Average annual temperature is 28.5 °C
Absolute maximum temperature: 41.1 °C
Absolute minimum temperature: 18.0 °C
Number of sunny days: 90 days
Number of rainy days: 275 days
Look at detailed online map of Ponnālamkottai
* Weather data for Ponnālamkottai 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) | 32.4 | 34.7 | 37.4 | 39.7 | 39.7 | 41.1 | 39.7 | 40.4 | 37.5 | 36.1 | 32.1 | 32.7 |
| Average daytime temperature (°C) | 30.2 | 31.5 | 34.3 | 36.5 | 36.1 | 38.5 | 36.8 | 38.0 | 35.6 | 33.3 | 30.3 | 29.6 |
| Average temperature (°C) | 25.0 | 25.5 | 28.4 | 30.0 | 30.1 | 31.4 | 30.6 | 30.6 | 29.5 | 28.2 | 26.0 | 26.1 |
| Average night temperature (°C) | 20.8 | 20.6 | 23.7 | 25.2 | 25.9 | 27.2 | 26.5 | 26.3 | 25.8 | 24.5 | 23.3 | 23.3 |
| Absolute minimum temperature (°C) | 18.8 | 18.0 | 21.1 | 23.9 | 23.9 | 25.1 | 24.5 | 24.2 | 24.7 | 22.9 | 22.5 | 21.8 |
| 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) | 9.8 | 10.1 | 11.1 | 11.1 | 9.3 | 9.7 | 8.8 | 11.1 | 10.0 | 10.0 | 7.2 | 7.7 |
| Precipitation (mm) | 13 | 47 | 28 | 40 | 121 | 66 | 41 | 151 | 120 | 219 | 401 | 132 |
| Sunny days | 20 | 20 | 11 | 11 | 8 | 4 | 4 | 4 | 2 | 2 | 1 | 3 |
| Rainy days | 11 | 8 | 20 | 19 | 23 | 26 | 27 | 27 | 28 | 29 | 29 | 28 |
| Snow days | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 |
The largest precipitation sum in Ponnālamkottai is at