Pong Nam Ron Weather in September
What's the weather like in Pong Nam Ron (Chanthaburi) in September 2025?
The climate in Pong Nam Ron during September can be summarized as hot, humid and very wet.
September is in the fall / autumn in Pong Nam Ron and is typically the 6th coldest month of the year. Daytime maximum temperatures average around a steamy 29°C (85°F), whilst at night 22°C (71°F) is normal.
| Daytime temperature | 29.4°C 84.8°F |
|---|---|
| Nightly temperature | 21.9°C 71.3°F |
| Average temperature | 25.6°C 78.1°F |
| Daily sunshine | 5 hrs |
| Avg rainfall | 399 mm 15.7 ins |
| Rainy days | 22 days |
| Sea temperature | 29.2°C 84.5°F |
| Humidity | 85% |
| Windspeed | 4.3kph 3 mph |
On average September is the 2nd wettest month of the year in Pong Nam Ron with around 399mm 15.7 inches of rain making it a very wet time to visit. This rainfall is typically spread over 22 days, although this may vary considerably.
On the flip side this corresponds to an average of 5 hours of sunshine per day.
September temperatures in Pong Nam Ron
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 Pong Nam Ron in September 2025.
Other monthly averages
Best places to visit in September
Pong Nam Ron weather stats
| Hottest month: | April | 32.4°C 90.3°F |
|---|---|---|
| Driest month: | December | 11mm 0.4ins |
| Sunniest month: | December | 9.5hrs |
| Coldest month: | December | 29.2°C 84.6°F |
| Wettest month: | August | 401mm 15.8ins |
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