Average annual temperature is 28.0 °C
Absolute maximum temperature: 40.7 °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 Rāyapālaiyam
* Weather data for Rāyapālaiyam 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) | 33.1 | 37.4 | 38.6 | 40.5 | 39.1 | 40.7 | 38.2 | 38.6 | 35.7 | 38.7 | 34.6 | 32.9 |
| Average daytime temperature (°C) | 31.6 | 34.8 | 36.0 | 37.6 | 36.0 | 37.3 | 34.0 | 37.3 | 34.1 | 33.8 | 31.0 | 31.2 |
| Average temperature (°C) | 25.1 | 26.8 | 28.8 | 30.6 | 29.7 | 29.9 | 27.6 | 29.8 | 27.6 | 27.9 | 26.0 | 26.2 |
| Average night temperature (°C) | 19.3 | 19.9 | 22.5 | 24.7 | 25.0 | 25.0 | 23.4 | 24.5 | 23.6 | 23.3 | 22.2 | 21.8 |
| Absolute minimum temperature (°C) | 17.3 | 18.6 | 19.9 | 22.7 | 23.0 | 23.6 | 22.1 | 23.4 | 22.9 | 21.8 | 20.2 | 19.9 |
| 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 | 11.8 | 12.1 | 12.4 | 12.6 | 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) | 9.8 | 10.5 | 11.0 | 11.1 | 10.1 | 9.8 | 8.3 | 10.7 | 9.6 | 10.3 | 9.3 | 8.8 |
| Precipitation (mm) | 2 | 11 | 34 | 48 | 105 | 53 | 106 | 86 | 190 | 180 | 210 | 57 |
| Sunny days | 26 | 25 | 19 | 14 | 7 | 0 | 1 | 8 | 0 | 5 | 2 | 14 |
| Rainy days | 5 | 3 | 12 | 16 | 24 | 30 | 30 | 23 | 30 | 26 | 28 | 17 |
| Snow days | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 |
The largest precipitation sum in Rāyapālaiyam is at