The climate in Nong Kung Si during September can be summarized as hot, humid and very wet.
September is in the fall / autumn in Nong Kung Si and is typically the 6th coldest month of the year. Daytime maximum temperatures average around a steamy 31°C (88°F), whilst at night 24°C (75°F) is normal.
Daytime temperature | 31.3°C 88.3°F |
---|---|
Nightly temperature | 23.8°C 74.8°F |
Average temperature | 27.5°C 81.5°F |
Daily sunshine | 6.1 hrs |
Avg rainfall | 248 mm 9.8 ins |
Rainy days | 18 days |
Sea temperature | 29°C 84.3°F |
Humidity | 81% |
Windspeed | 2.9kph 2 mph |
On average September is the wettest month of the year in Nong Kung Si with around 248mm 9.8 inches of rain making it a very wet time to visit. This rainfall is typically spread over 18 days, although this may vary considerably.
On the flip side this corresponds to an average of 6.1 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 Nong Kung Si in September 2025.
Best places to visit in September
Hottest month: | April | 35.4°C 95.7°F |
---|---|---|
Driest month: | December | 3mm 0.1ins |
Sunniest month: | January | 9.9hrs |
Coldest month: | December | 28.7°C 83.7°F |
Wettest month: | September | 248mm 9.8ins |