Average annual temperature is 28.1 °C
Absolute maximum temperature: 39.9 °C
Absolute minimum temperature: 16.2 °C
Number of sunny days: 136 days
Number of rainy days: 229 days
Look at detailed online map of Vellaiyūr
* Weather data for Vellaiyūr 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) | 30.5 | 34.5 | 35.9 | 38.9 | 38.8 | 39.9 | 38.9 | 39.9 | 36.7 | 36.7 | 31.8 | 32.3 |
| Average daytime temperature (°C) | 28.8 | 31.6 | 33.9 | 36.6 | 36.1 | 37.1 | 35.7 | 37.3 | 34.6 | 34.2 | 29.5 | 29.2 |
| Average temperature (°C) | 23.4 | 24.8 | 27.4 | 29.9 | 30.2 | 31.2 | 30.4 | 31.3 | 29.1 | 28.4 | 25.3 | 25.2 |
| Average night temperature (°C) | 18.5 | 18.5 | 21.9 | 23.8 | 25.6 | 26.8 | 26.0 | 26.3 | 25.3 | 23.7 | 22.3 | 21.7 |
| Absolute minimum temperature (°C) | 16.2 | 16.4 | 17.5 | 20.8 | 23.2 | 25.0 | 24.1 | 24.5 | 24.2 | 22.4 | 20.0 | 19.0 |
| 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 | 12.7 | 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) | 10.0 | 10.0 | 11.0 | 11.2 | 10.0 | 9.6 | 7.6 | 10.5 | 9.8 | 10.5 | 8.0 | 8.3 |
| Precipitation (mm) | 8 | 45 | 65 | 27 | 112 | 52 | 35 | 63 | 136 | 155 | 369 | 87 |
| Sunny days | 19 | 25 | 16 | 15 | 14 | 11 | 7 | 12 | 4 | 4 | 1 | 8 |
| Rainy days | 12 | 3 | 15 | 15 | 17 | 19 | 24 | 19 | 26 | 27 | 29 | 23 |
| Snow days | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 |
The largest precipitation sum in Vellaiyūr is at