Average annual temperature is 28.2 °C
Absolute maximum temperature: 40.3 °C
Absolute minimum temperature: 16.9 °C
Number of sunny days: 107 days
Number of rainy days: 258 days
Look at detailed online map of Rāmadevanallūr
* Weather data for Rāmadevanallūr 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) | 29.9 | 33.3 | 36.9 | 39.2 | 39.8 | 40.3 | 38.7 | 39.9 | 36.3 | 35.9 | 31.3 | 32.6 |
| Average daytime temperature (°C) | 28.8 | 30.7 | 33.5 | 36.3 | 36.4 | 36.6 | 35.6 | 36.6 | 34.6 | 33.3 | 29.1 | 28.8 |
| Average temperature (°C) | 24.0 | 24.5 | 27.5 | 29.6 | 30.8 | 31.3 | 30.5 | 30.7 | 29.4 | 28.3 | 25.6 | 25.4 |
| Average night temperature (°C) | 20.3 | 20.1 | 23.1 | 24.8 | 26.4 | 27.3 | 26.6 | 26.3 | 26.1 | 24.6 | 23.3 | 22.8 |
| Absolute minimum temperature (°C) | 16.9 | 18.0 | 20.6 | 22.2 | 24.0 | 25.3 | 24.5 | 24.7 | 24.6 | 23.2 | 20.8 | 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) | 11.5 | 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) | 9.6 | 9.6 | 11.0 | 10.9 | 9.6 | 9.7 | 7.9 | 10.8 | 9.8 | 10.5 | 6.9 | 7.6 |
| Precipitation (mm) | 8 | 64 | 53 | 37 | 61 | 63 | 45 | 95 | 81 | 133 | 500 | 137 |
| Sunny days | 15 | 19 | 11 | 12 | 14 | 12 | 8 | 9 | 2 | 2 | 0 | 3 |
| Rainy days | 16 | 9 | 20 | 18 | 17 | 18 | 23 | 22 | 28 | 29 | 30 | 28 |
| Snow days | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 |
The largest precipitation sum in Rāmadevanallūr is at