Average annual temperature is 27.4 °C
Absolute maximum temperature: 40.7 °C
Absolute minimum temperature: 13.0 °C
Number of sunny days: 190 days
Number of rainy days: 175 days
Look at detailed online map of Chelvai
* Weather data for Chelvai 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) | 30.8 | 35.5 | 35.7 | 40.2 | 40.6 | 40.7 | 34.8 | 33.2 | 33.4 | 34.9 | 33.5 | 32.7 |
| Average daytime temperature (°C) | 29.6 | 32.4 | 33.4 | 36.0 | 36.6 | 37.3 | 31.0 | 32.1 | 31.5 | 33.1 | 31.7 | 29.4 |
| Average temperature (°C) | 23.1 | 24.7 | 27.1 | 29.8 | 31.0 | 32.3 | 27.7 | 28.2 | 27.5 | 27.5 | 26.2 | 23.4 |
| Average night temperature (°C) | 17.9 | 18.2 | 21.7 | 24.8 | 26.1 | 27.9 | 25.3 | 25.4 | 24.8 | 22.4 | 21.7 | 18.0 |
| Absolute minimum temperature (°C) | 13.0 | 15.2 | 19.9 | 21.1 | 22.2 | 24.8 | 24.1 | 23.9 | 23.5 | 18.2 | 19.8 | 14.6 |
| Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec | |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Daylight maximum duration (h) | 11.0 | 11.0 | 12.0 | 12.0 | 13.0 | 13.0 | 13.0 | 12.0 | 12.0 | 11.0 | 11.0 | 11.0 |
| Daylight mean duration (h) | 11.2 | 11.6 | 12.0 | 12.6 | 13.0 | 13.2 | 13.1 | 12.7 | 12.2 | 11.7 | 11.3 | 11.1 |
| Daylight minimum duration (h) | 11.0 | 11.0 | 11.0 | 12.0 | 12.0 | 13.0 | 12.0 | 12.0 | 11.0 | 11.0 | 11.0 | 11.0 |
| Sunshine mean duration (h) | 10.0 | 10.5 | 10.0 | 10.2 | 9.9 | 9.7 | 5.4 | 8.9 | 7.4 | 10.7 | 9.9 | 9.2 |
| Precipitation (mm) | 1 | 0 | 92 | 125 | 108 | 98 | 902 | 114 | 259 | 49 | 25 | 34 |
| Sunny days | 27 | 28 | 19 | 15 | 15 | 16 | 1 | 2 | 0 | 24 | 16 | 27 |
| Rainy days | 4 | 0 | 12 | 15 | 16 | 14 | 30 | 29 | 30 | 7 | 14 | 4 |
| Snow days | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 |
The largest precipitation sum in Chelvai is at