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Weather in Kunming for September 2025

Your guide to Kunming weather in September - trends and predictions

    Official Weather Alert ⚠️

  • High Temperature Warning - See hour by hour.

    • Temperatures

  • Until now, September 2025 in Kunming has been nearly identical to the historical average, with a temperature of 23.9 °C (showing only a slight deviation of -0.1 °C).

  • The forecast for the next days in Kunming predicts temperatures to be around 24 °C, close to the historical average.

  • In general, the average temperature in Kunming at the beginning of September is 24.9 °C. As the month progressed, temperatures tended to moderately fall, reaching an average of 24 °C by the end of September.

    • Rain 🌧️

  • Kunming experiences heavy rainfall in September, with over 20 rainy days and an average total precipitation 196.4 mm.

    • More

  • Is September a good time to visit Kunming? check out the best time to travel to Kunming page.

  • New! Chat with our AI weatherman - it’s amazing and free.

Average dry days
3
Dry days
Average rainy days
27
Rainy days
Average snowy days
0
Snow days
Average temperatures
24°/16°
Temperatures
Average wind speed
13 km/h
Avg max wind
Average humidity
77 %
Avg humidity

Kunming Weather September

Move between months or click on a day
August
October
Mon.Tue.Wed.Thu.Fri.Sat.Sun.
1
Patchy rain possible
24°
2
Light rain shower
24°
3
Light rain shower
24°
4
Light rain shower
25°
5
Light rain shower
26°
6
Patchy light drizzle
25°
7
Patchy rain possible
26°
8
Light rain shower
23°
9
Light rain shower
23°
10
Light rain shower
23°
11
Light rain shower
23°
12
Patchy rain possible
23°
13
Light rain shower
23°
14
Patchy rain possible
23°
15
Thundery outbreaks possible
23°
16
Weather Alert Moderate rain
23°
17
Weather Alert Patchy rain possible
23°
18
Weather Alert Patchy rain possible
23°
19
Weather Alert Patchy rain possible
23°
20
Patchy rain possible
24°
21
Patchy rain possible
23°
22
Patchy rain possible
24°
23
Patchy rain possible
22°
24
Sunny
24°
25
Sunny
25°
26
Sunny
24°
27
Sunny
24°
28
Sunny
24°
29
Patchy rain possible
24°
30
Light rain shower
23°

Temperatures trend during September in Kunming

See the weather trend as well as the moving average line

September weather in Kunming day by day

Click on a date for more information
August October
Date Weather Temperatures Rain UV More
1 Sept. Patchy rain possible
Patchy rain possible
 24° /15° 7.3 mm 6
2 Sept. Light rain shower
Light rain shower
 24° /16° 12.1 mm 6
3 Sept. Light rain shower
Light rain shower
 24° /16° 6.9 mm 6
4 Sept. Light rain shower
Light rain shower
 25° /17° 9.7 mm 6
5 Sept. Light rain shower
Light rain shower
 26° /15° 4.9 mm 6
6 Sept. Patchy light drizzle
Patchy light drizzle
 25° /15° 8 mm 6
7 Sept. Patchy rain possible
Patchy rain possible
 26° /15° 3 mm 6
8 Sept. Light rain shower
Light rain shower
 23° /15° 6.5 mm 6
9 Sept. Light rain shower
Light rain shower
 23° /16° 8.8 mm 5
10 Sept. Light rain shower
Light rain shower
 23° /16° 9.3 mm 5
11 Sept. Light rain shower
Light rain shower
 23° /15° 8.8 mm 5
12 Sept. Patchy rain possible
Patchy rain possible
 23° /15° 9.1 mm 5
13 Sept. Light rain shower
Light rain shower
 23° /15° 17.3 mm 5
14 Sept. Patchy rain possible
Patchy rain possible
 23° /15° 5.2 mm 6
15 Sept. Thundery outbreaks possible
Thundery outbreaks possible
 23° /15° 7.9 mm 6
16 Sept. Moderate rain
Moderate rain
 23° /15° 7.7 mm 2.7
17 Sept. Patchy rain possible
Patchy rain possible
 23° /15° 1.9 mm 2.4
18 Sept. Patchy rain possible
Patchy rain possible
 23° /15° 0.5 mm 2.2
19 Sept. Patchy rain possible
Patchy rain possible
 23° /15° 1.4 mm 2.2
20 Sept. Patchy rain possible
Patchy rain possible
 24° /16° 3.5 mm 2.8
21 Sept. Patchy rain possible
Patchy rain possible
 23° /15° 1.5 mm 4
22 Sept. Patchy rain possible
Patchy rain possible
 24° /17° 1.2 mm 4
23 Sept. Patchy rain possible
Patchy rain possible
 22° /15° 0.7 mm 4
24 Sept. Sunny
Sunny
 24° /13° 0 mm 5
25 Sept. Sunny
Sunny
 25° /13° 0 mm 5
26 Sept. Sunny
Sunny
 24° /13° 0 mm 5
27 Sept. Sunny
Sunny
 24° /12° 0 mm 5
28 Sept. Sunny
Sunny
 24° /13° 0 mm 5
29 Sept. Patchy rain possible
Patchy rain possible
 24° /16° 0.8 mm 4
30 Sept. Light rain shower
Light rain shower
 23° /14° 16.1 mm 5
Next
Important Notice
Our weather forecast for Kunming 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 Kunming forecast closer to your planned date for the most up-to-date weather information.
Change Month
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Kunming weather in September vs August vs October

Compare September weather in Kunming with the previous and following months. See how temperature, rainfall, wind, and other conditions change throughout the year to help you plan your visit.
AugustSeptemberOctober
WeatherPatchy rain possible
Patchy rain possible
Patchy rain possible
Patchy rain possible
Patchy rain possible
Patchy rain possible
Temperatures25°/16°24°/16°19°/13°
Rainfall207 mm196 mm135 mm
Wind10.4 km/h12.7 km/h11 km/h
Humidity76%77%79%
Rainy days26 days27 days22 days
Dry days5 days3 days9 days

Planning a trip to Kunming? Discover the best time to visit

Kunming in September - FAQ

What are the expected maximum and minimum temperatures in Kunming during September?
During September, expect a variety of temperatures with highs around 24° and lows near 16°, suitable for diverse activities and preferences.
How much rainfall should be expected in Kunming during September?
Significant rainfall exceeding 196.4 mm is expected in Kunming during September, occurring over more than 27 days. Preparing for wet conditions is recommended in your planning.
What are the typical wind conditions in Kunming during September?
The average wind speed in Kunming during September is 13 km/h, suggesting breezy to windy conditions, depending on your activities.

What to pack to Kunming in September?

As you prepare for your trip to Kunming 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 Kunming, during September, is comfortable and enjoyable, regardless of the weather conditions.

  • Clothing
    • Layered Clothing: Light sweaters, long-sleeve shirts, light jackets, and comfortable 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
    • Umbrellas/Raincoats: For rainy days

September rainfall patterns in Kunming

Explore the daily rainfall trends and prepare for Kunmings September weather 💧

UV exposure in Kunming during September

Stay informed about UV levels for safe outdoor activities throughout the month of September ☀️

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Get accurate weather forecasts for Kunming, located at latitude 25.039 and longitude 102.718. Stay updated with localized weather information tailored for Kunming.

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