The climate in Manthani during September can be summarized as very hot, humid and very wet.
September is in the fall / autumn in Manthani and is typically the 6th warmest month of the year. Daytime maximum temperatures average around a steamy 32°C (90°F), whilst at night 24°C (75°F) is normal.
| Daytime temperature | 32.2°C 90°F |
|---|---|
| Nightly temperature | 24°C 75.2°F |
| Average temperature | 28.1°C 82.6°F |
| Daily sunshine | 6.1 hrs |
| Avg rainfall | 207 mm 8.1 ins |
| Rainy days | 9 days |
| Sea temperature | 28.9°C 84°F |
| Humidity | 75% |
| Windspeed | 6.8kph 4 mph |
On average September is the 3rd wettest month of the year in Manthani with around 207mm 8.1 inches of rain making it a very wet time to visit. This rainfall is typically spread over 9 days, although this may vary considerably.
On the flip side this corresponds to an average of 6.1 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 Manthani in September 2025.
Best places to visit in September
| Hottest month: | May | 41.3°C 106.3°F |
|---|---|---|
| Driest month: | January | 6mm 0.2ins |
| Sunniest month: | February | 10.1hrs |
| Coldest month: | December | 29°C 84.2°F |
| Wettest month: | July | 330mm 13ins |