Average annual temperature is 26.5 °C
Absolute maximum temperature: 40.0 °C
Absolute minimum temperature: 17.8 °C
Number of sunny days: 61 days
Number of rainy days: 304 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) | 35.6 | 39.3 | 40.0 | 38.4 | 34.9 | 32.4 | 31.5 | 32.6 | 30.7 | 32.3 | 32.4 | 34.5 |
| Average daytime temperature (°C) | 33.4 | 35.1 | 36.9 | 35.1 | 32.1 | 30.5 | 29.1 | 31.1 | 28.3 | 30.4 | 30.7 | 31.4 |
| Average temperature (°C) | 26.0 | 26.7 | 28.5 | 28.1 | 27.3 | 26.4 | 25.6 | 26.7 | 25.0 | 25.7 | 25.9 | 26.5 |
| Average night temperature (°C) | 20.0 | 19.9 | 23.3 | 23.9 | 24.6 | 23.8 | 23.4 | 23.7 | 23.1 | 23.0 | 22.5 | 22.7 |
| Absolute minimum temperature (°C) | 17.8 | 17.9 | 20.6 | 22.3 | 23.3 | 23.1 | 22.3 | 22.3 | 22.8 | 22.2 | 21.5 | 19.7 |
| 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) | 10.2 | 10.5 | 11.0 | 10.2 | 7.9 | 8.7 | 7.6 | 10.3 | 5.3 | 8.0 | 8.1 | 9.0 |
| Precipitation (mm) | 51 | 26 | 104 | 174 | 278 | 365 | 392 | 158 | 700 | 620 | 459 | 274 |
| Sunny days | 21 | 22 | 7 | 1 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 10 |
| Rainy days | 10 | 6 | 24 | 29 | 31 | 30 | 31 | 31 | 30 | 31 | 30 | 21 |
| Snow days | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 |
The largest precipitation sum in Kottayam is at