The climate in Arumbāvūr during September can be summarized as very hot, humid and wet.
September is in the fall / autumn in Arumbāvūr and is typically the 6th warmest month of the year. Daytime maximum temperatures average around a steamy 33°C (92°F), whilst at night 24°C (75°F) is normal.
| Daytime temperature | 33.2°C 91.7°F |
|---|---|
| Nightly temperature | 23.9°C 74.9°F |
| Average temperature | 28.5°C 83.3°F |
| Daily sunshine | 6.3 hrs |
| Avg rainfall | 126 mm 4.9 ins |
| Rainy days | 7 days |
| Sea temperature | 28.5°C 83.3°F |
| Humidity | 76% |
| Windspeed | 9.7kph 6 mph |
On average September is the 3rd wettest month of the year in Arumbāvūr with around 126mm 4.9 inches of rain making it a wet time to visit. This rainfall is typically spread over 7 days, although this may vary considerably.
On the flip side this corresponds to an average of 6.3 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 Arumbāvūr in September 2025.
Best places to visit in September
| Hottest month: | May | 36.3°C 97.3°F |
|---|---|---|
| Driest month: | February | 9mm 0.4ins |
| Sunniest month: | February | 9.4hrs |
| Coldest month: | January | 29.6°C 85.3°F |
| Wettest month: | October | 198mm 7.8ins |