World Resorts India Chennai Weather

Chennai weather in August

Weather in Chennai: August

Average day temperature: 92.1°F
Average night temperature: 82.7°F
Sea water temperature: 83.7°F
Number of sunny days: 5 days
Day length: 12.4 - 12.7 hours
Number of rainy days: 6 days
Precipitation totals: 3.5 in.

Air temperature in August, °F

Show year:
2025
2024
2023

The highest day temperature during August of 2025 was 92°F. At the same time the lowest night temperature was 78°F. Daily and nightly averages during August were 89.0°F and 82.0°F.

Sea water temperature in Chennai in August, °F

Show year:
2025
2024
2023

The average sea water temperature in August of 2025 was 83.6°F. The highest and lowest sea temperatures during the month were 84.2°F and 81.9°F.

Sunny, partly cloudy and cloudy days

Mostly all days in August are partly cloudy but sunny or cloudy days are also possible.

Precipitation total in August, in.

Precipitation total value in Chennai in August is 3.8 in. Other months of the year show relatively similar values.

Wind speed in August, mph

The average wind speed value in August is 10.8 mph

Average sunny hours

This chart shows average number of hours during the day when sunlight can reach the ground. It depends on day length and cloudiness during the day. The average number of sunny hours in August is: 6.6.

Best time for vacation in Chennai

Sunniest months:
March 28 days
April 28 days
May 25 days
Warmest months:
May 95.2 °F
June 94.1 °F
July 93.1 °F
Warmest sea temp:
October 85.1 °F
May 84.8 °F
June 84.5 °F
Coldest months:
January 82.3 °F
December 82.7 °F
November 84.7 °F
Rainiest months:
November 10 days
October 9 days
September 7 days
Windiest months:
May 12.6 mph
April 12.5 mph
December 12.0 mph

Chennai on a weather map

Chennai
+81°F
SW 18 mph
Feels like: +86°F
Precip.: 100%
Places in India:
Name
°F
+90°F
+91°F
+88°F
+90°F
+90°F
+70°F
+91°F
+90°F
+90°F
+90°F
+91°F
+90°F
+82°F
+81°F
24 Hours Forecast
Chennai
Local time: 10:59
December 05, friday
1200
81°F
SW
18 mph
1500
81°F
SW
17 mph
1800
79°F
SW
16 mph
2100
79°F
SW
17 mph
December 06, saturday
0000
79°F
SW
16 mph
0300
77°F
SW
15 mph
0600
77°F
SW
14 mph
0900
81°F
SW
14 mph
Units of measurement: °C / °F