Average annual temperature is 27.8 °C
Absolute maximum temperature: 40.2 °C
Absolute minimum temperature: 17.2 °C
Number of sunny days: 135 days
Number of rainy days: 230 days
Look at detailed online map of Siruvalūr
* Weather data for Siruvalūr 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) | 33.7 | 36.8 | 38.0 | 39.6 | 39.0 | 40.2 | 36.5 | 39.0 | 36.1 | 38.7 | 34.5 | 32.7 |
| Average daytime temperature (°C) | 31.8 | 34.7 | 35.9 | 37.0 | 35.5 | 37.1 | 33.2 | 37.4 | 34.4 | 34.0 | 30.8 | 30.6 |
| Average temperature (°C) | 25.2 | 26.9 | 28.7 | 30.0 | 29.3 | 29.6 | 27.2 | 29.6 | 27.7 | 27.8 | 25.7 | 25.7 |
| Average night temperature (°C) | 19.4 | 19.9 | 22.2 | 24.2 | 24.8 | 24.8 | 23.2 | 24.4 | 23.6 | 23.1 | 21.9 | 21.3 |
| Absolute minimum temperature (°C) | 17.2 | 18.8 | 19.1 | 22.5 | 22.5 | 23.4 | 22.0 | 23.3 | 22.8 | 21.9 | 19.9 | 18.1 |
| 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 | 10.6 | 11.0 | 10.9 | 10.0 | 9.7 | 8.2 | 10.7 | 9.7 | 10.3 | 9.4 | 8.9 |
| Precipitation (mm) | 1 | 8 | 33 | 51 | 114 | 48 | 118 | 70 | 144 | 188 | 193 | 68 |
| Sunny days | 28 | 25 | 18 | 17 | 8 | 1 | 2 | 6 | 0 | 7 | 7 | 16 |
| Rainy days | 3 | 3 | 13 | 13 | 23 | 29 | 29 | 25 | 30 | 24 | 23 | 15 |
| Snow days | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 |
The largest precipitation sum in Siruvalūr is at