Average annual temperature is 27.9 °C
Absolute maximum temperature: 41.4 °C
Absolute minimum temperature: 17.0 °C
Number of sunny days: 120 days
Number of rainy days: 245 days
Look at detailed online map of Vaiyāvūr
* Weather data for Vaiyāvūr 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) | 30.7 | 35.1 | 36.5 | 39.8 | 41.4 | 41.0 | 36.4 | 37.2 | 35.9 | 34.3 | 32.0 | 31.9 |
| Average daytime temperature (°C) | 29.3 | 32.7 | 34.4 | 37.1 | 37.1 | 36.9 | 33.7 | 35.4 | 33.5 | 32.7 | 29.6 | 28.7 |
| Average temperature (°C) | 23.9 | 25.5 | 27.7 | 30.1 | 30.9 | 31.0 | 29.2 | 29.9 | 28.7 | 27.9 | 25.6 | 24.9 |
| Average night temperature (°C) | 19.4 | 19.5 | 22.5 | 24.8 | 26.4 | 27.1 | 26.0 | 25.8 | 25.4 | 24.1 | 22.9 | 21.5 |
| Absolute minimum temperature (°C) | 17.0 | 17.4 | 18.9 | 22.1 | 23.8 | 24.5 | 24.2 | 24.4 | 24.1 | 22.9 | 21.2 | 18.9 |
| 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 | 11.7 | 12.1 | 12.4 | 12.7 | 12.9 | 12.8 | 12.5 | 12.2 | 11.8 | 11.5 | 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 | 10.6 | 10.8 | 11.2 | 9.9 | 9.5 | 7.2 | 10.2 | 9.4 | 10.2 | 7.2 | 8.4 |
| Precipitation (mm) | 9 | 0 | 48 | 19 | 113 | 104 | 127 | 114 | 147 | 75 | 370 | 224 |
| Sunny days | 17 | 24 | 17 | 17 | 13 | 7 | 3 | 4 | 3 | 5 | 2 | 8 |
| Rainy days | 14 | 4 | 14 | 13 | 18 | 23 | 28 | 27 | 27 | 26 | 28 | 23 |
| Snow days | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 |
The largest precipitation sum in Vaiyāvūr is at