Average annual temperature is 28.4 °C
Absolute maximum temperature: 40.6 °C
Absolute minimum temperature: 16.5 °C
Number of sunny days: 118 days
Number of rainy days: 247 days
Look at detailed online map of Rājampettai
* Weather data for Rājampettai 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 | 33.7 | 37.5 | 40.6 | 40.3 | 40.5 | 39.8 | 40.4 | 37.8 | 36.8 | 32.4 | 33.2 |
| Average daytime temperature (°C) | 29.6 | 31.2 | 34.5 | 37.3 | 36.7 | 38.2 | 36.5 | 37.9 | 35.1 | 33.9 | 30.0 | 29.5 |
| Average temperature (°C) | 24.1 | 24.7 | 28.1 | 30.2 | 30.5 | 31.7 | 30.7 | 31.3 | 29.1 | 28.2 | 25.8 | 25.8 |
| Average night temperature (°C) | 19.2 | 19.0 | 22.8 | 24.5 | 25.9 | 27.3 | 26.4 | 26.3 | 25.6 | 24.0 | 23.0 | 22.7 |
| Absolute minimum temperature (°C) | 16.5 | 16.8 | 19.2 | 22.4 | 23.7 | 25.6 | 24.4 | 24.8 | 24.2 | 22.6 | 20.9 | 20.5 |
| 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) | 10.1 | 9.8 | 11.0 | 11.0 | 9.9 | 9.8 | 8.2 | 10.9 | 9.3 | 10.4 | 7.8 | 7.7 |
| Precipitation (mm) | 4 | 40 | 47 | 55 | 147 | 52 | 50 | 62 | 182 | 207 | 340 | 77 |
| Sunny days | 20 | 20 | 14 | 12 | 11 | 10 | 8 | 12 | 1 | 3 | 1 | 6 |
| Rainy days | 11 | 8 | 17 | 18 | 20 | 20 | 23 | 19 | 29 | 28 | 29 | 25 |
| Snow days | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 |
The largest precipitation sum in Rājampettai is at