Weather in Chennai in August
August in Chennai is warm with average temperatures around 29.4°C (84.9°F). Expect significant rainfall with 132mm across approximately 20 days.
Data Note: Temperature values are 2001–2020 satellite/reanalysis grid averages from NASA POWER and may differ from airport station normals by a few degrees.
Temperature
High
33.2°C
91.8°F
Low
25.6°C
78.1°F
Precipitation
132 mm
5.2 inches
~20 rainy days
Conditions
Humidity
72%
Comparison to Adjacent Months
August is 24mm wetter than July.