Average annual temperature is 26.5 °C
Absolute maximum temperature: 34.1 °C
Absolute minimum temperature: 17.3 °C
Number of sunny days: 121 days
Number of rainy days: 244 days
Look at detailed online map of Chemmarattūr
* Weather data for Chemmarattūr 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) | 31.5 | 33.4 | 33.3 | 34.1 | 32.6 | 31.0 | 29.4 | 30.7 | 31.2 | 30.3 | 31.2 | 32.5 |
| Average daytime temperature (°C) | 30.3 | 31.6 | 32.5 | 32.6 | 31.1 | 29.2 | 27.4 | 29.1 | 28.0 | 29.3 | 29.9 | 30.7 |
| Average temperature (°C) | 25.4 | 26.7 | 27.7 | 28.8 | 28.1 | 26.5 | 25.0 | 26.4 | 25.3 | 26.0 | 26.2 | 26.3 |
| Average night temperature (°C) | 20.2 | 21.7 | 22.5 | 24.9 | 25.2 | 24.1 | 23.0 | 23.8 | 23.3 | 23.0 | 22.7 | 22.2 |
| Absolute minimum temperature (°C) | 17.3 | 18.9 | 18.4 | 22.5 | 23.4 | 22.9 | 22.1 | 22.5 | 22.5 | 21.9 | 20.4 | 19.4 |
| 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 | 11.8 | 12.1 | 12.4 | 12.7 | 12.8 | 12.7 | 12.5 | 12.2 | 11.9 | 11.6 | 11.5 |
| 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) | 10.3 | 10.8 | 11.0 | 11.4 | 9.4 | 8.1 | 6.1 | 10.8 | 6.8 | 9.3 | 9.0 | 9.7 |
| Precipitation (mm) | 5 | 0 | 4 | 82 | 263 | 435 | 686 | 63 | 614 | 319 | 218 | 84 |
| Sunny days | 24 | 26 | 25 | 11 | 3 | 0 | 0 | 6 | 0 | 3 | 7 | 16 |
| Rainy days | 7 | 2 | 6 | 19 | 28 | 30 | 31 | 25 | 30 | 28 | 23 | 15 |
| Snow days | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 |
The largest precipitation sum in Chemmarattūr is at