Ask an experienced European AC importer when their summer season really begins, and they will not say June. In the air-conditioning trade, summer is when you sell — but autumn is when you win or lose the season. The containers that fill European warehouses in May were ordered seven or eight months earlier, while last season’s stock was still being counted. So if you are wondering when to order air conditioners from China for summer 2027, the honest answer is: sooner than feels natural. This guide walks through the full buying calendar, what ordering late actually costs, and how rail freight has added a genuine mid-season safety valve.
The Two-Season Reality: Selling in Summer, Buying in Autumn
The European AC business runs on two calendars that barely overlap. Consumers and installers buy from June to August. Importers buy from September to December. Container shipping data makes the split visible: China-to-Europe air-conditioner shipments concentrate heavily in January through April, and by May 2026 monthly volumes had already dropped by around 37% month-on-month as the pre-season push wound down (China trade data analysis).
Now work backwards from that January–April shipping peak. Sea freight to European ports typically takes four to six weeks. Production of a container order takes several weeks before that. Sampling, negotiation and artwork approval come earlier still. The pattern implies that most of the purchase orders behind those spring containers are signed roughly between September and December — precisely when European consumers have stopped thinking about cooling. The record 2026 season, which we covered in our Europe AC boom importer guide, has only sharpened this rhythm: more importers now chase the same autumn production slots.
The Month-by-Month AC Import Calendar
Here is the cycle laid out for a June selling season. Treat it as a planning skeleton, not a rigid script — OEM programmes and certified R290 lines need more lead time than repeat orders of a standard product.
| Months | Phase | What you should be doing |
|---|---|---|
| Sept–Oct | Negotiate & sample | Shortlist suppliers, request quotations, test samples, agree specifications and compliance documents. New to the process? Start with our step-by-step guide to importing air conditioners from China. |
| Nov–Dec | Purchase order & artwork | Sign the PO. For OEM and private-label programmes, finalise logos, packaging, manuals and energy labels now — artwork delays are the most common reason production slots slip. |
| Jan–Feb | Production — Chinese New Year warning | Factories close for one to two weeks around Chinese New Year and ramp back up gradually afterwards. Orders confirmed before December are scheduled around the holiday; late orders queue behind it. |
| Mar–Apr | Shipping | Sea freight departs — typically four to six weeks to European ports, plus customs clearance and inland haulage. |
| May | Goods in warehouse | Stock arrives; run inbound quality checks, publish listings, sell in to dealers and retail partners before the first hot week. |
| Jun–Aug | Selling season + rail replenishment window | Sell through and watch stock weekly. If a heatwave empties the warehouse, rail replenishment (below) is the fallback — provided your supplier still has capacity. |
What Ordering Late Actually Costs
None of these costs show up on a quotation, which is why they catch first-time importers by surprise.
- Spot freight instead of planned freight. Booking containers at the height of the pre-season rush generally means paying spot rates and accepting whatever sailing is left, rather than shipping on the schedule you chose.
- Allocation risk. Factories fill their spring production slots in order of confirmed POs. A late order does not just cost more — it may simply be pushed behind Chinese New Year and everyone who ordered before you.
- Missed heatwave weeks. This is the expensive one. In early July 2026, portable air conditioners reportedly sold out across Germany and Austria at the peak of the heatwave (Bloomberg). A stockout in a heatwave week is revenue that never comes back — the customer buys whatever brand is physically on the shelf.
The 2027 Twist: Compliant R290 Stock May Front-Load the Autumn
There is a regulatory reason the coming autumn window may be busier than usual. Under Regulation (EU) 2024/573, from 1 January 2027 self-contained air conditioners up to 12 kW placed on the EU market need a refrigerant with GWP below 150 — in practice R290. R32 split systems up to 12 kW remain permitted until 2029. We break the deadlines down in our F-Gas 2027 timeline for AC importers.
The buying-calendar implication is straightforward, though it should be treated as a scenario rather than a certainty: demand for compliant R290 portables and monoblocs may front-load orders, as importers compete for audited R290 production capacity ahead of the deadline. If a private-label R290 programme is on your roadmap, our R290 portable and monobloc importer’s guide covers the product side; on the calendar side, the safe assumption is that R290 slots will be claimed early.
How Rail Replenishment Changes the Game
The 2026 season showed that the calendar now has a new move in it. When the July heatwave hit, in-season emergency replenishment reportedly happened at scale — some rush orders are said to have reached France within days of being placed — and China–Europe rail freight is reported to have carried more than 100,000 air-conditioning units to Europe between April and June, with delivery in roughly 15 days (rail report).
This matters to us directly. Our base in Zhengzhou is a China–Europe Railway Express hub, and rail from here to European terminals typically takes 15–22 days, subject to schedules — against four to six weeks by sea. We compare the options in detail in our guide to shipping HVAC equipment from China.
One caution: rail replenishment is a safety valve, not a strategy. It works best as a top-up of a product that is already in production — same spec, same artwork, components on hand. The importers who used rail well in 2026 were the ones who had ordered in autumn and used the fast lane to reorder their winners mid-season, not the ones trying to start a programme in June.
Frequently Asked Questions
When should I start talking to factories for summer 2027?
September–October 2026 is the natural starting point: it leaves time for sampling, negotiation and artwork before a November–December purchase order, which keeps production ahead of Chinese New Year. Given that F-Gas 2027 may front-load demand for compliant R290 stock, earlier is safer than later. Send us your requirements any time — we reply within 24 hours.
Can I reorder mid-season?
Often, yes — especially by rail. From Zhengzhou, rail to European terminals typically takes 15–22 days, subject to schedules and available production capacity, and 2026 proved the model works at scale. Mid-season reorders move fastest when they repeat an existing specification: the factory already holds your artwork, approvals and component supply, so production can restart without a new setup cycle.
How does Chinese New Year affect production?
Factories typically close for one to two weeks around the holiday (late January or February, depending on the year), and output ramps back gradually as workers return — in practice a several-week dent in capacity. Orders confirmed by early December are usually produced before the closure or scheduled cleanly after it; orders placed in January often slip by weeks.
What if I missed the autumn window?
The season is not lost, but your options narrow. Standard hydronic products such as fan coil units are typically produced in 15–30 days with an MOQ from one unit, and rail freight compresses transit. OEM portable programmes are harder to rescue late, because artwork, compliance checks and container-lot MOQs take time. Contact us and we will tell you honestly what is still feasible.
Plan Your Summer 2027 Programme Now
The best time to talk about next summer is the week this one ends. Tell us what you sold, what you ran out of, and what your customers asked for that you did not have — and we will come back with a realistic production and shipping calendar for your market. Contact us here or message us on WhatsApp at +86 183 3606 5798. We reply within 24 hours.