Guanghai Weather in September
What's the weather like in Guanghai (Guangdong Province) in September 2025?
The climate in Guanghai during September can be summarized as hot, humid and very wet.
September is in the fall / autumn in Guanghai and is typically the 4th warmest month of the year. Daytime maximum temperatures average around a steamy 30°C (85°F), whilst at night 24°C (76°F) is normal.
| Daytime temperature | 29.7°C 85.4°F |
|---|---|
| Nightly temperature | 24.2°C 75.5°F |
| Average temperature | 26.9°C 80.4°F |
| Daily sunshine | 6.8 hrs |
| Avg rainfall | 273 mm 10.8 ins |
| Rainy days | 15 days |
| Sea temperature | 28.7°C 83.7°F |
| Humidity | 79% |
| Windspeed | 7.9kph 5 mph |
On average September is the 4th wettest month of the year in Guanghai with around 273mm 10.8 inches of rain making it a very wet time to visit. This rainfall is typically spread over 15 days, although this may vary considerably.
On the flip side this corresponds to an average of 6.8 hours of sunshine per day.
September temperatures in Guanghai
September rainfall
September hourly sunshine
The data used in these monthly averages covers a period of over 100 years right up until last year. As such they are a valid prediction of what to expect for the weather in Guanghai in September 2025.
Other monthly averages
Best places to visit in September
Guanghai weather stats
| Hottest month: | July | 30.6°C 87.1°F |
|---|---|---|
| Driest month: | December | 26mm 1ins |
| Sunniest month: | July | 7.9hrs |
| Coldest month: | January | 17.5°C 63.5°F |
| Wettest month: | May | 341mm 13.4ins |
© Google
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