The best times to visit Chennai for ideal weather are

October 29th to March 18th

based on average temperature and humidity from NOAA (the National Oceanic and Atmospheric Administration). Read below for more weather and travel details.

 

 


Other Chennai Travel Info

Weather in Chennai

Temperature

Average temperatures in Chennai vary greatly. Considering humidity, temperatures feel hot for about half of the year and otherwise nice with a low chance of precipitation most of the year. The area is somewhat temperate — in the 43rd percentile for pleasant weather — compared to tourist destinations worldwide. Weeks with ideal weather are listed above. If you’re looking for the very warmest time to visit Chennai, the hottest months are May, June, and then April. See average monthly temperatures below. The warmest time of year is generally late May where highs are regularly around 108.6°F (42.6°C) with temperatures rarely dropping below 82.2°F (27.9°C) at night.

Chennai Temperatures (Fahrenheit)

Key
High
Average
Low

Chennai Temperatures (Celsius)

Key
High
Average
Low

“Feels-Like” Temperatures

The way we experience weather isn’t all about temperature. Higher temperatures affect us much more at higher humidity, and colder temperatures feel piercing with high winds. Our perceived temperatures factor in humidity and wind chill to better represent how hot or cold the day feels to a person.

Chennai Perceived Temperature (F)

Key
High
Average
Low

Chennai Perceived Temperature (C)

Key
High
Average
Low

 

Average Chennai Temperatures by Month

Daily highs (averaged for the month) usually give the best indication of the weather. A significantly lower mean and low generally just means it gets colder at night.

Show Fahrenheit

Month Avg. High (°F) Avg. Mean (°F) Avg. Low (°F)
Jan 73.6 58.7 46.1
Feb 80.4 66 53.2
Mar 91.7 77.1 63
Apr 100.7 86.3 72
May 107.6 93.3 80.3
Jun 105.2 91.9 81.2
Jul 96.6 85.7 78.3
Aug 92.5 82.7 76.6
Sep 94.9 83.2 74.7
Oct 95.2 80.7 68.5
Nov 86.8 71.2 58.1
Dec 78.3 62.5 49.7

Show Celsius

Month Avg. High (°C) Avg. Mean (°C) Avg. Low (°C)
Jan 23.1 14.8 7.8
Feb 26.9 18.9 11.8
Mar 33.2 25.1 17.2
Apr 38.2 30.2 22.2
May 42 34.1 26.8
Jun 40.7 33.3 27.3
Jul 35.9 29.8 25.7
Aug 33.6 28.2 24.8
Sep 34.9 28.4 23.7
Oct 35.1 27.1 20.3
Nov 30.4 21.8 14.5
Dec 25.7 16.9 9.8

 


 

Precipitation (Rain or Snow)

If dry weather is what you’re after, the months with the lowest chance of significant precipitation in Chennai are December, January, and then November. Note that we define “significant precipitation” as .1 inches or more in this section. The lowest chance of rain or snow occurs around early January. For example, on the week of January 1st there are no days of precipitation on average. By contrast, it’s most likely to rain or snow in early to mid August with an average of 4 days of significant precipitation the week of August 6th.

When can you find snow in Chennai? Weather stations report no annual snow. Please note that a value of 0 for snow in the graph below may either mean there was no snow, or that snow is unreported.

Chance of Precipitation

The graph below shows the % chance of rainy and snowy days in Chennai.

Key
Days with precipitation

Snow on the Ground

The graph below shows the average snow on the ground in Chennai (in).

Key
Snow depth

Average Rain and Snow by Month

Show Inches

Month Daily Chance of Rain Average Snow Depth (in) Total Precipitation (in)
Jan 2% 0 0.2
Feb 4% 0 0.4
Mar 4% 0 0.6
Apr 5% 0 0.4
May 4% 0 2
Jun 15% 0 2.8
Jul 31% 0 6.4
Aug 39% 0 9.5
Sep 19% 0 3.3
Oct 3% 0 0.2
Nov 2% 0 0.4
Dec 1% 0 0.3

Show Centimeters

Month Daily Chance of Rain Average Snow Depth (cm) Total Precipitation (cm)
Jan 2 0 0.5
Feb 4 0 1
Mar 4 0 1.5
Apr 5 0 1
May 4 0 5.1
Jun 15 0 7.1
Jul 31 0 16.3
Aug 39 0 24.1
Sep 19 0 8.4
Oct 3 0 0.5
Nov 2 0 1
Dec 1 0 0.8

 

Humidity and Wind

Chennai has some very humid months, with some very dry months. The least humid month is April (18.9% relative humidity), and the most humid month is August (77.1%).

Wind in Chennai is usually calm. The windiest month is June, followed by May and July. June’s average wind speed of around 6.9 knots (7.9 MPH or 12.8 KPH) is considered “a light breeze.” Maximum sustained winds (the highest speed for the day lasting more than a few moments) are at their highest in late May where average top sustained speeds reach 14.9 knots, which is considered a moderate breeze.

Relative Humidity (%)

The graph below shows the average % humidity by month in Chennai.

Key
Avg. Relative Humidity

Wind

The graph below shows wind speed (max and average) in knots.

Key
Max Sustained Wind
Average Daily Wind

Average Wind Speeds

Show Wind Speeds

All wind speeds are in knots. 1 knot = 1.15 MPH or 1.85 KPH.

Month Avg. Wind Avg. Wind Feel Sustained High Wind High Wind Feel
Jan 3.2 Barely noticeable 7.5 Gentle breeze
Feb 4.2 Light breeze 9 Gentle breeze
Mar 4.5 Light breeze 9.8 Gentle breeze
Apr 5.1 Light breeze 11.9 Significant breeze
May 6.5 Light breeze 14 Gentle breeze
Jun 6.9 Light breeze 13.8 Significant breeze
Jul 5.8 Light breeze 11.7 Gentle breeze
Aug 5.2 Light breeze 10.4 Gentle breeze
Sep 4.5 Light breeze 9.9 Gentle breeze
Oct 3.5 Barely noticeable 8.6 Gentle breeze
Nov 2.6 Barely noticeable 6.9 Gentle breeze
Dec 2.9 Barely noticeable 7.2 Gentle breeze

Show Relative Humidity by Month

Month Avg. Relative Humidity
Jan 47%
Feb 37.5%
Mar 25.1%
Apr 18.9%
May 18.9%
Jun 38.3%
Jul 68%
Aug 77.1%
Sep 61.4%
Oct 34.1%
Nov 36.5%
Dec 40.9%

 

Is it Safe to Travel to Chennai?

Our best data indicates this area is somewhat safe, but with extra warnings in a few regions. As of Dec 04, 2023 there are travel warnings and regional advisories for India; exercise a high degree of caution and avoid some areas. Check this page for any recent changes or regions to avoid: Travel Advice and Advisories. This advisory was last updated on Dec 01, 2023.


 

The Busiest and Least Crowded Months

The busiest month for tourism in Chennai, India is December, followed by August and November. Prices for hotels and flights will be most expensive during these months, though you can save if you purchase well in advance. Tourists are unlikely to visit Chennai in April. Those willing to visit at these times will likely find it the least expensive month.

Estimated Tourism by Month

 

Most Popular Months to Visit

Key
Tourists Seeking Accommodations

Tourism graph is based on Google searches for services used by tourists relative to the rest of the year. Tourism data for this area is very reliable. Displayed data is calculated relative to the peak, so a score of 50 in April means 50% of the tourists vs. December.

 

 

Overall Chennai Travel Experience by Season

Spring (March through May)

Humidity and temperatures combine to make this season feel very warm. Highs range from 108.6°F (42.6°C) and 85°F (29.4°C) with warmer temperatures in the later months. Rain is rare with roughly 1 days of significant precipitation per month. Spring is the slowest for tourism, which makes it a good time for those looking for deals.

Summer (June through August)

The middle-year months have hot weather with high temperatures that are quite warm. These months see the most precipitation with 5 to 12 days of precipitation per month. June – August is the second busiest season for tourism in Chennai, so lodging and other accommodations may cost slightly more.

Fall (September through November)

Fall daily highs range from 97.1°F (36.2°C) and 83.4°F (28.6°C), which will feel very nice given the humidity and wind. It rains or snows a normal amount: 1 to 6 days per month. Tourism is fairly slow during these months due to the weather, so hotels may be lower priced.

Winter (December through February)

Weather is somewhat cool this time of year in Chennai to be enjoyable for warm weather travelers. The average high during this season is between 85°F (29.4°C) and 71.4°F (21.9°C). On average, it rains or snows a very small amount: 0 to 1 times per month. These times of year are the busiest with tourists.

 

Best Times to Travel› India › Chennai, India