Baishan Weather in September

What's the weather like in Baishan (Guangxi Zhuangzu Zizhiqu) in September 2025?

The climate in Baishan during September can be summarized as hot, humid and damp.

September is in the fall / autumn in Baishan and is typically the 4th warmest month of the year. Daytime maximum temperatures average around a steamy 31°C (88°F), whilst at night 22°C (72°F) is normal.

Baishan weather averages (imperial / metric)
Daytime temperature 31.2°C 88.2°F
Nightly temperature 22.4°C 72.3°F
Average temperature 26.8°C 80.2°F
Daily sunshine 6.6 hrs
Avg rainfall 105 mm 4.1 ins
Rainy days 12 days
Sea temperature 28.1°C 82.5°F
Humidity 75%
Windspeed 5.4kph 3 mph

On average September is the 6th wettest month of the year in Baishan with around 105mm 4.1 inches of rain making it a damp time to visit. This rainfall is typically spread over 12 days, although this may vary considerably.

On the flip side this corresponds to an average of 6.6 hours of sunshine per day.

September temperatures in Baishan

Baishan average temperature in September

September rainfall

Baishan average rain in September

September hourly sunshine

Baishan average rain in September

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 Baishan in September 2025.

Other monthly averages

Best places to visit in September

UV index Best time to go?

Baishan weather stats

Baishan weather statistics
Hottest month: July 32.6°C 90.7°F
Driest month: December 27mm 1.1ins
Sunniest month: September 6.6hrs
Coldest month: January 15.9°C 60.6°F
Wettest month: June 238mm 9.4ins
Map showing location of Baishan (23.731, 108.15789) Baishan map pin © Google

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