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When is the best time to visit Chennai?
In general the best time to visit Chennai is probably June, when the weather is usually great. The hottest months are May, June, August, while the coldest months are January, February, December.
But ultimately the best time to visit depends on what you want to do:
- The best time for a sunbathing holiday is May, June, August. Average maximum temperatures are up to +33°C in June and it has 1 sunny days on average.
- In general, it’s pleasant to walk and do outdoor activities during January - December.
- If you want to avoid wet weather, then your choice is October, November, December with the lowest chance of rain.
Average weather in Chennai in different months
This is the average weather in Chennai for each month based on historic data:
January, February, March, April, July, August usually has good weather. Average maximum temperature reaches +32°C during April.
In May, June, September, October, November, December the weather is average. Expect around 92 rainy days, and the precipitation amounts to approximately 217 mm in November.
Climate in Chennai
Here is the detailed breakdown of the climate in Chennai for each month:
| Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec |
|---|---|---|---|---|---|---|---|---|---|---|---|
| Maximum Temperature | |||||||||||
| +31°C | +33°C | +39°C | +39°C | +42°C | +42°C | +39°C | +38°C | +36°C | +37°C | +34°C | +31°C |
| Average Maximum Temperature | |||||||||||
| +27°C | +28°C | +30°C | +32°C | +33°C | +33°C | +32°C | +32°C | +31°C | +30°C | +28°C | +27°C |
| Minimum Temperature | |||||||||||
| +19°C | +19°C | +21°C | +24°C | +25°C | +25°C | +25°C | +24°C | +23°C | +22°C | +21°C | +20°C |
| Avg. water temperature | |||||||||||
| - | - | - | - | - | - | - | - | - | - | - | - |
| Humidity, % | |||||||||||
| 77 | 77 | 78 | 78 | 74 | 69 | 71 | 74 | 78 | 82 | 82 | 79 |
| Rain, mm | |||||||||||
| 17 | 10 | 9 | 11 | 38 | 55 | 71 | 85 | 99 | 170 | 217 | 109 |
| Snow, mm | |||||||||||
| 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 |
| Average wind speed, m/s | |||||||||||
| 2 | 2 | 2 | 3 | 3 | 3 | 3 | 2 | 2 | 2 | 2 | 3 |
| Sunny Days | |||||||||||
| 7 | 13 | 16 | 12 | 8 | 1 | 0 | 0 | 0 | 2 | 3 | 3 |
| Cloud Days | |||||||||||
| 18 | 11 | 11 | 10 | 11 | 11 | 9 | 9 | 7 | 6 | 7 | 15 |
| Rainy Days | |||||||||||
| 6 | 4 | 4 | 7 | 10 | 15 | 18 | 16 | 16 | 19 | 19 | 13 |
| Snowy Days | |||||||||||
| 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 |
Average Temperature
Here are the average maximum and minimum temperatures in Chennai during the whole year:
The hottest month in Chennai is June with average maximum temperature going up to +33°C. The coldest month is January with the lowest temperatures of +23°C.
Humidity
The temperature feels different depending on humidity. Here is how humidity in Chennai looks throughout the year, in %:
The most humid month in Chennai is November with average humidity going up to 82%. The least humid month is June with an average humidity of 69%.
Rain
Amount of rainfall in mm. in Chennai during the whole year based on historical data:
The sunniest and driest month is March with approximately 16 sunny days and a total precipitation of around 9 mm. The rainiest and wettest month is November with approximately 19 rainy days and 217 mm of total precipitation.
FAQ
Frequently asked questions about the weather in Chennai:
What is the hottest month in Chennai?
The hottest month in Chennai is June with average maximum temperature of +33°C.
What is the coldest month in Chennai?
The coldest month in Chennai is January with minimum temperatures of +23°C.
Is Chennai worth visiting in winter?
If you are planning to visit Chennai in winter you can expect pretty good weather. The best month is June with +33°C and 1 sunny days.
When does it rain the least in Chennai?
if you're looking to visit Chennai when it rains the least, you should plan your trip for November, October, December. During this time, rainfall is rare with the driest month being March with only 9 mm of rain.
Other cities in India
Check out the weather for other cities in India.
Monthly weather in Chennai
Source of the data
For this page, we’ve looked at the typical weather in Chennai, based on historical hourly weather data from January 1, 1979, to December 31, 2023.
For past dates, we show actual recorded data at the location at that time. Forecasts are based on recorded weather during that day of the year, averaged over the total years for which we have records (unless stated otherwise). The daily temperature is the highest recorded temperature in the shadow during that day.