Average annual temperature is 27.9 °C
Absolute maximum temperature: 40.4 °C
Absolute minimum temperature: 17.2 °C
Number of sunny days: 123 days
Number of rainy days: 242 days
Look at detailed online map of Chettipettai
* Weather data for Chettipettai India is based on climate observations for 2026 year
| Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec | |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Absolute maximum temperature (°C) | 30.2 | 34.4 | 36.3 | 39.5 | 40.4 | 40.3 | 36.9 | 37.4 | 35.6 | 34.8 | 31.8 | 31.6 |
| Average daytime temperature (°C) | 29.1 | 31.9 | 34.0 | 36.7 | 36.7 | 36.2 | 34.0 | 35.6 | 33.7 | 33.0 | 29.6 | 29.0 |
| Average temperature (°C) | 23.8 | 25.0 | 27.5 | 29.9 | 30.7 | 30.7 | 29.3 | 30.1 | 28.8 | 28.0 | 25.6 | 25.1 |
| Average night temperature (°C) | 19.5 | 19.6 | 22.6 | 24.9 | 26.3 | 26.9 | 25.9 | 25.9 | 25.3 | 24.0 | 22.9 | 21.6 |
| Absolute minimum temperature (°C) | 17.2 | 17.2 | 18.8 | 21.9 | 23.9 | 24.6 | 24.2 | 24.1 | 24.3 | 22.7 | 21.0 | 18.9 |
| Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec | |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Daylight maximum duration (h) | 11.0 | 11.0 | 12.0 | 12.0 | 12.0 | 12.0 | 12.0 | 12.0 | 12.0 | 12.0 | 11.0 | 11.0 |
| Daylight mean duration (h) | 11.5 | 11.7 | 12.1 | 12.4 | 12.7 | 12.9 | 12.8 | 12.5 | 12.2 | 11.8 | 11.5 | 11.4 |
| Daylight minimum duration (h) | 11.0 | 11.0 | 11.0 | 12.0 | 12.0 | 12.0 | 12.0 | 12.0 | 12.0 | 11.0 | 11.0 | 11.0 |
| Sunshine mean duration (h) | 9.9 | 10.5 | 10.8 | 11.2 | 10.0 | 9.5 | 7.3 | 10.2 | 9.7 | 10.1 | 7.2 | 8.4 |
| Precipitation (mm) | 8 | 2 | 56 | 21 | 112 | 136 | 100 | 90 | 150 | 99 | 351 | 168 |
| Sunny days | 17 | 24 | 17 | 16 | 15 | 6 | 6 | 5 | 3 | 5 | 2 | 7 |
| Rainy days | 14 | 4 | 14 | 14 | 16 | 24 | 25 | 26 | 27 | 26 | 28 | 24 |
| Snow days | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 |
The largest precipitation sum in Chettipettai is at