Weather in Yunnan for September 2025
In general, the average temperature in Yunnan at the beginning of September is 21 °C. As the month progressed, temperatures tended to slightly decrease, reaching an average of 20.6 °C by the end of September.
Yunnan experiences an exceptionally high level of rainfall in September, with more than 24 rainy days on average.
Is September a good time to visit Yunnan? check out the best time to travel to Yunnan page.
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Yunnan in September average weather
Mon. | Tue. | Wed. | Thu. | Fri. | Sat. | Sun. |
---|---|---|---|---|---|---|
1 22° | 2 18° | 3 21° | 4 19° | 5 17° | 6 24° | 7 26° |
8 25° | 9 24° | 10 21° | 11 21° | 12 21° | 13 20° | 14 24° |
15 23° | 16 19° | 17 24° | 18 24° | 19 25° | 20 26° | 21 25° |
22 23° | 23 23° | 24 22° | 25 21° | 26 18° | 27 20° | 28 21° |
29 21° | 30 21° |
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Temperatures trend during September in Yunnan
September weather day by day
Date | Weather | Temperatures | Rain | UV | More |
---|---|---|---|---|---|
1 Sept. | Patchy light rain with thunder | 22° /14° | 18.9 mm | 5 | |
2 Sept. | Light rain shower | 18° /13° | 7.1 mm | 4 | |
3 Sept. | Light rain shower | 21° /13° | 21.1 mm | 5 | |
4 Sept. | Light rain shower | 19° /13° | 12.1 mm | 4 | |
5 Sept. | Light rain shower | 17° /11° | 11 mm | 4 | |
6 Sept. | Patchy rain possible | 24° /11° | 0.8 mm | 5 | |
7 Sept. | Patchy rain possible | 26° /11° | 2.3 mm | 6 | |
8 Sept. | Patchy light rain with thunder | 25° /11° | 7.1 mm | 6 | |
9 Sept. | Patchy light rain with thunder | 24° /13° | 8.3 mm | 5 | |
10 Sept. | Patchy light rain with thunder | 21° /14° | 21.5 mm | 5 | |
11 Sept. | Light rain shower | 21° /12° | 8.9 mm | 5 | |
12 Sept. | Light rain shower | 21° /13° | 9.1 mm | 5 | |
13 Sept. | Patchy rain possible | 20° /11° | 6 mm | 5 | |
14 Sept. | Patchy light rain with thunder | 24° /11° | 11.6 mm | 5 | |
15 Sept. | Patchy light rain with thunder | 23° /12° | 17.3 mm | 5 | |
16 Sept. | Light rain shower | 19° /13° | 15.7 mm | 4 | |
17 Sept. | Patchy rain possible | 24° /11° | 3.3 mm | 5 | |
18 Sept. | Patchy rain possible | 24° /11° | 1.8 mm | 5 | |
19 Sept. | Patchy rain possible | 25° /12° | 3.8 mm | 6 | |
20 Sept. | Patchy rain possible | 26° /11° | 0.6 mm | 6 | |
21 Sept. | Patchy rain possible | 25° /11° | 0.3 mm | 6 | |
22 Sept. | Moderate rain at times | 23° /12° | 5.5 mm | 5 | |
23 Sept. | Patchy rain possible | 23° /12° | 4.8 mm | 5 | |
24 Sept. | Light rain shower | 22° /13° | 13 mm | 5 | |
25 Sept. | Light rain shower | 21° /13° | 8.8 mm | 5 | |
26 Sept. | Patchy light rain with thunder | 18° /12° | 15.2 mm | 5 | |
27 Sept. | Patchy light rain with thunder | 20° /11° | 11.2 mm | 5 | |
28 Sept. | Light rain shower | 21° /11° | 7.6 mm | 5 | |
29 Sept. | Light rain shower | 21° /11° | 9.4 mm | 5 | |
30 Sept. | Light rain shower | 21° /11° | 8.1 mm | 5 | |
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Yunnan in September - FAQ
What to pack to Yunnan in September?
As you prepare for your trip to Yunnan 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 Yunnan, during September, is comfortable and enjoyable, regardless of the weather conditions.
- Clothing
- Warm Clothing: Sweaters, hoodies, long pants
- Rain Gear: Lightweight, waterproof clothing
- Footwear
- Waterproof Shoes
- Accessories
- Sunglasses: For sun protection
- Sun Hats: Wide-brimmed hats for sun protection in warm weather
- Scarves: To protect you from the cold wind
- Gloves/Mittens: Essential for cold weather
- Warm Hats: Warm hats for insulation in cold weather
- Umbrellas/Raincoats: For rainy days
September rainfall patterns in Yunnan
UV exposure in Yunnan during September
Quick links
Get accurate weather forecasts for Yunnan, located at latitude 26.869 and longitude 100.221. Stay updated with localized weather information tailored for Yunnan.