Average annual temperature is 25.6 °C
Absolute maximum temperature: 39.0 °C
Absolute minimum temperature: 16.1 °C
Number of sunny days: 68 days
Number of rainy days: 297 days
Look at detailed online map of Kottayam
* Weather data for Kottayam 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) | 35.1 | 38.4 | 39.0 | 37.4 | 34.8 | 33.4 | 31.0 | 32.8 | 31.2 | 32.4 | 32.0 | 33.2 |
| Average daytime temperature (°C) | 33.1 | 34.6 | 36.2 | 35.0 | 31.9 | 30.2 | 28.8 | 30.9 | 28.0 | 30.1 | 30.3 | 30.8 |
| Average temperature (°C) | 24.9 | 25.8 | 27.4 | 27.3 | 26.3 | 25.4 | 24.7 | 25.8 | 24.1 | 24.8 | 25.1 | 25.5 |
| Average night temperature (°C) | 18.6 | 19.5 | 21.8 | 22.9 | 23.4 | 22.7 | 22.4 | 22.4 | 22.2 | 22.1 | 21.9 | 21.4 |
| Absolute minimum temperature (°C) | 16.1 | 18.0 | 18.6 | 21.2 | 22.0 | 21.7 | 21.6 | 19.5 | 21.6 | 21.1 | 19.9 | 17.4 |
| 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) | 10.3 | 10.5 | 11.0 | 10.2 | 7.8 | 8.2 | 6.9 | 10.7 | 5.5 | 8.1 | 7.9 | 8.9 |
| Precipitation (mm) | 29 | 20 | 89 | 191 | 357 | 401 | 427 | 165 | 933 | 583 | 294 | 166 |
| Sunny days | 25 | 23 | 9 | 1 | 0 | 0 | 0 | 0 | 0 | 1 | 0 | 9 |
| Rainy days | 6 | 5 | 22 | 29 | 31 | 30 | 31 | 31 | 30 | 30 | 30 | 22 |
| Snow days | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 |
The largest precipitation sum in Kottayam is at