The climate in Tisaiyanvilai during September can be summarized as hot, humid and reasonably dry.
September is in the fall / autumn in Tisaiyanvilai and is typically the 5th warmest month of the year. Daytime maximum temperatures average around a steamy 31°C (87°F), whilst at night 25°C (76°F) is normal.
| Daytime temperature | 30.7°C 87.3°F |
|---|---|
| Nightly temperature | 24.5°C 76.1°F |
| Average temperature | 27.6°C 81.7°F |
| Daily sunshine | 6.4 hrs |
| Avg rainfall | 49 mm 1.9 ins |
| Rainy days | 3 days |
| Sea temperature | 27.6°C 81.7°F |
| Humidity | 80% |
| Windspeed | 9.7kph 6 mph |
On average September is the 6th wettest month of the year in Tisaiyanvilai with around 49mm 1.9 inches of rain making it a reasonably dry time to visit. This rainfall is typically spread over 3 days, although this may vary considerably.
On the flip side this corresponds to an average of 6.4 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 Tisaiyanvilai in September 2025.
Best places to visit in September
| Hottest month: | April | 32.6°C 90.7°F |
|---|---|---|
| Driest month: | January | 21mm 0.8ins |
| Sunniest month: | February | 9.1hrs |
| Coldest month: | January | 30.6°C 87.1°F |
| Wettest month: | October | 196mm 7.7ins |