Average annual temperature is 28.0 °C
Absolute maximum temperature: 40.3 °C
Absolute minimum temperature: 18.6 °C
Number of sunny days: 96 days
Number of rainy days: 269 days
Look at detailed online map of Avattanikottai
* Weather data for Avattanikottai 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) | 32.0 | 33.1 | 35.8 | 38.3 | 38.3 | 40.3 | 39.4 | 39.6 | 36.1 | 34.9 | 31.1 | 32.5 |
| Average daytime temperature (°C) | 29.8 | 30.4 | 33.2 | 35.2 | 35.1 | 36.2 | 35.4 | 36.1 | 34.2 | 32.5 | 29.5 | 29.1 |
| Average temperature (°C) | 24.7 | 25.0 | 28.1 | 29.9 | 29.7 | 30.4 | 29.9 | 29.9 | 28.9 | 27.8 | 25.8 | 25.8 |
| Average night temperature (°C) | 20.5 | 20.5 | 23.9 | 25.7 | 26.1 | 26.8 | 26.4 | 26.1 | 25.6 | 24.5 | 23.3 | 23.2 |
| Absolute minimum temperature (°C) | 18.6 | 18.6 | 20.9 | 24.1 | 24.0 | 24.8 | 24.7 | 24.7 | 24.4 | 22.8 | 21.8 | 21.6 |
| 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 | 12.3 | 12.6 | 12.7 | 12.6 | 12.4 | 12.2 | 11.9 | 11.7 | 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) | 10.0 | 10.0 | 11.1 | 11.1 | 9.6 | 9.9 | 8.6 | 11.2 | 9.9 | 10.2 | 7.6 | 7.9 |
| Precipitation (mm) | 11 | 48 | 28 | 58 | 126 | 111 | 59 | 141 | 130 | 225 | 459 | 119 |
| Sunny days | 22 | 23 | 13 | 9 | 7 | 9 | 3 | 4 | 2 | 1 | 1 | 2 |
| Rainy days | 9 | 5 | 18 | 21 | 24 | 21 | 28 | 27 | 28 | 30 | 29 | 29 |
| Snow days | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 |
The largest precipitation sum in Avattanikottai is at