Mattanūr Weather in September

The climate in Mattanūr during September can be summarized as hot, humid and very wet.

September is in the fall / autumn in Mattanūr and is typically the 4th coldest month of the year. Daytime maximum temperatures average around a steamy 29°C (85°F), whilst at night 23°C (74°F) is normal.

On average September is the 4th wettest month of the year in Mattanūr with around 325mm 12.8 inches of rain making it a very wet time to visit. This rainfall is typically spread over 11 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 Mattanūr in September 2024.