Munnar Weather in December

The climate in Munnar during December can be summarized as mild and a little damp.

December is in the winter in Munnar and is typically the 2nd coldest month of the year. Daytime maximum temperatures average around 22°C (72°F), whilst at night 13°C (56°F) is normal.

On average December is the 4th driest month of the year in Munnar with around 97mm 3.8 inches of rain making it a a little damp time to visit. This rainfall is typically spread over 5 days, although this may vary considerably.

On the flip side this corresponds to an average of 7 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 Munnar in December 2025.