Average annual temperature is 28.1 °C
Absolute maximum temperature: 40.5 °C
Absolute minimum temperature: 16.7 °C
Number of sunny days: 132 days
Number of rainy days: 233 days
Look at detailed online map of Ayyampettai
* Weather data for Ayyampettai 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) | 30.5 | 34.4 | 36.9 | 39.5 | 39.3 | 40.5 | 37.9 | 38.9 | 35.0 | 35.4 | 32.2 | 31.7 |
| Average daytime temperature (°C) | 29.1 | 32.0 | 34.6 | 36.8 | 36.3 | 35.7 | 35.0 | 36.8 | 33.5 | 33.4 | 29.6 | 29.1 |
| Average temperature (°C) | 23.9 | 25.2 | 27.8 | 29.9 | 30.7 | 30.7 | 30.1 | 31.1 | 28.8 | 28.3 | 25.6 | 25.4 |
| Average night temperature (°C) | 19.4 | 19.4 | 22.7 | 24.2 | 26.0 | 26.7 | 26.3 | 26.6 | 25.1 | 24.1 | 22.9 | 22.2 |
| Absolute minimum temperature (°C) | 17.0 | 16.7 | 19.1 | 21.0 | 23.3 | 24.9 | 24.3 | 24.6 | 24.0 | 22.7 | 20.9 | 19.4 |
| 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) | 9.9 | 10.0 | 10.9 | 11.2 | 10.1 | 9.4 | 7.6 | 10.5 | 9.9 | 10.2 | 7.3 | 8.2 |
| Precipitation (mm) | 12 | 5 | 39 | 32 | 74 | 109 | 106 | 65 | 138 | 130 | 324 | 67 |
| Sunny days | 17 | 25 | 16 | 16 | 12 | 12 | 8 | 9 | 3 | 5 | 2 | 7 |
| Rainy days | 14 | 3 | 15 | 14 | 19 | 18 | 23 | 22 | 27 | 26 | 28 | 24 |
| Snow days | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 |
The largest precipitation sum in Ayyampettai is at