Average annual temperature is 27.5 °C
Absolute maximum temperature: 40.4 °C
Absolute minimum temperature: 16.2 °C
Number of sunny days: 129 days
Number of rainy days: 236 days
Look at detailed online map of Nilakkottai
* Weather data for Nilakkottai 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) | 32.6 | 35.6 | 37.3 | 39.5 | 38.9 | 40.4 | 39.2 | 40.1 | 35.2 | 37.4 | 32.1 | 31.9 |
| Average daytime temperature (°C) | 31.3 | 32.6 | 34.8 | 36.1 | 35.4 | 37.3 | 34.3 | 37.9 | 32.9 | 33.3 | 29.9 | 29.7 |
| Average temperature (°C) | 24.7 | 25.5 | 27.8 | 29.4 | 29.1 | 30.0 | 28.3 | 30.0 | 27.1 | 27.3 | 25.4 | 25.3 |
| Average night temperature (°C) | 19.1 | 18.8 | 22.0 | 24.1 | 24.3 | 24.9 | 23.7 | 24.1 | 23.1 | 22.7 | 22.2 | 21.6 |
| Absolute minimum temperature (°C) | 16.7 | 16.2 | 18.9 | 22.6 | 22.6 | 23.7 | 22.5 | 22.3 | 22.3 | 21.6 | 20.9 | 18.7 |
| 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) | 11.6 | 11.8 | 12.1 | 12.4 | 12.6 | 12.7 | 12.7 | 12.4 | 12.2 | 11.9 | 11.7 | 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) | 10.3 | 10.5 | 11.2 | 10.9 | 9.8 | 10.0 | 8.5 | 11.1 | 9.1 | 10.0 | 8.9 | 9.3 |
| Precipitation (mm) | 11 | 34 | 24 | 97 | 91 | 27 | 106 | 61 | 65 | 231 | 276 | 66 |
| Sunny days | 28 | 24 | 13 | 11 | 9 | 3 | 9 | 13 | 2 | 3 | 3 | 11 |
| Rainy days | 3 | 4 | 18 | 19 | 22 | 27 | 22 | 18 | 28 | 28 | 27 | 20 |
| Snow days | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 |
The largest precipitation sum in Nilakkottai is at