Weather in Chennai in October
October in Chennai is warm with average temperatures around 27.7°C (81.9°F). Expect significant rainfall with 264mm 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
30.5°C
86.9°F
Low
25.0°C
77.0°F
Precipitation
264 mm
10.4 inches
~20 rainy days
Conditions
Humidity
80%
Comparison to Adjacent Months
October is 119mm wetter than September.
October is 28mm drier than November.