Average annual temperature is 23.2 °C
Absolute maximum temperature: 35.4 °C
Absolute minimum temperature: 12.2 °C
Number of sunny days: 120 days
Number of rainy days: 245 days
Look at detailed online map of Kovilankulam
* Weather data for Kovilankulam 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) | 27.7 | 30.5 | 32.2 | 35.0 | 35.4 | 34.7 | 31.9 | 35.0 | 30.4 | 32.3 | 27.3 | 29.3 |
| Average daytime temperature (°C) | 25.4 | 27.8 | 29.9 | 31.3 | 31.8 | 31.7 | 28.8 | 32.6 | 28.4 | 28.4 | 25.5 | 25.0 |
| Average temperature (°C) | 19.9 | 21.5 | 23.2 | 24.6 | 25.1 | 25.7 | 24.3 | 25.6 | 23.5 | 22.9 | 21.1 | 21.1 |
| Average night temperature (°C) | 14.2 | 15.2 | 17.4 | 19.3 | 20.4 | 21.8 | 21.3 | 20.6 | 20.3 | 18.9 | 18.3 | 17.5 |
| Absolute minimum temperature (°C) | 12.2 | 12.4 | 13.6 | 18.4 | 19.1 | 20.3 | 19.7 | 18.5 | 19.0 | 17.7 | 16.9 | 15.6 |
| 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 | 12.3 | 12.6 | 12.7 | 12.6 | 12.4 | 12.2 | 11.9 | 11.7 | 11.6 |
| 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 | 10.3 | 11.1 | 10.8 | 9.7 | 10.4 | 8.7 | 11.0 | 9.0 | 9.8 | 8.4 | 8.5 |
| Precipitation (mm) | 21 | 41 | 57 | 62 | 57 | 38 | 79 | 95 | 101 | 233 | 297 | 114 |
| Sunny days | 19 | 24 | 16 | 10 | 7 | 9 | 11 | 11 | 4 | 1 | 1 | 7 |
| Rainy days | 12 | 4 | 15 | 20 | 24 | 21 | 20 | 20 | 26 | 30 | 29 | 24 |
| Snow days | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 |
The largest precipitation sum in Kovilankulam is at