Wang Nam Yen Weather in September
What's the weather like in Wang Nam Yen (Sa Kaeo) in September 2025?
The climate in Wang Nam Yen during September can be summarized as hot, humid and very wet.
September is in the fall / autumn in Wang Nam Yen and is typically the 6th warmest month of the year. Daytime maximum temperatures average around a steamy 32°C (89°F), whilst at night 24°C (75°F) is normal.
| Daytime temperature | 31.7°C 89°F |
|---|---|
| Nightly temperature | 23.8°C 74.8°F |
| Average temperature | 27.7°C 81.9°F |
| Daily sunshine | 5.5 hrs |
| Avg rainfall | 319 mm 12.5 ins |
| Rainy days | 20 days |
| Sea temperature | 29.1°C 84.4°F |
| Humidity | 85% |
| Windspeed | 4kph 2 mph |
On average September is the wettest month of the year in Wang Nam Yen with around 319mm 12.5 inches of rain making it a very wet time to visit. This rainfall is typically spread over 20 days, although this may vary considerably.
On the flip side this corresponds to an average of 5.5 hours of sunshine per day.
September temperatures in Wang Nam Yen
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 Wang Nam Yen in September 2025.
Other monthly averages
Best places to visit in September
Wang Nam Yen weather stats
| Hottest month: | April | 35.4°C 95.7°F |
|---|---|---|
| Driest month: | December | 7mm 0.3ins |
| Sunniest month: | December | 9.6hrs |
| Coldest month: | December | 30.7°C 87.3°F |
| Wettest month: | September | 319mm 12.6ins |
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