Chennai Weather in December

The climate in Chennai during December can be summarized as hot, humid and wet.

December is in the winter in Chennai and is typically the 2nd coldest month of the year. Daytime maximum temperatures average around a muggy 29°C (84°F), whilst at night 21°C (69°F) is normal.

On average December is the 4th wettest month of the year in Chennai with around 147mm 5.8 inches of rain making it a wet time to visit. This rainfall is typically spread over 6 days, although this may vary considerably.

On the flip side this corresponds to an average of 7.1 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 Chennai in December 2024.