Average annual temperature is 28.0 °C
Absolute maximum temperature: 40.9 °C
Absolute minimum temperature: 17.1 °C
Number of sunny days: 93 days
Number of rainy days: 272 days
Look at detailed online map of Kovilkottai
* Weather data for Kovilkottai 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) | 31.1 | 32.8 | 38.1 | 39.5 | 39.5 | 40.2 | 39.6 | 40.9 | 37.3 | 35.8 | 31.7 | 33.1 |
| Average daytime temperature (°C) | 29.6 | 30.6 | 34.0 | 36.4 | 36.2 | 37.2 | 35.7 | 37.3 | 34.8 | 33.0 | 29.8 | 29.2 |
| Average temperature (°C) | 24.4 | 24.6 | 27.9 | 29.8 | 30.1 | 30.7 | 30.0 | 30.3 | 29.0 | 27.8 | 25.7 | 25.8 |
| Average night temperature (°C) | 20.1 | 19.8 | 23.2 | 25.0 | 26.0 | 26.6 | 26.1 | 25.8 | 25.5 | 24.2 | 23.0 | 23.0 |
| Absolute minimum temperature (°C) | 17.9 | 17.1 | 20.4 | 23.1 | 24.0 | 25.2 | 24.5 | 24.3 | 24.3 | 23.0 | 21.2 | 21.2 |
| 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 | 11.7 | 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) | 10.0 | 9.9 | 11.0 | 11.1 | 9.5 | 9.7 | 8.3 | 11.1 | 9.2 | 9.9 | 7.0 | 7.4 |
| Precipitation (mm) | 9 | 59 | 33 | 39 | 124 | 104 | 91 | 135 | 183 | 234 | 353 | 93 |
| Sunny days | 21 | 23 | 11 | 14 | 6 | 7 | 2 | 3 | 0 | 1 | 1 | 4 |
| Rainy days | 10 | 5 | 20 | 16 | 25 | 23 | 29 | 28 | 30 | 30 | 29 | 27 |
| Snow days | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 |
The largest precipitation sum in Kovilkottai is at