Average annual temperature is 23.6 °C
Absolute maximum temperature: 34.3 °C
Absolute minimum temperature: 11.4 °C
Number of sunny days: 119 days
Number of rainy days: 246 days
Look at detailed online map of Kottaimālam
* Weather data for Kottaimālam 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) | 28.6 | 30.2 | 32.8 | 34.2 | 34.1 | 33.3 | 31.1 | 34.3 | 31.8 | 32.8 | 30.5 | 29.7 |
| Average daytime temperature (°C) | 26.5 | 28.8 | 30.5 | 31.9 | 31.3 | 31.2 | 28.6 | 32.1 | 30.5 | 30.0 | 28.0 | 27.5 |
| Average temperature (°C) | 20.0 | 21.7 | 23.8 | 25.2 | 25.0 | 25.4 | 24.0 | 25.1 | 23.9 | 23.9 | 22.6 | 22.1 |
| Average night temperature (°C) | 13.9 | 14.0 | 17.3 | 19.2 | 20.2 | 20.4 | 20.7 | 19.7 | 19.5 | 19.0 | 18.6 | 17.8 |
| Absolute minimum temperature (°C) | 11.4 | 12.8 | 14.2 | 17.5 | 18.6 | 18.6 | 19.1 | 18.6 | 18.0 | 17.7 | 14.6 | 14.5 |
| 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) | 11.5 | 11.8 | 12.1 | 12.4 | 12.7 | 12.8 | 12.7 | 12.5 | 12.2 | 11.9 | 11.6 | 11.4 |
| 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 | 10.8 | 11.1 | 11.3 | 9.7 | 9.8 | 7.8 | 10.9 | 9.3 | 10.6 | 9.3 | 8.9 |
| Precipitation (mm) | 3 | 7 | 34 | 21 | 110 | 80 | 96 | 78 | 146 | 89 | 110 | 27 |
| Sunny days | 22 | 26 | 17 | 15 | 4 | 3 | 3 | 6 | 0 | 10 | 6 | 7 |
| Rainy days | 9 | 2 | 14 | 15 | 27 | 27 | 28 | 25 | 30 | 21 | 24 | 24 |
| Snow days | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 |
The largest precipitation sum in Kottaimālam is at