Average annual temperature is 28.0 °C
Absolute maximum temperature: 41.2 °C
Absolute minimum temperature: 17.1 °C
Number of sunny days: 124 days
Number of rainy days: 241 days
Look at detailed online map of Nelveli
* Weather data for Nelveli 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) | 30.6 | 34.9 | 36.3 | 39.8 | 41.2 | 41.0 | 36.7 | 37.7 | 35.7 | 34.7 | 31.9 | 31.6 |
| Average daytime temperature (°C) | 29.3 | 32.5 | 34.2 | 36.9 | 37.0 | 36.8 | 33.9 | 35.7 | 33.7 | 33.0 | 29.7 | 29.1 |
| Average temperature (°C) | 24.1 | 25.3 | 27.6 | 30.0 | 30.8 | 31.1 | 29.4 | 30.1 | 28.8 | 28.0 | 25.6 | 25.1 |
| Average night temperature (°C) | 19.8 | 19.7 | 22.7 | 24.9 | 26.4 | 27.1 | 26.0 | 25.9 | 25.4 | 24.1 | 22.9 | 21.7 |
| Absolute minimum temperature (°C) | 17.5 | 17.1 | 19.5 | 21.9 | 23.9 | 24.8 | 23.7 | 24.3 | 24.0 | 22.7 | 20.7 | 19.1 |
| 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 | 10.5 | 10.8 | 11.2 | 10.0 | 9.5 | 6.9 | 10.1 | 9.5 | 10.2 | 7.2 | 8.3 |
| Precipitation (mm) | 7 | 1 | 45 | 19 | 105 | 82 | 114 | 119 | 159 | 82 | 379 | 219 |
| Sunny days | 17 | 22 | 17 | 17 | 15 | 5 | 6 | 5 | 2 | 5 | 3 | 10 |
| Rainy days | 14 | 6 | 14 | 13 | 16 | 25 | 25 | 26 | 28 | 26 | 27 | 21 |
| Snow days | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 |
The largest precipitation sum in Nelveli is at