Average annual temperature is 27.0 °C
Absolute maximum temperature: 39.3 °C
Absolute minimum temperature: 15.9 °C
Number of sunny days: 109 days
Number of rainy days: 256 days
Look at detailed online map of Pillaiyārnattam
* Weather data for Pillaiyārnattam 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) | 30.6 | 33.3 | 37.3 | 39.1 | 38.2 | 39.3 | 37.5 | 38.9 | 36.1 | 35.6 | 31.4 | 32.2 |
| Average daytime temperature (°C) | 29.2 | 30.3 | 33.6 | 35.9 | 35.1 | 36.8 | 34.5 | 36.9 | 33.3 | 31.9 | 28.7 | 28.7 |
| Average temperature (°C) | 23.2 | 23.8 | 27.1 | 28.9 | 28.8 | 30.0 | 29.0 | 30.0 | 27.4 | 26.5 | 24.5 | 24.5 |
| Average night temperature (°C) | 18.2 | 18.0 | 21.6 | 23.0 | 24.2 | 25.3 | 25.0 | 24.9 | 23.6 | 22.4 | 21.6 | 21.3 |
| Absolute minimum temperature (°C) | 15.9 | 16.2 | 17.9 | 21.1 | 23.1 | 22.8 | 22.6 | 23.4 | 22.0 | 21.5 | 20.2 | 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) | 11.6 | 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) | 9.9 | 10.1 | 10.9 | 10.8 | 9.5 | 9.7 | 8.6 | 10.9 | 9.1 | 10.0 | 7.7 | 7.8 |
| Precipitation (mm) | 12 | 26 | 27 | 44 | 152 | 63 | 65 | 123 | 177 | 133 | 294 | 53 |
| Sunny days | 19 | 22 | 11 | 13 | 8 | 4 | 9 | 12 | 0 | 3 | 1 | 7 |
| Rainy days | 12 | 6 | 20 | 17 | 23 | 26 | 22 | 19 | 30 | 28 | 29 | 24 |
| Snow days | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 |
The largest precipitation sum in Pillaiyārnattam is at