Average annual temperature is 27.3 °C
Absolute maximum temperature: 39.1 °C
Absolute minimum temperature: 15.1 °C
Number of sunny days: 153 days
Number of rainy days: 212 days
Look at detailed online map of Ammāpettai
* Weather data for Ammāpettai 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) | 31.0 | 34.3 | 36.4 | 39.1 | 38.3 | 38.7 | 36.5 | 37.5 | 35.2 | 36.2 | 32.0 | 32.4 |
| Average daytime temperature (°C) | 28.4 | 32.1 | 34.1 | 36.4 | 35.7 | 35.9 | 33.8 | 36.0 | 33.5 | 33.1 | 29.5 | 29.4 |
| Average temperature (°C) | 22.7 | 24.8 | 27.2 | 29.6 | 29.4 | 30.1 | 28.8 | 29.9 | 28.0 | 27.4 | 24.8 | 24.6 |
| Average night temperature (°C) | 17.1 | 17.8 | 21.0 | 23.3 | 24.9 | 26.0 | 25.1 | 25.2 | 24.3 | 22.7 | 21.4 | 20.4 |
| Absolute minimum temperature (°C) | 15.1 | 16.4 | 16.6 | 20.0 | 22.5 | 24.2 | 23.0 | 23.2 | 23.2 | 20.7 | 19.0 | 16.9 |
| 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 | 11.7 | 12.1 | 12.4 | 12.7 | 12.8 | 12.8 | 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) | 10.1 | 10.3 | 11.1 | 11.2 | 9.9 | 9.2 | 7.8 | 10.5 | 9.2 | 10.5 | 9.1 | 8.7 |
| Precipitation (mm) | 5 | 0 | 38 | 17 | 124 | 68 | 75 | 82 | 156 | 138 | 174 | 39 |
| Sunny days | 22 | 26 | 20 | 19 | 11 | 6 | 6 | 14 | 4 | 8 | 5 | 12 |
| Rainy days | 9 | 2 | 11 | 11 | 20 | 24 | 25 | 17 | 26 | 23 | 25 | 19 |
| Snow days | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 |
The largest precipitation sum in Ammāpettai is at