Guangzhou
September
Weather in Guangzhou for September 2025
Your guide to Guangzhou weather in September - trends and predictions
In general, the average temperature in Guangzhou at the beginning of September is 32.3 °C. As the month progressed, temperatures tended to slightly increase, reaching an average of 32.7 °C by the end of September.
Guangzhou experiences an exceptionally high level of rainfall in September, with more than 20 rainy days on average.
Is September a good time to visit Guangzhou? check out the best time to travel to Guangzhou page.
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6
Dry days
24
Rainy days
0
Snow days
31°/25°
Temperatures
14 km/h
Avg max wind
76 %
Avg humidity
Guangzhou in September average weather
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| Mon. | Tue. | Wed. | Thu. | Fri. | Sat. | Sun. |
|---|---|---|---|---|---|---|
| 1  33° | 2  32° | 3 34° | 4  36° | 5 34° | 6 27° | 7 30° |
| 8  28° | 9 30° | 10 29° | 11 30° | 12 33° | 13 33° | 14 30° |
| 15 29° | 16 32° | 17 33° | 18  34° | 19 35° | 20 34° | 21 33° |
| 22 30° | 23 28° | 24 27° | 25 31° | 26 34° | 27 34° | 28 34° |
| 29 34° | 30 35° |
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Temperatures trend during September in Guangzhou
See the weather trend as well as the moving average line
September weather day by day
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| Date | Weather | Temperatures | Rain | UV | More |
|---|---|---|---|---|---|
| 1 Sept. | Overcast | 33° /26° | 10.5 mm | 8 | |
| 2 Sept. | Moderate or heavy rain shower | 32° /26° | 113.1 mm | 7 | |
| 3 Sept. | Moderate or heavy rain shower | 34° /26° | 17.3 mm | 8 | |
| 4 Sept. | Patchy rain possible | 36° /26° | 2.4 mm | 8 | |
| 5 Sept. | Patchy rain possible | 34° /26° | 2.9 mm | 7 | |
| 6 Sept. | Light rain shower | 27° /24° | 8.8 mm | 6 | |
| 7 Sept. | Moderate or heavy rain shower | 30° /25° | 11.8 mm | 7 | |
| 8 Sept. | Heavy rain | 28° /24° | 99 mm | 7 | |
| 9 Sept. | Moderate or heavy rain shower | 30° /25° | 24.7 mm | 7 | |
| 10 Sept. | Light rain shower | 29° /24° | 36.3 mm | 7 | |
| 11 Sept. | Light rain shower | 30° /25° | 29 mm | 7 | |
| 12 Sept. | Overcast | 33° /26° | 2.4 mm | 7 | |
| 13 Sept. | Overcast | 33° /26° | 6.6 mm | 7 | |
| 14 Sept. | Moderate or heavy rain shower | 30° /25° | 9.3 mm | 7 | |
| 15 Sept. | Moderate or heavy rain shower | 29° /24° | 16.1 mm | 7 | |
| 16 Sept. | Patchy rain possible | 32° /24° | 11.3 mm | 7 | |
| 17 Sept. | Light rain shower | 33° /26° | 6.9 mm | 7 | |
| 18 Sept. | Thundery outbreaks possible | 34° /26° | 1.1 mm | 8 | |
| 19 Sept. | Patchy rain possible | 35° /26° | 0 mm | 8 | |
| 20 Sept. | Patchy rain possible | 34° /27° | 1.2 mm | 8 | |
| 21 Sept. | Patchy rain possible | 33° /26° | 13.1 mm | 8 | |
| 22 Sept. | Light rain shower | 30° /24° | 13 mm | 7 | |
| 23 Sept. | Light rain shower | 28° /23° | 8.9 mm | 6 | |
| 24 Sept. | Light rain shower | 27° /23° | 5.3 mm | 6 | |
| 25 Sept. | Light rain shower | 31° /23° | 5.1 mm | 7 | |
| 26 Sept. | Patchy rain possible | 34° /25° | 1.1 mm | 7 | |
| 27 Sept. | Light rain shower | 34° /26° | 3.5 mm | 7 | |
| 28 Sept. | Light rain shower | 34° /26° | 9.9 mm | 7 | |
| 29 Sept. | Patchy rain possible | 34° /26° | 0.9 mm | 7 | |
| 30 Sept. | Patchy rain possible | 35° /26° | 0.4 mm | 8 | |
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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.
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 31° and lows near 25°, suitable for diverse activities and preferences.
How much rainfall should be expected in Guangzhou during September?
Significant rainfall exceeding 748.5 mm is expected in Guangzhou during September, occurring over more than 24 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 14 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
- Insect Repellent: For destinations with mosquitos or other insects
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