Average annual temperature is 27.5 °C
Absolute maximum temperature: 39.8 °C
Absolute minimum temperature: 16.5 °C
Number of sunny days: 101 days
Number of rainy days: 264 days
Look at detailed online map of Chettiyūr
* Weather data for Chettiyūr 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) | 31.2 | 33.9 | 37.6 | 39.6 | 38.3 | 39.8 | 37.5 | 39.0 | 36.6 | 36.2 | 32.0 | 32.6 |
| Average daytime temperature (°C) | 29.7 | 30.9 | 34.2 | 36.2 | 35.4 | 37.3 | 34.7 | 36.9 | 34.0 | 32.5 | 29.2 | 29.3 |
| Average temperature (°C) | 23.7 | 24.2 | 27.6 | 29.4 | 29.2 | 30.6 | 29.3 | 30.2 | 28.0 | 27.1 | 24.9 | 25.0 |
| Average night temperature (°C) | 18.7 | 18.3 | 22.2 | 23.5 | 24.6 | 26.0 | 25.5 | 25.3 | 24.2 | 23.0 | 22.0 | 21.7 |
| Absolute minimum temperature (°C) | 16.6 | 16.5 | 18.2 | 21.3 | 23.5 | 23.8 | 23.2 | 23.7 | 22.9 | 21.9 | 21.2 | 19.8 |
| 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) | 11.6 | 11.8 | 12.1 | 12.4 | 12.6 | 12.7 | 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) | 9.9 | 10.1 | 11.0 | 10.9 | 9.6 | 9.9 | 8.6 | 10.9 | 9.2 | 10.1 | 7.8 | 7.9 |
| Precipitation (mm) | 11 | 25 | 34 | 46 | 181 | 58 | 71 | 134 | 200 | 135 | 267 | 53 |
| Sunny days | 17 | 22 | 12 | 13 | 7 | 2 | 8 | 11 | 1 | 1 | 1 | 6 |
| Rainy days | 14 | 6 | 19 | 17 | 24 | 28 | 23 | 20 | 29 | 30 | 29 | 25 |
| Snow days | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 |
The largest precipitation sum in Chettiyūr is at