Average annual temperature is 28.7 °C
Absolute maximum temperature: 40.9 °C
Absolute minimum temperature: 18.4 °C
Number of sunny days: 93 days
Number of rainy days: 272 days
Look at detailed online map of Kottānkulam
* Weather data for Kottānkulam 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) | 34.5 | 36.7 | 37.3 | 38.6 | 39.8 | 40.9 | 40.0 | 40.8 | 37.1 | 34.8 | 32.7 | 32.7 |
| Average daytime temperature (°C) | 32.1 | 33.2 | 35.1 | 35.8 | 35.6 | 38.5 | 37.4 | 37.7 | 34.7 | 32.6 | 30.8 | 29.8 |
| Average temperature (°C) | 25.9 | 26.3 | 28.9 | 30.0 | 30.0 | 31.8 | 31.0 | 30.7 | 29.5 | 27.8 | 26.2 | 26.2 |
| Average night temperature (°C) | 21.1 | 21.0 | 24.1 | 25.3 | 26.2 | 27.2 | 26.8 | 26.4 | 25.7 | 24.2 | 23.2 | 23.3 |
| Absolute minimum temperature (°C) | 19.0 | 18.4 | 21.3 | 23.6 | 24.2 | 26.3 | 24.6 | 24.6 | 24.3 | 22.7 | 22.6 | 21.5 |
| 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 | 11.8 | 12.1 | 12.3 | 12.5 | 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) | 9.9 | 10.1 | 11.0 | 11.1 | 9.7 | 10.1 | 9.2 | 11.2 | 10.4 | 9.8 | 7.8 | 8.2 |
| Precipitation (mm) | 18 | 48 | 40 | 78 | 105 | 45 | 51 | 79 | 131 | 223 | 387 | 149 |
| Sunny days | 21 | 20 | 14 | 12 | 8 | 2 | 4 | 5 | 0 | 1 | 1 | 5 |
| Rainy days | 10 | 8 | 17 | 18 | 23 | 28 | 27 | 26 | 30 | 30 | 29 | 26 |
| Snow days | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 |
The largest precipitation sum in Kottānkulam is at