Average annual temperature is 26.3 °C
Absolute maximum temperature: 37.7 °C
Absolute minimum temperature: 18.3 °C
Number of sunny days: 66 days
Number of rainy days: 299 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) | 33.9 | 37.7 | 37.4 | 36.8 | 34.2 | 32.6 | 30.3 | 31.7 | 31.3 | 31.9 | 32.8 | 33.7 |
| Average daytime temperature (°C) | 32.2 | 33.2 | 35.0 | 34.3 | 31.8 | 30.1 | 28.7 | 30.5 | 28.3 | 30.0 | 30.4 | 30.8 |
| Average temperature (°C) | 25.5 | 26.2 | 27.8 | 28.1 | 27.4 | 26.2 | 25.4 | 26.5 | 24.9 | 25.6 | 25.8 | 26.4 |
| Average night temperature (°C) | 20.4 | 20.9 | 23.0 | 24.1 | 24.5 | 23.6 | 23.2 | 23.5 | 22.9 | 23.0 | 22.9 | 22.7 |
| Absolute minimum temperature (°C) | 18.3 | 19.1 | 20.4 | 22.8 | 23.5 | 22.6 | 22.3 | 22.2 | 22.1 | 22.4 | 21.6 | 19.0 |
| 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 | 10.5 | 8.1 | 8.0 | 7.1 | 10.8 | 5.8 | 8.0 | 7.9 | 9.0 |
| Precipitation (mm) | 61 | 19 | 92 | 195 | 250 | 354 | 528 | 118 | 897 | 531 | 367 | 138 |
| Sunny days | 21 | 18 | 11 | 1 | 0 | 0 | 0 | 0 | 0 | 2 | 2 | 11 |
| Rainy days | 10 | 10 | 20 | 29 | 31 | 30 | 31 | 31 | 30 | 29 | 28 | 20 |
| Snow days | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 |
The largest precipitation sum in Kottayam is at