Om Koi Weather in September
What's the weather like in Om Koi (Chiang Mai) in September 2024?
The climate in Om Koi during September can be summarized as hot, humid and very wet.
September is in the fall / autumn in Om Koi and is typically the 5th warmest month of the year. Daytime maximum temperatures average around a muggy 28°C (82°F), whilst at night 19°C (67°F) is normal.
| Daytime temperature | 27.7°C 81.8°F |
|---|---|
| Nightly temperature | 19.2°C 66.5°F |
| Average temperature | 23.4°C 74.1°F |
| Daily sunshine | 5.5 hrs |
| Avg rainfall | 245 mm 9.6 ins |
| Rainy days | 21 days |
| Sea temperature | 28.7°C 83.7°F |
| Humidity | 81% |
| Windspeed | 3.2kph 2 mph |
On average September is the 2nd wettest month of the year in Om Koi with around 245mm 9.6 inches of rain making it a very wet time to visit. This rainfall is typically spread over 21 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 Om Koi
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 Om Koi in September 2024.
Other monthly averages
Best places to visit in September
Om Koi weather stats
| Hottest month: | April | 32.9°C 91.2°F |
|---|---|---|
| Driest month: | February | 7mm 0.3ins |
| Sunniest month: | February | 10.6hrs |
| Coldest month: | January | 26.8°C 80.2°F |
| Wettest month: | August | 275mm 10.8ins |
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