Chennai Precipitation: Average Monthly Rainfall and Snowfall

This graph shows the average amount of rainfall per month in Chennai (Tamil Nadu). The numbers are calculated over a 30-year period to provide a reliable average.

• A lot of rain (rainy season) falls in the months: August, September, October, November and December.
• Chennai has dry periods in January, February, March and April.
• On average, November is the wettest month with 231 mm of precipitation.
• On average, February is the driest month with 9 mm of precipitation.
• The average amount of annual precipitation is 1020 mm.