Average annual temperature is 28.1 °C
Absolute maximum temperature: 41.1 °C
Absolute minimum temperature: 16.7 °C
Number of sunny days: 125 days
Number of rainy days: 240 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) | 32.9 | 36.1 | 38.1 | 40.2 | 39.4 | 41.1 | 39.5 | 40.3 | 36.2 | 36.2 | 32.5 | 32.6 |
| Average daytime temperature (°C) | 30.9 | 32.9 | 35.2 | 37.2 | 36.0 | 38.3 | 35.4 | 37.9 | 33.6 | 32.7 | 30.1 | 30.1 |
| Average temperature (°C) | 24.9 | 25.8 | 28.4 | 30.1 | 29.6 | 31.0 | 29.2 | 30.5 | 27.9 | 27.3 | 25.7 | 26.0 |
| Average night temperature (°C) | 19.6 | 19.1 | 22.8 | 24.4 | 25.1 | 26.1 | 24.8 | 25.1 | 24.3 | 23.2 | 22.5 | 22.4 |
| Absolute minimum temperature (°C) | 17.8 | 16.7 | 19.4 | 23.2 | 23.5 | 24.5 | 23.6 | 24.0 | 23.3 | 21.8 | 20.8 | 20.5 |
| 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) | 10.1 | 10.3 | 10.9 | 10.7 | 9.7 | 9.7 | 8.4 | 10.9 | 9.4 | 9.9 | 8.8 | 9.0 |
| Precipitation (mm) | 4 | 22 | 39 | 98 | 136 | 59 | 98 | 143 | 135 | 207 | 282 | 59 |
| Sunny days | 27 | 24 | 14 | 13 | 10 | 6 | 6 | 10 | 4 | 2 | 2 | 7 |
| Rainy days | 4 | 4 | 17 | 17 | 21 | 24 | 25 | 21 | 26 | 29 | 28 | 24 |
| Snow days | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 |
The largest precipitation sum in Pillaiyārnattam is at