Average annual temperature is 27.9 °C
Absolute maximum temperature: 40.6 °C
Absolute minimum temperature: 16.9 °C
Number of sunny days: 99 days
Number of rainy days: 266 days
Look at detailed online map of Vellappākkam
* Weather data for Vellappākkam 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) | 30.0 | 32.8 | 33.7 | 39.0 | 39.9 | 40.6 | 38.0 | 38.9 | 35.2 | 36.4 | 31.1 | 31.9 |
| Average daytime temperature (°C) | 28.7 | 30.4 | 32.1 | 34.6 | 36.2 | 36.1 | 34.6 | 36.6 | 34.1 | 33.2 | 28.9 | 28.7 |
| Average temperature (°C) | 24.0 | 24.5 | 27.0 | 28.9 | 30.5 | 30.8 | 29.9 | 30.5 | 29.1 | 28.3 | 25.6 | 25.4 |
| Average night temperature (°C) | 19.9 | 19.7 | 22.7 | 24.2 | 26.3 | 26.8 | 26.1 | 26.0 | 25.5 | 24.4 | 23.1 | 22.5 |
| Absolute minimum temperature (°C) | 16.9 | 17.7 | 19.8 | 20.1 | 23.8 | 24.3 | 24.7 | 24.6 | 24.5 | 23.0 | 20.8 | 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 | 11.8 | 12.1 | 12.4 | 12.7 | 12.8 | 12.7 | 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) | 9.7 | 9.7 | 10.9 | 11.2 | 10.0 | 9.4 | 7.6 | 10.7 | 10.0 | 10.3 | 7.3 | 8.4 |
| Precipitation (mm) | 11 | 23 | 43 | 36 | 76 | 125 | 80 | 106 | 160 | 148 | 480 | 110 |
| Sunny days | 17 | 21 | 12 | 11 | 12 | 9 | 8 | 5 | 1 | 0 | 0 | 3 |
| Rainy days | 14 | 7 | 19 | 19 | 19 | 21 | 23 | 26 | 29 | 31 | 30 | 28 |
| Snow days | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 |
The largest precipitation sum in Vellappākkam is at