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China weather

Weather in Guangzhou for September 2025

Your guide to Guangzhou weather in September - trends and predictions

    Official Weather Alert ⚠️

  • Thunderstorms Warning - See hour by hour.

    • Temperatures

  • Until now, September 2025 in Guangzhou has been nearly identical to the historical average, with a temperature of 32.3 °C (showing only a slight deviation of -0.4 °C).

  • Expect cooler weather in the next days in Guangzhou with the forecast suggesting a temperature of 33.1 °C, lower than the historical average.

  • In general, the average temperature in Guangzhou at the beginning of September is 33.3 °C. As the month progressed, temperatures tended to slightly decrease, reaching an average of 32.9 °C by the end of September.

    • Rain 🌧️

  • Guangzhou experiences heavy rainfall in September, with over 20 rainy days and an average total precipitation 285.9 mm.

    • More

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

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

Average dry days
2
Dry days
Average rainy days
28
Rainy days
Average snowy days
0
Snow days
Average temperatures
33°/26°
Temperatures
Average wind speed
13 km/h
Avg max wind
Average humidity
66 %
Avg humidity

Guangzhou Weather September

Move between months or click on a day
August
October
Mon.Tue.Wed.Thu.Fri.Sat.Sun.
1
Moderate or heavy rain shower
33°
2
Partly cloudy
33°
3
Patchy rain possible
34°
4
Patchy rain possible
35°
5
Patchy rain possible
34°
6
Light rain shower
32°
7
Moderate or heavy rain shower
32°
8
Heavy rain at times
30°
9
Moderate or heavy rain shower
31°
10
Light rain shower
31°
11
Patchy rain possible
33°
12
Sunny
34°
13
Partly cloudy
34°
14
Moderate or heavy rain shower
33°
15
Heavy rain at times
33°
16
Light rain shower
33°
17
Light rain shower
34°
18
Moderate or heavy rain shower
35°
19
Patchy rain possible
34°
20
Moderate or heavy rain shower
32°
21
Light rain shower
31°
22
Light rain shower
32°
23
Moderate or heavy rain shower
31°
24
Moderate rain at times
29°
25
Light rain shower
32°
26
Patchy rain possible
34°
27
Light rain shower
34°
28
Weather Alert Patchy rain possible
33°
29
Weather Alert Patchy rain possible
33°
30
Sunny
35°

Temperatures trend during September in Guangzhou

See the weather trend as well as the moving average line

September weather in Guangzhou day by day

Click on a date for more information
August October
Date Weather Temperatures Rain UV More
1 Sept. Moderate or heavy rain shower
Moderate or heavy rain shower
 33° /26° 6.7 mm 7
2 Sept. Partly cloudy
Partly cloudy
 33° /26° 46 mm 8
3 Sept. Patchy rain possible
Patchy rain possible
 34° /26° 7 mm 8
4 Sept. Patchy rain possible
Patchy rain possible
 35° /26° 1.5 mm 8
5 Sept. Patchy rain possible
Patchy rain possible
 34° /26° 1.7 mm 7
6 Sept. Light rain shower
Light rain shower
 32° /26° 6.4 mm 7
7 Sept. Moderate or heavy rain shower
Moderate or heavy rain shower
 32° /26° 11.9 mm 7
8 Sept. Heavy rain at times
Heavy rain at times
 30° /24° 66.5 mm 7
9 Sept. Moderate or heavy rain shower
Moderate or heavy rain shower
 31° /25° 19.6 mm 7
10 Sept. Light rain shower
Light rain shower
 31° /25° 18.6 mm 7
11 Sept. Patchy rain possible
Patchy rain possible
 33° /26° 11.6 mm 7
12 Sept. Sunny
Sunny
 34° /26° 1 mm 8
13 Sept. Partly cloudy
Partly cloudy
 34° /26° 2.7 mm 8
14 Sept. Moderate or heavy rain shower
Moderate or heavy rain shower
 33° /26° 5.9 mm 8
15 Sept. Heavy rain at times
Heavy rain at times
 33° /25° 7.4 mm 7
16 Sept. Light rain shower
Light rain shower
 33° /25° 8.4 mm 7
17 Sept. Light rain shower
Light rain shower
 34° /26° 4.6 mm 8
18 Sept. Moderate or heavy rain shower
Moderate or heavy rain shower
 35° /26° 2.8 mm 7
19 Sept. Patchy rain possible
Patchy rain possible
 34° /26° 3.8 mm 7
20 Sept. Moderate or heavy rain shower
Moderate or heavy rain shower
 32° /26° 11.6 mm 7
21 Sept. Light rain shower
Light rain shower
 31° /25° 12.4 mm 7
22 Sept. Light rain shower
Light rain shower
 32° /24° 7 mm 7
23 Sept. Moderate or heavy rain shower
Moderate or heavy rain shower
 31° /24° 4.8 mm 7
24 Sept. Moderate rain at times
Moderate rain at times
 29° /24° 12.6 mm 6
25 Sept. Light rain shower
Light rain shower
 32° /24° 4.9 mm 7
26 Sept. Patchy rain possible
Patchy rain possible
 34° /25° 0.5 mm 7
27 Sept. Light rain shower
Light rain shower
 34° /26° 1.8 mm 7
28 Sept. Patchy rain possible
Patchy rain possible
 33° /27° 1.3 mm 1.6
29 Sept. Patchy rain possible
Patchy rain possible
 33° /26° 0.1 mm 2.2
30 Sept. Sunny
Sunny
 35° /27° 0 mm 1.8
Next
Important Notice
Our weather forecast for Guangzhou 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 Guangzhou forecast closer to your planned date for the most up-to-date weather information.
Change Month
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Guangzhou weather in September vs August vs October

Compare September weather in Guangzhou 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
Temperatures33°/27°33°/26°29°/22°
Rainfall301 mm286 mm90 mm
Wind14.1 km/h13 km/h16.3 km/h
Humidity68%66%59%
Rainy days31 days28 days19 days
Dry days0 days2 days12 days

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

Guangzhou in September - FAQ

What are the expected maximum and minimum temperatures in Guangzhou during September?
During September, expect a variety of temperatures with highs around 33° and lows near 26°, suitable for diverse activities and preferences.
How much rainfall should be expected in Guangzhou during September?
Significant rainfall exceeding 285.9 mm is expected in Guangzhou during September, occurring over more than 28 days. Preparing for wet conditions is recommended in your planning.
What are the typical wind conditions in Guangzhou during September?
The average wind speed in Guangzhou during September is 13 km/h, suggesting breezy to windy conditions, depending on your activities.

What to pack to Guangzhou in September?

As you prepare for your trip to Guangzhou 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 Guangzhou, 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
    • Sandals/Flip-flops: Comfortable for warm climates
  • 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 Guangzhou

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

UV exposure in Guangzhou during September

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

Quick links

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Get accurate weather forecasts for Guangzhou, located at latitude 23.117 and longitude 113.25. Stay updated with localized weather information tailored for Guangzhou.

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