Average annual temperature is 28.1 °C
Absolute maximum temperature: 40.1 °C
Absolute minimum temperature: 18.0 °C
Number of sunny days: 87 days
Number of rainy days: 278 days
Look at detailed online map of Vālkkai
* Weather data for Vālkkai 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 | 36.9 | 39.0 | 39.3 | 40.1 | 38.8 | 39.9 | 36.2 | 36.4 | 31.6 | 33.7 |
| Average daytime temperature (°C) | 29.3 | 30.7 | 33.6 | 36.1 | 36.2 | 36.8 | 35.6 | 37.2 | 34.7 | 33.2 | 29.5 | 29.1 |
| Average temperature (°C) | 24.5 | 24.8 | 27.8 | 29.8 | 30.3 | 30.9 | 30.2 | 30.6 | 29.1 | 28.1 | 25.7 | 25.7 |
| Average night temperature (°C) | 20.7 | 20.3 | 23.4 | 25.2 | 26.4 | 27.2 | 26.7 | 26.5 | 25.9 | 24.5 | 23.2 | 23.1 |
| Absolute minimum temperature (°C) | 18.7 | 18.0 | 20.9 | 23.0 | 23.8 | 25.1 | 24.5 | 24.4 | 24.3 | 23.4 | 20.6 | 21.2 |
| 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) | 11.6 | 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) | 9.7 | 9.9 | 11.0 | 11.0 | 9.4 | 9.7 | 7.9 | 10.7 | 10.0 | 10.4 | 6.5 | 7.5 |
| Precipitation (mm) | 13 | 58 | 50 | 34 | 78 | 80 | 86 | 136 | 173 | 234 | 605 | 148 |
| Sunny days | 16 | 19 | 10 | 12 | 8 | 6 | 7 | 5 | 0 | 2 | 0 | 2 |
| Rainy days | 15 | 9 | 21 | 18 | 23 | 24 | 24 | 26 | 30 | 29 | 30 | 29 |
| Snow days | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 |
The largest precipitation sum in Vālkkai is at