Average annual temperature is 27.3 °C
Absolute maximum temperature: 39.8 °C
Absolute minimum temperature: 17.1 °C
Number of sunny days: 110 days
Number of rainy days: 255 days
Look at detailed online map of Nīlamalaikkottai
* Weather data for Nīlamalaikkottai 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 | 33.6 | 35.5 | 37.8 | 38.8 | 39.8 | 37.0 | 38.9 | 34.6 | 36.3 | 32.1 | 32.2 |
| Average daytime temperature (°C) | 29.4 | 31.1 | 33.2 | 35.0 | 35.6 | 36.2 | 34.1 | 36.5 | 33.1 | 32.6 | 29.4 | 29.1 |
| Average temperature (°C) | 23.5 | 24.8 | 27.0 | 29.1 | 29.4 | 30.0 | 29.0 | 29.8 | 27.5 | 27.2 | 25.2 | 25.1 |
| Average night temperature (°C) | 18.8 | 19.4 | 21.7 | 23.8 | 24.7 | 25.2 | 25.0 | 24.7 | 23.7 | 23.3 | 22.3 | 21.8 |
| Absolute minimum temperature (°C) | 17.1 | 17.1 | 17.6 | 22.2 | 23.3 | 23.2 | 23.2 | 23.4 | 22.8 | 22.2 | 20.9 | 20.0 |
| 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) | 11.6 | 11.8 | 12.1 | 12.4 | 12.6 | 12.7 | 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) | 9.9 | 10.3 | 11.2 | 11.1 | 9.8 | 10.0 | 9.3 | 11.1 | 9.5 | 10.2 | 8.5 | 8.5 |
| Precipitation (mm) | 17 | 25 | 37 | 50 | 108 | 67 | 82 | 110 | 260 | 142 | 285 | 91 |
| Sunny days | 20 | 24 | 13 | 13 | 4 | 4 | 9 | 10 | 0 | 3 | 3 | 7 |
| Rainy days | 11 | 4 | 18 | 17 | 27 | 26 | 22 | 21 | 30 | 28 | 27 | 24 |
| Snow days | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 |
The largest precipitation sum in Nīlamalaikkottai is at