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.

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

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 (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)

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.

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%

Other monthly averages

UV index Best time to go?

Beta

Current (hourly) weather 15 day forecast

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)