Average annual temperature is 28.0 °C
Absolute maximum temperature: 40.9 °C
Absolute minimum temperature: 17.8 °C
Number of sunny days: 114 days
Number of rainy days: 251 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) | 30.3 | 33.2 | 34.3 | 38.5 | 40.6 | 40.9 | 37.2 | 38.2 | 35.4 | 35.0 | 31.4 | 32.4 |
| Average daytime temperature (°C) | 29.1 | 31.3 | 32.8 | 35.1 | 36.6 | 36.4 | 34.1 | 35.9 | 33.7 | 32.7 | 29.5 | 29.2 |
| Average temperature (°C) | 24.1 | 24.8 | 27.3 | 29.3 | 30.7 | 31.0 | 29.8 | 30.3 | 28.9 | 28.1 | 25.8 | 25.4 |
| Average night temperature (°C) | 20.2 | 20.0 | 22.9 | 24.8 | 26.4 | 27.2 | 26.5 | 26.1 | 25.5 | 24.2 | 23.1 | 22.3 |
| Absolute minimum temperature (°C) | 17.8 | 17.9 | 20.1 | 21.2 | 23.8 | 24.5 | 24.9 | 24.5 | 24.6 | 23.0 | 21.2 | 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) | 9.8 | 10.1 | 10.9 | 11.2 | 10.2 | 9.4 | 7.4 | 10.3 | 9.8 | 10.1 | 7.5 | 8.4 |
| Precipitation (mm) | 11 | 11 | 59 | 36 | 96 | 120 | 99 | 102 | 162 | 119 | 383 | 163 |
| Sunny days | 16 | 23 | 17 | 14 | 12 | 9 | 7 | 7 | 2 | 3 | 1 | 3 |
| Rainy days | 15 | 5 | 14 | 16 | 19 | 21 | 24 | 24 | 28 | 28 | 29 | 28 |
| Snow days | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 |
The largest precipitation sum in Vaiyāvūr is at