The climate in Mayiladuthurai during September can be summarized as very hot, humid and damp.
September is in the fall / autumn in Mayiladuthurai and is typically the 6th warmest month of the year. Daytime maximum temperatures average around a steamy 34°C (93°F), whilst at night 25°C (77°F) is normal.
| Daytime temperature | 33.7°C 92.6°F |
|---|---|
| Nightly temperature | 25.2°C 77.3°F |
| Average temperature | 29.4°C 84.9°F |
| Daily sunshine | 6.6 hrs |
| Avg rainfall | 114 mm 4.5 ins |
| Rainy days | 5 days |
| Sea temperature | 28.8°C 83.8°F |
| Humidity | 74% |
| Windspeed | 10.1kph 6 mph |
On average September is the 5th wettest month of the year in Mayiladuthurai with around 114mm 4.5 inches of rain making it a damp time to visit. This rainfall is typically spread over 5 days, although this may vary considerably.
On the flip side this corresponds to an average of 6.6 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 Mayiladuthurai in September 2025.
Best places to visit in September
| Hottest month: | May | 36°C 96.8°F |
|---|---|---|
| Driest month: | February | 13mm 0.5ins |
| Sunniest month: | March | 9.5hrs |
| Coldest month: | January | 28.3°C 82.9°F |
| Wettest month: | November | 302mm 11.9ins |