Seasonal — Spending · Created September 4, 2026 · 20 min read
The Big-Purchase Calendar
When to buy what, and why the date matters more than the haggling.
Almost everything expensive has a month when it is cheapest, and the reason is rarely generosity. Inventory has to move before the next model lands, or a holiday weekend has been built to make you buy. Knowing which one you are looking at is worth more than any amount of negotiating.
On This Page
Two Forces Set Every Price
Every predictable discount in retail comes from one of two places, and they behave differently.
- Model-year changeover. New inventory is arriving and the old inventory is occupying floor space that costs money. The discount is real, it is on last year’s product, and it disappears when the stock does. This is the better of the two, because the seller needs the sale more than you need the purchase.
- The manufactured sale weekend. Presidents’ Day, Memorial Day, July 4th, Labor Day, Black Friday. These exist because retailers created a reason to shop, and the discount is set by a marketing calendar rather than by pressure on the seller. Still worth using — but the price is chosen, not forced.
The practical difference: at changeover you can push, because the alternative to selling you the unit is storing it. On a holiday weekend the advertised price is usually the price, and the leverage is in choosing which weekend rather than in what you say at the counter.
A gift holiday is that second force with the discount removed. Mother’s Day and Father’s Day move real money — a record $38 billion and $27.9 billion respectively in 2026[1][2] — but they move it toward a deadline the buyer cannot miss. Jewelry, flowers and restaurant tables hit their annual demand peak in the days before Mother’s Day, and a seller facing a queue has no reason to discount. These are dates to buy early for, not dates to buy on.
The Calendar, Month by Month
| January | |
|---|---|
| Furniture, linens, fitness equipment, TVs | Indoor furniture begins its winter clearance. TVs may remain discounted between the holidays and the Super Bowl.[3][4] Department stores also run January “white sales” on sheets, towels and bedding.[5][6] |
| February | |
| Mattresses, appliances, winter clothing | Presidents’ Day promotions commonly include mattresses and major appliances, while winter merchandise enters clearance — clothing and coats typically from mid-January into early March.[4][7] |
| March | |
| Luggage, winter sports gear, outgoing Samsung phones | Winter gear reaches end-of-season clearance; Samsung’s early-year Galaxy launch can push the previous S-series flagship down.[8][4] |
| April | |
| Vacuums, spring-cleaning equipment, generators and storm gear | Spring-cleaning promotions can create a useful comparison window, but model-specific clearance is stronger evidence than the month alone.[4] Generators are best bought now — stock is deep and prices are ordinary before the Atlantic hurricane season opens on June 1.[9] |
| May | |
| Mattresses, grills, major and small appliances | Memorial Day promotions begin appearing during May. Consumer Reports’ observed sale data particularly identifies mattresses, grills and appliances.[10] Mother’s Day also falls in May, and it lifts prices on jewelry, flowers and dining rather than lowering them.[1] |
| June | |
| Tools and grills | Father’s Day produces tool and grill promotions, but it is a demand event more than a discount event: for grills, compare against deeper end-of-summer clearance rather than assuming June is the annual low.[4] The better June window is the department-store midyear sale, which is where business clothing comes down.[5] |
| July | |
| Consumer electronics, small appliances, summer clothing, selected home goods | Prime Day and competing retailer events have turned mid-July into a major promotional period, though not every category reaches its annual low.[11][12] Summer apparel also enters clearance through July and August.[7] |
| August | |
| School supplies, laptops, patio furniture, lawn equipment | Many states schedule limited back-to-school sales-tax holidays in July or August, while outdoor and lawn-equipment clearance begins. Eligibility and price caps vary by state.[13][14] The state-by-state dates are listed in Back to School Deals 2026. |
| September | |
| Outdoor furniture, grills, lawn equipment, window air conditioners, appliances, mattresses | Labor Day promotions overlap with end-of-summer clearance. Prices can improve as stores trade selection for floor space.[14][4] |
| October | |
| Outgoing cars, bicycles, tires, cookware | Follow the actual replacement date for a car rather than assuming every model changes in September. Fall bike clearance and manufacturer tire rebates may also appear.[15][16][17] |
| November | |
| Electronics, toys, small appliances | Black Friday and Cyber Monday create broad price competition, but compare exact model numbers because sale-specific configurations can differ.[4] |
| December | |
| Cars, tools, remaining electronics, bicycles | Year-end dealer incentives and remaining seasonal clearance can create opportunities, subject to inventory and the replacement schedule for the specific product.[18][16] |
Timing patterns are the general shape of the US retail year, not a guarantee about any particular store or model. Categories shift, and a genuine clearance beats a calendar every time.
When to Buy Last Year’s Model
There is no single month for buying the outgoing model. The reliable signal is the arrival of its replacement. Identify the exact product, learn when the successor is announced or reaches stores, and begin tracking the old model just before that date. The useful balance is usually shortly after the successor appears: the price has begun to fall, but colors, sizes and configurations have not completely disappeared.
| February–April | |
|---|---|
| Samsung Galaxy S phone | The flagship S-series generally refreshes early in the year. Discounts on the previous generation often follow, subject to remaining inventory.[8] |
| February clearance; also October–December | |
| Snow blowers | Buying after winter can reduce the price, but inventory may be thin. Buying before snow arrives preserves selection and avoids an emergency purchase.[19] |
| Spring and fall rebate periods | |
| Tires | Manufacturer rebates often cluster around seasonal changeovers. Never delay replacement when tread depth, damage or tire age creates a safety problem.[17] |
| Local mild-weather periods, often spring or fall | |
| Central heating and air conditioning | This is a contractor-capacity cycle rather than a product model year. Request several installed-price quotes when companies are between peak heating and cooling calls; regional weather matters more than the national calendar.[20] |
| July–August or November | |
| Laptops and tablets | Computer makers and chip suppliers do not follow one dependable annual changeover. Back-to-school offers provide selection; Black Friday often supplies the broadest price competition. Also look after the replacement for a particular model ships.[21] |
| Late summer through winter | |
| Bicycles and e-bikes | Shops clear seasonal inventory, and some brands still discount the prior model year. The lowest price comes with fewer sizes and colors.[16] |
| August–September | |
| Lawn mowers and riding tractors | Stores need room for fall and winter equipment. Late-season discounts can be meaningful on equipment costing hundreds or thousands of dollars.[14] |
| Late August–September | |
| Grills, patio furniture and window air conditioners | End-of-season clearance is usually a stronger reason for a markdown than an early-summer holiday promotion. Hot weather can exhaust air-conditioner inventory before clearance begins.[4] |
| September–October; compare again in November | |
| iPhone | Apple normally introduces its principal iPhone generation in September.[22] Older models may receive a direct price reduction or retailer clearance. Carrier offers can be larger, but may require a trade-in, new line, installment agreement or expensive service plan. |
| After the specific successor launches; also compare November | |
| Google Pixel and foldable phones | These do not share the iPhone or Galaxy S calendar. Track the named model and its announced replacement rather than relying on a general “phone month.”[8] |
| When the replacement reaches local dealers | |
| Cars | New model years can now arrive throughout the calendar, although outgoing inventory is often available from late summer through year end. Search local inventory for both model years and compare the discount with the older vehicle’s extra year of depreciation.[15][18] |
Why July Became a Second Black Friday
This one is new enough that most buying advice has not caught up. Amazon built Prime Day into a mid-July event large enough that competitors could not ignore it, and the response was not to compete on the same day but to surround it. Walmart Deals and Target Circle Week now run their own multi-day events in the same window, with Best Buy and others alongside.[11]
Two things follow, and both matter more than the discounts themselves.
The events are getting longer. Walmart’s July event ran four days in 2024 and six in 2025; Target’s has run seven.[11] What began as a single day is now most of a week across several retailers at once — which is why treating July as a browsing month is expensive.
You no longer need the membership. The original reason to care about mid-July was Prime. Now the competing events are open to anyone, so the July window is a genuine price event rather than a loyalty perk.[12]
Practically: if something on your list is consumer electronics, a small appliance or a commonly promoted home good, July and November are two useful months to compare. July is not automatically the annual low, and a product replacement or genuine clearance is stronger evidence than the event name. Cars, mattresses and major appliances follow different cycles.
By Category
Cars
The single most timing-sensitive purchase most families make. Many new models still arrive from late summer into fall, but the industry no longer has one universal September changeover; a vehicle can launch at almost any point in the year. Watch when the replacement for the specific model reaches local dealers, then layer the sales calendar on top: the end of the month, the end of a quarter, and the last week of December are when targets close.[15] The buying mechanics — financing, trade-in, the out-the-door number — are in Buying a Car. The true cost of ownership is a separate question from the purchase price, and the cheaper month does not change it.
Major appliances
Three-day weekends — particularly Memorial Day, July 4th and Labor Day — create recurring promotions, and Black Friday provides another comparison point. Individual-model clearance can beat all of them. If an appliance is failing rather than failed, the calendar is worth waiting for; if water is on the floor, it is not.
Mattresses
Priced on a three-day-weekend rhythm all year — Presidents’ Day, Memorial Day, July 4th, Labor Day. There is no meaningful model-year effect, so the best available date is simply the next holiday weekend.
Televisions and electronics
November provides the broadest electronics competition, with another television window in January before the Super Bowl. July is worth comparing for computers, headphones, smart-home devices and other commonly promoted electronics, but the event name alone does not prove that a price is the annual low.
Furniture
For indoor furniture, look during winter clearance in January and February and again around the late-summer showroom change in August and September. Outdoor furniture follows a different cycle and usually clears between July 4th and Labor Day. Custom furniture is made to order and does not follow the same inventory cycle.[3]
Clothing
The purest end-of-season category on the page: a garment is marked down because the rack it occupies is needed for the next season, not because a newer one arrived. Winter clothing and coats come down from mid-January into early March, spring clothing through May and June, summer clothing through July and August, and autumn clothing from October into December.[7] Buying one season ahead is the entire technique, and it costs nothing but closet space.
Business clothing follows the department-store semiannual sales rather than the weather — the midyear round in June and the post-holiday round in January.[5] Suits, separates, blazers and dress shoes are worth waiting for, with one caveat that outranks price: budget for alterations. A discounted suit or dress that hangs badly is not a saving, and clearance racks are picked over in the common sizes first. When a new job or an interview is the reason for the purchase, buy the one good outfit at whatever it costs and wait for the sale on the second.
Formal wear has a calendar, but for most people it is the wrong question. Prom dresses clear after prom in late spring, party dresses and tuxedo stock clear in January, and bridal shops discount floor samples when they change stock. All of that is real and all of it is late. For a garment worn once, ask first whether to own it: renting or buying resale generally beats any clearance price and skips both the storage and the alterations. Buy the formal piece outright only when it will come out of the closet more than once.
Generators and storm equipment
Generators invert everything else here. There is no model-year pressure worth waiting for, and the seasonal spike is not a sale — it is a forecast. The Atlantic hurricane season runs June 1 to November 30 with its statistical peak around September 10; the eastern Pacific season opens May 15.[9] Once a storm is named, selection collapses and the price is the last thing a seller needs to move. Buy in the off-season — late winter and spring, before the season opens — when the stock is deep and a discount is a real discount.
Buying early also buys the right unit. The Consumer Product Safety Commission advises choosing a portable generator with an automatic carbon-monoxide shut-off, certified to PGMA G300-2023 or UL 2201-2023, and running it outdoors only, at least 20 feet from the house — never in a garage, basement, crawlspace or shed.[23] A panic purchase is whatever the last open store still has, which is exactly how that feature gets skipped. The same logic covers anything bought against a forecast — sump pumps, space heaters, snow blowers: the cheapest week and the week you need it are never the same week.
Interior decoration
Decorating tracks the furniture cycle more than the holiday calendar. Department stores run January “white sales,” a long-standing post-holiday clearance on sheets, towels, bedding and other home textiles.[6] Rugs, curtains, lamps and accessories follow the same showroom changes as furniture, so the useful windows are January and February and again in August and September, with Memorial Day adding a home-goods round in May.[5]
Decorating is also where the sinking fund matters most, because no single price is large enough to feel like a decision. A room furnished at sixty dollars a weekend is a major purchase paid in installments that nobody ever approved. Decide the room and its total number first, then let the calendar tell you when to buy the pieces.
Home Improvement and Contractor Seasons
Contracted work follows a different calendar from merchandise. A retailer marks down an item for everyone; a contractor prices a particular job according to the local backlog, crew availability, material costs, site conditions and weather. The off-season may create bidding leverage, but it does not guarantee a discount.
For contracted work, the best time to ask and the best time to build may be different. Seek bids when contractors are less busy, but schedule installation only when the materials, ground and weather are suitable.
| No dependable national season | |
|---|---|
| Basement finishing and interior flooring | Indoor work is governed more by local contractor availability than weather. Correct basement moisture problems and observe the space through wet conditions before walls or flooring conceal them. |
| Kitchen and bathroom remodeling | These projects are less weather-dependent, so the local contractor backlog, permits and cabinet or fixture lead times determine the useful bidding window. |
| Late winter or early spring in mild climates; also consider fall | |
| Roof replacement | Fall may offer availability after the summer rush. Do not wait if the roof is leaking or structurally compromised. Asphalt shingles become brittle in cold weather and may not self-seal promptly. Rain, snow, ice, extreme heat and the local storm season can all affect installation quality.[24] |
| Late spring or early fall | |
| Exterior painting or staining | The local shoulder season is often useful, but drying conditions matter more than the contractor calendar. Avoid rain, damp surfaces, excessive humidity and temperatures outside the coating’s specified range.[25] |
| Mild, dry shoulder seasons | |
| Driveways, patios and concrete work | Fresh concrete needs protection in very hot or cold weather. Frozen ground, heavy rain and freeze-thaw conditions may outweigh an off-season price.[26] |
| Spring or fall, depending on local climate | |
| Landscaping and tree installation | Cooler temperatures and consistent moisture help many trees establish, but species, soil conditions and local heat or freeze patterns control the schedule.[27] |
| Fall or winter | |
| Deck construction | Obtain plans and bids during the slower season, then build when the ground is workable. Frozen or saturated soil can prevent footing work. In northern climates, winter may be a planning and permitting period rather than a construction period.[28][29] |
| Fence installation | Frozen ground can prevent post-hole work, but dormant landscaping and lighter schedules can make this a useful period in mild climates.[30] |
| After swimming season; fall or winter in warm regions | |
| In-ground swimming pools | Excavation requires workable, reasonably dry soil. Northern construction may need to wait for the thaw even if the contract is negotiated earlier.[31] |
| Local contractor off-season, when installation conditions permit | |
| Replacement windows and exterior doors | There is no dependable national month. Severe weather, open-wall exposure and product-specific sealant requirements affect scheduling. Preventing active water damage takes priority over timing. |
| Late fall through early spring, where conditions permit | |
| Siding | Vinyl expands and contracts, so cold-weather installation requires appropriate spacing. Severe cold, storms and ice can interfere with safe, correct installation.[32] |
| Before the local installer’s peak season | |
| Irrigation systems | There is no dependable national month. In freezing climates, installation must account for frozen ground and winterization; in warmer regions, demand follows the local dry season. |
| Whenever local demand is softer | |
| Solar installation | There is no dependable national month. Utility rules, incentives, permitting backlogs and roof condition can matter more than season. A roof nearing replacement should generally be addressed before solar panels are installed.[33] |
- Availability is more predictable than a discount. A slower contractor may offer a better price, but the more dependable benefits are faster scheduling, more attentive bidding and more time to compare contractors.
- Get at least three like-for-like bids. Make sure the scope, quantities, material grade, site preparation, disposal, permits, payment schedule and warranty match before comparing prices.
- Do not postpone damage. Active roof leaks, unsafe decks, failed drainage, structural movement and water intrusion generally become more expensive while you wait. Seasonal timing is for planned work, not emergency repair — that is what the emergency fund is for.
The Part That Actually Saves Money
A calendar tells you when a thing is cheap. It does not tell you whether to buy it, and the gap between those two questions is where most of the money goes.
- A discount on something unbudgeted is not a saving. It is a smaller purchase than it might have been. The only spending this calendar helps with is spending you had already decided to do.
- Work backwards from the date. If the washing machine is limping and September is the month, the useful question in March is what has to go aside each month to pay cash by then. That is a sinking fund, and it is the whole technique — How to Budget is where the monthly plan it comes out of gets built.
- Read the financing separately from the price. Ask for the cash price and every financing option in writing, then compare the amount financed, APR, term, required payment, fees and total of payments. The distinction is in the paperwork, never in the advertisement. Managing Debt has the wider version.
- Price the whole thing. Delivery, haul-away, installation and the extended warranty are where an advertised appliance price is quietly rebuilt. Ask for the out-the-door number before discussing anything else.
- The emergency fund is not the sinking fund. If a planned purchase has to come out of the emergency fund, the purchase is early. Emergency Funds explains why the two accounts do different jobs.
Time the Financing Too
Large-purchase financing often follows the same promotional windows as the merchandise: three-day holiday weekends, a model changeover, Black Friday and year end. Those are sensible times to watch for offers such as 0% APR for 36 or 60 months on a car, furniture or an appliance, but there is no dependable national financing month. Manufacturers and dealers may introduce subsidized financing when they have excess inventory, and the eligible models, loan length and credit requirements can change from one offer to the next. The Consumer Financial Protection Bureau notes that advertised 0% auto financing is generally reserved for borrowers with the highest credit scores and may require a shorter repayment period.[34]
Compare the total cost, not the monthly payment. A car buyer may have to choose between 0% financing and a manufacturer cash rebate, so compare both versions using the same down payment and loan term; arrive with a bank or credit-union preapproval so the dealer’s offer has a benchmark.[34][35] For furniture and appliances, read the exact phrase. “0% APR for 60 months” generally means no interest accrues during that period, while “no interest if paid in full” usually signals deferred interest: leave even part of the promotional balance unpaid at the deadline and interest dating back to the purchase may be added.[36] A long interest-free term is useful only when the purchase price remains competitive, fees and add-ons do not erase the saving, and the required payment fits comfortably within the budget.
Where to go next: Buying a Car — the negotiation once the month is right; How to Budget — building the sinking fund that makes the date usable; Managing Debt — the financing question, read separately from the price; Emergency Funds — why a planned purchase never comes out of it.
References & Resources
- National Retail Federation: Mother’s Day Spending Expected to Hit Record $38 Billion — a record $38 billion and $284.25 per person for 2026, led by jewelry ($7.5 billion), special outings ($6.4 billion) and electronics ($4.4 billion); NRF and Prosper Insights & Analytics survey of 7,877 US adults, fielded April 1–8, 2026, margin of error ±1.1 percentage points.
- National Retail Federation: Father’s Day Consumer Spending and Insights — $27.9 billion and $226.58 per person for 2026, up from $199.38 in 2025, with 77% of consumers celebrating; NRF and Prosper Insights & Analytics survey of 7,914 US adults, fielded April 30–May 5, 2026, margin of error ±1.1 percentage points.
- NerdWallet: When Is the Best Time to Buy Furniture? — distinguishes winter and late-summer indoor-furniture cycles from end-of-summer outdoor clearance.
- Consumer Reports: Best Time to Buy Things — maintains a month-by-month, product-specific buying calendar covering appliances, electronics, mattresses, grills, lawn equipment, vacuums and other household categories.
- NerdWallet: Best Things to Buy Every Month — month-by-month consumer calendar covering January white sales, February winter-apparel clearance, Memorial Day home-goods promotions, the June midyear semiannual sales and July–August summer-apparel clearance.
- Money: January Is the Best Month to Buy Bedding and Linen — describes the department-store “white sale” tradition — a start-of-year clearance on linens, sheets and towels run to make room for new inventory.
- Hudson Valley Credit Union: Best Times to Buy Clothing — sets out the end-of-season apparel windows: winter mid-January through early March, spring May into June, summer July and August, autumn October through December.
- SamMobile: What is the best time of year to purchase a phone? — describes the different launch and discount windows for Apple, Galaxy S and foldable phones.
- NOAA National Hurricane Center: Tropical Cyclone Climatology — Atlantic hurricane season 1 June–30 November with the statistical peak on 10 September and most activity between mid-August and mid-October; eastern Pacific season 15 May–30 November.
- Consumer Reports: Products on Deep Discount in May — reports recurring May and Memorial Day promotions on mattresses, grills and appliances based on observed sale patterns.
- Retail Dive: Walmart and Target compete with Amazon Prime Day — Walmart Deals and Target Circle Week run multi-day July events against Prime Day, and the events have been lengthening: Walmart from four days in 2024 to six in 2025, Target running seven.
- Axios: Major retailers rival Amazon Prime Day with July sales — the competing July events are open to all shoppers rather than restricted to members.
- Federation of Tax Administrators: 2026 Sales Tax Holidays — lists participating states, dates, eligible back-to-school categories and purchase limits; the rules vary materially by state and year.
- Consumer Reports: How to Find the Best Deals on a Riding Lawn Mower — identifies August and September as a late-season opportunity, with lower selection as stores clear inventory.
- Cars.com: When Do New Car Models Come Out? — explains why modern vehicle introductions no longer follow one universal autumn model-year changeover.
- Cycling Weekly: Bicycle Sale and Model-Year Timing — discusses the traditional late-summer and fall model-clearance cycle and the growing importance of November promotions as bicycle release schedules become less uniform.
- Tire Rack: Current Rebates and Special Offers — provides a live view of manufacturer tire rebates; offers rotate, so current terms are better evidence than a permanently assigned sale month.
- Cars.com: What’s the Best Time of Year to Buy a Car? — explains year-end, holiday and outgoing-inventory opportunities while emphasizing that incentives and inventory conditions change.
- Consumer Reports: Snow Blower Buying Guide — identifies February and the October–December period as useful buying windows.
- US Department of Energy: HVAC Contractor Business Model — notes that some non-emergency HVAC work is deferred to the slow season, when outside temperatures are comfortable.
- Digital Trends: Laptop Buying Guide — identifies back-to-school, Black Friday and the period around a replacement launch as useful laptop-shopping windows.
- Apple: Apple debuts iPhone 17 — an example of the principal iPhone generation being announced in September.
- US Consumer Product Safety Commission: Generator, Carbon Monoxide and Fire Hazards Ahead of Hurricane Season — news release dated May 27, 2026 advising advance preparation, generators with a carbon-monoxide shut-off certified to PGMA G300-2023 or UL 2201-2023, and outdoor-only operation at least 20 feet from homes and buildings; one portable generator can emit as much carbon monoxide as hundreds of cars.
- National Roofing Contractors Association: Roofing Guidelines and Resources — explains the handling and sealing concerns involved in cold-weather asphalt-shingle installation.
- Sherwin-Williams: Exterior Product Application FAQs — describes the temperature, moisture and curing conditions that limit exterior painting and staining.
- American Cement Association: Concrete Temperature and Weather Guidance — explains the temperature-control and curing measures required when concrete is placed in unusually hot or cold conditions.
- Arbor Day Foundation: Tree-Planting Questions Answered — identifies spring and fall as useful planting periods for most trees while emphasizing that the correct timing depends on local climate.
- Trex: Fall Planning for a Spring Deck Build — discusses using fall and winter for contractor selection, permits, budgeting and material planning before construction conditions improve.
- Trex: Fall Fix-Ups for Outdoor Spaces — describes fall and winter as typically slower periods for deck contractors, with potential scheduling and pricing advantages where weather permits.
- Angi: Planning a Fence Project in Winter — discusses off-season contractor availability, dormant landscaping and the limits imposed by frozen ground.
- Angi: Best Time to Buy a Pool — discusses post-season contractor availability and the regional soil, moisture and freezing conditions that control installation timing.
- Vinyl Siding Institute: Vinyl Siding Installation Manual — specifies additional expansion spacing for vinyl siding installed below 40°F, supporting the cold-weather caution.
- US Department of Energy: Replacing Your Roof? It’s a Great Time to Add Solar — explains why coordinating roof and solar work can avoid the later cost of removing and reinstalling panels.
- Consumer Financial Protection Bureau: How do I qualify for an advertised 0% auto financing? — states that only consumers with the highest credit scores qualify for advertised 0% offers and that such deals often require repayment over a relatively short period, such as 36 months; also notes dealer incentives may include both 0% APR loans and manufacturer cash rebates.
- Consumer Financial Protection Bureau: Take Control of Your Auto Loan — advises starting with a preapproved offer from a bank or credit union and comparing loans by total cost rather than by monthly payment; its worked example shows a $20,000 loan at 4.75% costing $1,498 in interest over 36 months against $3,024 over 72 months.
- Consumer Financial Protection Bureau: How to Understand Special Promotional Financing Offers on Credit Cards — archived CFPB explainer distinguishing “0% intro APR” from “no interest if paid in full,” where any balance left at the deadline has interest added back to the original purchase date; its $400 example leaves $100 owing under 0% APR against $165 under deferred interest.
Sale timing is a pattern, not a promise. Verify current dates and prices before planning a purchase around them, and treat a genuine clearance as better evidence than any calendar.