Idukki Weather in September

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

September is in the fall / autumn in Idukki and is typically the 6th coldest month of the year. Daytime maximum temperatures average around a muggy 28°C (83°F), whilst at night 21°C (69°F) is normal.

On average September is the 5th wettest month of the year in Idukki with around 227mm 8.9 inches of rain making it a very wet time to visit. This rainfall is typically spread over 10 days, although this may vary considerably.

On the flip side this corresponds to an average of 5.9 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 Idukki in September 2024.