When should I avoid visiting Chennai?

Early May–Mid Aug is the least favorable time of year. Then, the average daytime high is 37.2°C, with 2.7 rainy days per 10 days.

What is the rainiest time of year in Chennai?

August, October, November, with about 4.7 rainy days per 10 days at the peak.

South Asia & Indian Ocean · City travel

Best time to visit Chennai

Late Dec–Early Feb is the best time to visit. During this period, the average daytime high is 30.3°C, with 0.7 rainy days per 10 days.

View on the globe

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Season calendar

AvoidOff-seasonFairOkayGoodGreatBest

Japan MOFA travel advice

Japan MOFA travel advice: Level 1 (Exercise caution)

View original advisory (Japanese)

Climate and season score by month

Month	Level	Daytime high	Rainy days (per 10 days)	Cloud cover
January	Best	30.2°C	0.6	36.6%
February	Great	32.1°C	0.3	28.7%
March	Good	34.3°C	0.2	28.4%
April	Fair	36.2°C	0.7	37.6%
May	Avoid	38.6°C	1.1	55.0%
June	Avoid	37.9°C	2.6	76.0%
July	Avoid	36.1°C	3.5	82.2%
August	Off-season	35.3°C	4.0	80.8%
September	Off-season	34.7°C	3.7	72.6%
October	Fair	33.1°C	4.2	63.5%
November	Okay	30.7°C	4.7	63.7%
December	Great	29.9°C	2.6	51.2%

Questions and answers

When is the best time to visit Chennai?: Late Dec–Early Feb. During this period, the average daytime high is 30.3°C, with 0.7 rainy days per 10 days.
When should I avoid visiting Chennai?: Early May–Mid Aug is the least favorable time of year. Then, the average daytime high is 37.2°C, with 2.7 rainy days per 10 days.
What is the rainiest time of year in Chennai?: August, October, November, with about 4.7 rainy days per 10 days at the peak.

How the score works

The season score is a relative 0–100 measure of how suitable each time of year is for travel at this destination, grouped into seven levels. It combines climate-normal trends in temperature, rain, cloud cover, and other conditions.

Weather station: MADRAS/MINAMBAKKAM（13 km）. Data: Copernicus ERA5, NASA POWER, NOAA GHCN-Daily, OISST, IBTrACS, and Natural Earth.

These are historical climate-normal trends, not a weather forecast.