Weather in Sichuan for September 2026
Until now, September 2026 in Sichuan is slightly cooler than the historical average by 0.7 °C.
The forecast for the next days in Sichuan predicts a temperature of 23.4 °C, which is cooler than the historical average.
In general, the average temperature in Sichuan at the beginning of September is 29 °C. As the month progressed, temperatures tended to significantly cool down, reaching an average of 24 °C by the end of September.
Sichuan in September brings notable rainfall, with an average of 17 rainy days and a total precipitation of 140.3 mm.
Is September a good time to visit Sichuan? check out the best time to travel to Sichuan page.
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Sichuan Weather September
Temperatures trend during September in Sichuan
September weather in Sichuan day by day
| Date | Weather | Temperatures | Rain | UV | More |
|---|---|---|---|---|---|
| 1 Sept. |  Patchy rain possible | 28° /20° | 4.2 mm | 7 | |
| 2 Sept. |  Moderate rain at times | 29° /21° | 1.6 mm | 8 | |
| 3 Sept. | Patchy rain possible | 29° /21° | 3.4 mm | 6 | |
| 4 Sept. |  Partly cloudy | 29° /21° | 5 mm | 6 | |
| 5 Sept. | Light rain shower | 30° /21° | 2.7 mm | 7 | |
| 6 Sept. | Light rain shower | 29° /20° | 3 mm | 7 | |
| 7 Sept. | Partly cloudy | 29° /21° | 3.6 mm | 6 | |
| 8 Sept. |  Cloudy | 28° /21° | 3.1 mm | 6 | |
| 9 Sept. | Moderate or heavy rain shower | 28° /20° | 16.8 mm | 6 | |
| 10 Sept. | Light rain shower | 27° /20° | 13.2 mm | 6 | |
| 11 Sept. | Light rain shower | 28° /20° | 9.7 mm | 6 | |
| 12 Sept. |  Smoky haze | 22° /15° | 0.1 mm | 3.1 | |
| 13 Sept. | Smoky haze | 25° /17° | 0.1 mm | 8.9 | |
| 14 Sept. | Smoky haze | 26° /18° | 0 mm | 8.4 | |
| 15 Sept. | Patchy rain possible | 19° /16° | 3.8 mm | 3.9 | |
| 16 Sept. | Patchy rain possible | 21° /16° | 1.8 mm | 5 | |
| 17 Sept. | Patchy rain possible | 22° /17° | 1.1 mm | 5 | |
| 18 Sept. | Light rain shower | 24° /17° | 3.2 mm | 5 | |
| 19 Sept. | Patchy rain possible | 23° /19° | 2.1 mm | 5 | |
| 20 Sept. |  Overcast | 21° /19° | 0.1 mm | 5 | |
| 21 Sept. | Overcast | 23° /19° | 0 mm | 6 | |
| 22 Sept. |  Sunny | 29° /19° | 0 mm | 7 | |
| 23 Sept. | Overcast | 29° /21° | 0 mm | 6 | |
| 24 Sept. | Patchy rain possible | 24° /19° | 8.9 mm | 5 | |
| 25 Sept. | Overcast | 19° /18° | 0.9 mm | 4 | |
| 26 Sept. | Patchy rain possible | 25° /20° | 7.9 mm | 5 | |
| 27 Sept. | Patchy rain possible | 25° /20° | 1.1 mm | 6 | |
| 28 Sept. |  Heavy rain at times | 26° /19° | 2.6 mm | 5 | |
| 29 Sept. | Partly cloudy | 25° /18° | 0.6 mm | 6 | |
| 30 Sept. | Patchy rain possible | 24° /19° | 0.6 mm | 6 | |
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Sichuan weather in September vs August vs October
| August | September | October | |
|---|---|---|---|
| Weather | Patchy rain possible | Patchy rain possible | Patchy rain possible |
| Temperatures | 31°/23° | 27°/21° | 20°/16° |
| Rainfall | 250 mm | 140 mm | 62 mm |
| Wind | 9.4 km/h | 10.3 km/h | 9.3 km/h |
| Humidity | 77% | 75% | 75% |
| Rainy days | 19 days | 17 days | 13 days |
| Dry days | 12 days | 13 days | 18 days |
Planning a trip to Sichuan? Discover the best time to visit
Sichuan in September - FAQ
What are the expected maximum and minimum temperatures in Sichuan during September?
How much rainfall should be expected in Sichuan during September?
What are the typical wind conditions in Sichuan during September?
September rainfall patterns in Sichuan
UV exposure in Sichuan during September
What to pack to Sichuan in September?
Warm & sunny · highs around 27 °C, frequent showers
As you prepare for your trip to Sichuan in September, it's important to consider the typical weather patterns for the time of year. Below is a carefully tailored packing list to ensure that your time in Sichuan, during September, is comfortable and enjoyable, regardless of the weather conditions.
🧥 Clothing
👟 Footwear
🎒 Accessories
🧴 Personal Items
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Where is Sichuan?Get accurate weather forecasts for Sichuan, located at latitude 30.667 and longitude 104.067. Stay updated with localized weather information tailored for Sichuan.