Sichuan (Chengdu)
September
Weather in Sichuan for September 2026
Your guide to Sichuan weather in September - trends and predictions
In general, the average temperature in Sichuan at the beginning of September is 28.9 °C. As the month progressed, temperatures tended to significantly cool down, reaching an average of 25 °C by the end of September.
Sichuan experiences heavy rainfall in September, with over 20 rainy days and an average total precipitation 159 mm.
Is September a good time to visit Sichuan? check out the best time to travel to Sichuan page.
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Temperatures
Rain 🌧️
More
3
Dry days
27
Rainy days
0
Snow days
27°/21°
Temperatures
10 km/h
Avg max wind
75 %
Avg humidity
Sichuan Weather September
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Temperatures trend during September in Sichuan
See the weather trend as well as the moving average line
September weather in Sichuan day by day
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| Date | Weather | Temperatures | Rain | UV | More |
|---|---|---|---|---|---|
| 1 Sept. |  Patchy rain possible | 28° /20° | 4.7 mm | 6 | |
| 2 Sept. |  Moderate rain at times | 29° /21° | 1.9 mm | 7 | |
| 3 Sept. | Patchy rain possible | 29° /21° | 4.1 mm | 6 | |
| 4 Sept. |  Partly cloudy | 29° /21° | 6 mm | 7 | |
| 5 Sept. | Light rain shower | 29° /20° | 3.2 mm | 7 | |
| 6 Sept. | Light rain shower | 29° /20° | 3.2 mm | 7 | |
| 7 Sept. | Partly cloudy | 29° /21° | 4 mm | 7 | |
| 8 Sept. |  Cloudy | 28° /21° | 1.9 mm | 6 | |
| 9 Sept. | Partly cloudy | 29° /21° | 6.4 mm | 6 | |
| 10 Sept. | Light rain shower | 29° /21° | 13.2 mm | 6 | |
| 11 Sept. | Light rain shower | 29° /20° | 11.6 mm | 6 | |
| 12 Sept. | Cloudy | 29° /20° | 3.2 mm | 6 | |
| 13 Sept. | Moderate rain at times | 28° /21° | 7.9 mm | 6 | |
| 14 Sept. | Moderate or heavy rain shower | 27° /21° | 21.8 mm | 6 | |
| 15 Sept. | Moderate or heavy rain shower | 27° /21° | 8 mm | 6 | |
| 16 Sept. | Light rain shower | 27° /21° | 5.2 mm | 6 | |
| 17 Sept. | Partly cloudy | 27° /20° | 4.5 mm | 6 | |
| 18 Sept. | Patchy rain possible | 26° /20° | 1.9 mm | 6 | |
| 19 Sept. | Patchy rain possible | 28° /21° | 1.2 mm | 6 | |
| 20 Sept. | Patchy rain possible | 28° /20° | 2.1 mm | 6 | |
| 21 Sept. |  Overcast | 25° /19° | 0.5 mm | 6 | |
| 22 Sept. | Patchy rain possible | 25° /20° | 2.9 mm | 6 | |
| 23 Sept. | Patchy rain possible | 25° /19° | 4.3 mm | 6 | |
| 24 Sept. | Patchy rain possible | 25° /19° | 1.7 mm | 6 | |
| 25 Sept. | Patchy rain possible | 25° /19° | 2.1 mm | 6 | |
| 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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Important Notice
Our weather forecast for Sichuan in September is based on the analysis of historical data rather than real-time forecast models. While this provides a general overview, weather conditions can change. We recommend that you check the Sichuan forecast closer to your planned date for the most up-to-date weather information.
Change Month
Sichuan weather in September vs August vs October
Compare September weather in Sichuan with the previous and following months. See how temperature, rainfall, wind, and other conditions change throughout the year to help you plan your visit.
| August | September | October | |
|---|---|---|---|
| Weather | Patchy rain possible | Patchy rain possible | Patchy rain possible |
| Temperatures | 31°/23° | 27°/21° | 20°/16° |
| Rainfall | 216 mm | 159 mm | 64 mm |
| Wind | 9.3 km/h | 10.4 km/h | 8.9 km/h |
| Humidity | 76% | 75% | 74% |
| Rainy days | 27 days | 27 days | 19 days |
| Dry days | 4 days | 3 days | 12 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?
During September, expect a variety of temperatures with highs around 27° and lows near 21°, suitable for diverse activities and preferences.
How much rainfall should be expected in Sichuan during September?
Significant rainfall exceeding 159 mm is expected in Sichuan during September, occurring over more than 27 days. Preparing for wet conditions is recommended in your planning.
What are the typical wind conditions in Sichuan during September?
The average wind speed in Sichuan during September is 10 km/h, suggesting breezy to windy conditions, depending on your activities.
What to pack to Sichuan in September?
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
- Lightweight Clothing: T-shirts, blouses, shorts, skirts
- Rain Gear: Lightweight, waterproof clothing
- Footwear
- Waterproof Shoes
- Accessories
- Sunglasses: For sun protection
- Sun Hats: Wide-brimmed hats for sun protection in warm weather
- Umbrellas/Raincoats: For rainy days
- Personal Items
- Sunscreen: High SPF for sunny destinations
- Lip Balm with SPF: To protect against chapped lips
September rainfall patterns in Sichuan
Explore the daily rainfall trends and prepare for Sichuans September weather 💧
UV exposure in Sichuan during September
Stay informed about UV levels for safe outdoor activities throughout the month of September ☀️
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