Average annual temperature is 28.0 °C
Absolute maximum temperature: 40.6 °C
Absolute minimum temperature: 17.9 °C
Number of sunny days: 111 days
Number of rainy days: 254 days
Look at detailed online map of Rāyanallūr
* Weather data for Rāyanallūr 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) | 30.4 | 33.1 | 34.1 | 37.5 | 40.1 | 40.6 | 37.5 | 38.6 | 35.5 | 35.3 | 31.3 | 32.4 |
| Average daytime temperature (°C) | 29.1 | 31.0 | 32.5 | 34.4 | 36.1 | 36.4 | 34.3 | 36.1 | 33.8 | 32.7 | 29.4 | 29.2 |
| Average temperature (°C) | 24.2 | 24.8 | 27.2 | 29.1 | 30.5 | 31.0 | 29.9 | 30.4 | 29.0 | 28.1 | 25.8 | 25.5 |
| Average night temperature (°C) | 20.2 | 20.0 | 23.0 | 24.9 | 26.5 | 27.2 | 26.7 | 26.3 | 25.6 | 24.3 | 23.2 | 22.4 |
| Absolute minimum temperature (°C) | 18.0 | 17.9 | 20.2 | 21.1 | 23.5 | 24.5 | 25.1 | 24.6 | 24.8 | 22.8 | 21.1 | 19.7 |
| 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 | 11.7 | 12.1 | 12.4 | 12.7 | 12.8 | 12.8 | 12.5 | 12.2 | 11.9 | 11.6 | 11.4 |
| 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 | 10.0 | 10.9 | 11.2 | 10.1 | 9.5 | 7.5 | 10.3 | 9.8 | 10.1 | 7.4 | 8.5 |
| Precipitation (mm) | 11 | 12 | 49 | 28 | 95 | 115 | 108 | 121 | 147 | 129 | 410 | 180 |
| Sunny days | 16 | 22 | 16 | 17 | 15 | 9 | 7 | 3 | 2 | 1 | 1 | 2 |
| Rainy days | 15 | 6 | 15 | 13 | 16 | 21 | 24 | 28 | 28 | 30 | 29 | 29 |
| Snow days | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 |
The largest precipitation sum in Rāyanallūr is at