Average annual temperature is 28.1 °C
Absolute maximum temperature: 40.6 °C
Absolute minimum temperature: 17.8 °C
Number of sunny days: 154 days
Number of rainy days: 211 days
Look at detailed online map of Kottanūr
* Weather data for Kottanūr 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) | 33.3 | 36.6 | 38.6 | 40.6 | 39.5 | 38.3 | 35.6 | 38.3 | 36.6 | 40.0 | 34.2 | 33.0 |
| Average daytime temperature (°C) | 32.1 | 34.2 | 36.4 | 37.7 | 36.3 | 35.7 | 32.7 | 36.3 | 34.4 | 34.1 | 30.7 | 31.0 |
| Average temperature (°C) | 25.4 | 26.7 | 29.3 | 30.8 | 30.0 | 29.5 | 27.5 | 29.4 | 28.3 | 28.2 | 25.9 | 26.2 |
| Average night temperature (°C) | 19.6 | 19.8 | 23.1 | 25.2 | 25.6 | 25.5 | 24.3 | 25.0 | 24.6 | 23.7 | 22.3 | 21.9 |
| Absolute minimum temperature (°C) | 17.8 | 18.0 | 19.3 | 23.7 | 23.3 | 23.9 | 23.1 | 24.3 | 23.8 | 22.4 | 20.2 | 18.6 |
| 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 | 12.4 | 12.6 | 12.7 | 12.7 | 12.5 | 12.2 | 11.9 | 11.6 | 11.5 |
| 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) | 9.8 | 10.3 | 11.2 | 11.1 | 9.9 | 10.1 | 9.0 | 11.1 | 10.1 | 10.4 | 9.2 | 8.2 |
| Precipitation (mm) | 1 | 23 | 32 | 46 | 48 | 20 | 91 | 38 | 41 | 199 | 259 | 35 |
| Sunny days | 27 | 25 | 19 | 14 | 4 | 9 | 7 | 19 | 2 | 10 | 6 | 12 |
| Rainy days | 4 | 3 | 12 | 16 | 27 | 21 | 24 | 12 | 28 | 21 | 24 | 19 |
| Snow days | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 |
The largest precipitation sum in Kottanūr is at