Average annual temperature is 28.0 °C
Absolute maximum temperature: 40.4 °C
Absolute minimum temperature: 20.2 °C
Number of sunny days: 107 days
Number of rainy days: 258 days
Look at detailed online map of Koliyankulam
* Weather data for Koliyankulam 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) | 34.4 | 35.2 | 36.1 | 37.9 | 40.4 | 37.6 | 38.1 | 39.6 | 35.4 | 35.1 | 32.9 | 32.7 |
| Average daytime temperature (°C) | 32.3 | 32.8 | 34.2 | 34.6 | 35.1 | 35.7 | 33.7 | 37.1 | 32.1 | 31.3 | 30.1 | 29.5 |
| Average temperature (°C) | 26.2 | 26.5 | 28.5 | 29.2 | 29.9 | 30.1 | 28.7 | 30.2 | 27.5 | 26.8 | 26.0 | 26.2 |
| Average night temperature (°C) | 22.6 | 22.3 | 24.2 | 24.8 | 26.2 | 26.3 | 25.0 | 25.3 | 24.4 | 23.6 | 23.3 | 23.8 |
| Absolute minimum temperature (°C) | 21.4 | 20.2 | 22.9 | 23.3 | 24.0 | 24.5 | 23.3 | 24.3 | 23.5 | 22.6 | 22.5 | 23.1 |
| 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) | 11.7 | 11.9 | 12.1 | 12.3 | 12.5 | 12.6 | 12.5 | 12.4 | 12.2 | 11.9 | 11.7 | 11.7 |
| 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) | 10.5 | 10.4 | 11.2 | 10.9 | 10.0 | 11.1 | 9.3 | 11.5 | 9.5 | 9.5 | 8.7 | 8.8 |
| Precipitation (mm) | 20 | 51 | 40 | 106 | 67 | 10 | 73 | 42 | 75 | 160 | 323 | 611 |
| Sunny days | 26 | 22 | 4 | 3 | 7 | 13 | 11 | 13 | 2 | 0 | 1 | 5 |
| Rainy days | 5 | 6 | 27 | 27 | 24 | 17 | 20 | 18 | 28 | 31 | 29 | 26 |
| Snow days | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 |
The largest precipitation sum in Koliyankulam is at