Chennai monthly weather averages

Average daytime temperature

The bar chart below shows the average monthly peak daytime temperatures at Chennai

Chennai average temperature chart (Celsius) Chennai average temperature chart (Fahrenheit)
Average monthly temperatures in Chennai (degrees centigrade and fahrenheit)
  Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec
°C 29.1 30.8 32.5 34.8 38.1 37.4 35.3 34.7 34.1 32 29.2 28.7
°F 84.4 87.5 90.6 94.6 100.6 99.4 95.6 94.4 93.4 89.6 84.6 83.7

Please note: these are the average peak daytime temperatures (usually around mid-afternoon) so do not show daytime / night highs and lows. To see the daily range of temperatures have a look at the temperature max / min chart below.

Average rainfall & rainy days

The graph below shows the average rainfall and number of rainy days per month.

Chennai monthly rainfall chart (mm) Chennai monthly rainfall chart (inches)
Average monthly rainfall in Chennai (mm and inches)
  Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec
mm 20 12 4 10 38 61 117 158 135 259 343 147
inches 0.8 0.5 0.2 0.4 1.5 2.4 4.6 6.2 5.3 10.2 13.5 5.8
Rainy days 1 1 0 1 2 4 7 9 7 9 10 6

Average daily sunshine

The bar chart below shows the average daily sunshine hours in Chennai

Chennai average daily sunshine chart
Average daily sunshine Chennai
  Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec
Hrs sunshine 9.2 10 9.9 9.9 9.2 6.8 6 6.4 6.8 6.7 6.6 7.1

Day / night temperatures

The graph below shows the daily range of temperatures for each month.

Chennai average minimum / maximum temperatures (Celsius) Chennai average minimum / maximum temperatures (Fahrenheit)
Maximum and minimum daily temperatures in Chennai (degrees centigrade and fahrenheit)
  Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec
Min °C 19.5 20.1 22.2 25.6 27.9 27.1 26.1 25.5 25.1 24 22.2 20.7
Max °C 29.4 31.1 32.8 35 38.4 37.7 35.6 34.9 34.4 32.2 29.4 28.9
Min °F 67 68.2 72 78.1 82.1 80.8 78.9 77.9 77.1 75.2 72 69.3
Max °F 75.9 78.1 81.5 86.5 91.6 90.3 87.4 86.4 85.5 82.6 78.4 76.6

Sea temperature

The graph below shows the average sea temperature.

Chennai average sea temperature chart (Celsius) Chennai average sea temperature chart (Fahrenheit)
Average sea temperature around Chennai in degrees centigrade and fahrenheit
  Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec
°C 26.5 27.1 28.3 29.5 29.9 29.7 29.1 28.9 29.1 29.2 28.3 27.1
°F 79.8 80.8 82.9 85.1 85.9 85.4 84.5 84 84.4 84.6 82.9 80.7

Wind speed

The graph below shows the average wind speed.

Chennai average winspeed by month (km/h) Chennai average winspeed by month (mph)
Average wind speed in Chennai (mph and kmh)
  Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec
km/h 8 8 10 11 12 14 13 12 10 8 9 10
mph 5 5 6 7 8 9 8 8 6 5 6 6

A monthly average windspeed of over 16km/h or 10mph suggests a location is fairly windy.

Relative humidity

The graph below shows the average relative humidity.

Chennai relative humidity averages
Average relative humidity in Chennai
Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec
75% 74% 72% 71% 64% 59% 64% 67% 73% 78% 79% 78%
Chennai

Other monthly averages

UV index Best time to go?

Chennai weather stats

Chennai weather statistics
Hottest month: May 38.1°C 100.6°F
Driest month: March 4mm 0.2ins
Sunniest month: February 10hrs
Coldest month: January 29.1°C 84.4°F
Wettest month: November 343mm 13.5ins
Warmest sea: May 29.9°C 85.8°F
Map showing location of Chennai (13.08784, 80.27847)

Top India locations

Change units