The climate in Qianshan during September can be summarized as warm, humid and damp.
September is in the fall / autumn in Qianshan and is typically the 4th warmest month of the year. Daytime maximum temperatures average around a muggy 26°C (78°F), whilst at night 18°C (64°F) is normal.
Daytime temperature | 25.5°C 77.8°F |
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Nightly temperature | 17.8°C 64°F |
Average temperature | 21.6°C 70.9°F |
Daily sunshine | 6.2 hrs |
Avg rainfall | 111 mm 4.4 ins |
Rainy days | 11 days |
Sea temperature | 25.8°C 78.5°F |
Humidity | 76% |
Windspeed | 9kph 6 mph |
On average September is the 5th driest month of the year in Qianshan with around 111mm 4.4 inches of rain making it a damp time to visit. This rainfall is typically spread over 11 days, although this may vary considerably.
On the flip side this corresponds to an average of 6.2 hours of sunshine per day.
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 Qianshan in September 2025.
Best places to visit in September
Hottest month: | July | 30°C 86°F |
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Driest month: | December | 53mm 2.1ins |
Sunniest month: | July | 8.5hrs |
Coldest month: | January | 7°C 44.6°F |
Wettest month: | May | 259mm 10.2ins |