Average annual temperature is 28.0 °C
Absolute maximum temperature: 40.1 °C
Absolute minimum temperature: 16.1 °C
Number of sunny days: 128 days
Number of rainy days: 237 days
Look at detailed online map of Sellankuppam
* Weather data for Sellankuppam 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 | 34.9 | 36.6 | 39.4 | 39.5 | 40.1 | 37.9 | 38.9 | 35.3 | 35.9 | 31.8 | 31.7 |
| Average daytime temperature (°C) | 29.0 | 32.3 | 34.4 | 36.8 | 36.6 | 35.9 | 34.8 | 36.9 | 33.4 | 33.7 | 29.7 | 29.1 |
| Average temperature (°C) | 23.5 | 25.2 | 27.6 | 29.9 | 30.7 | 30.7 | 30.0 | 30.9 | 28.5 | 28.2 | 25.5 | 25.1 |
| Average night temperature (°C) | 18.8 | 18.7 | 22.1 | 24.1 | 25.9 | 26.6 | 26.1 | 26.1 | 24.7 | 23.6 | 22.7 | 21.6 |
| Absolute minimum temperature (°C) | 16.1 | 16.3 | 17.8 | 21.0 | 23.5 | 24.7 | 24.0 | 24.1 | 23.6 | 21.9 | 21.4 | 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 | 11.7 | 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) | 9.9 | 10.0 | 11.0 | 11.1 | 10.1 | 9.4 | 7.6 | 10.5 | 9.7 | 10.2 | 7.2 | 7.9 |
| Precipitation (mm) | 7 | 11 | 50 | 28 | 95 | 108 | 75 | 62 | 185 | 132 | 319 | 84 |
| Sunny days | 20 | 25 | 16 | 17 | 13 | 5 | 6 | 10 | 2 | 5 | 1 | 8 |
| Rainy days | 11 | 3 | 15 | 13 | 18 | 25 | 25 | 21 | 28 | 26 | 29 | 23 |
| Snow days | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 |
The largest precipitation sum in Sellankuppam is at