Average annual temperature is 28.7 °C
Absolute maximum temperature: 41.6 °C
Absolute minimum temperature: 18.2 °C
Number of sunny days: 91 days
Number of rainy days: 274 days
Look at detailed online map of Pillaiyarnattam
* Weather data for Pillaiyarnattam 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) | 33.4 | 36.6 | 39.6 | 40.9 | 40.5 | 41.6 | 40.9 | 41.5 | 36.8 | 36.6 | 32.7 | 33.5 |
| Average daytime temperature (°C) | 31.0 | 33.0 | 36.0 | 37.7 | 37.0 | 39.1 | 37.0 | 38.9 | 35.1 | 33.6 | 30.7 | 30.2 |
| Average temperature (°C) | 25.4 | 26.2 | 29.0 | 30.4 | 30.2 | 31.8 | 30.8 | 31.2 | 29.0 | 27.9 | 26.1 | 26.4 |
| Average night temperature (°C) | 20.6 | 20.6 | 23.8 | 25.2 | 25.8 | 27.0 | 26.4 | 26.5 | 25.3 | 24.2 | 23.1 | 23.2 |
| Absolute minimum temperature (°C) | 18.2 | 18.5 | 21.1 | 23.8 | 23.9 | 25.5 | 24.3 | 24.8 | 24.0 | 22.6 | 22.5 | 21.5 |
| 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 | 11.6 |
| 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 | 10.9 | 10.7 | 9.4 | 9.6 | 8.8 | 11.0 | 9.8 | 9.3 | 7.7 | 8.3 |
| Precipitation (mm) | 12 | 34 | 47 | 68 | 105 | 44 | 74 | 127 | 137 | 246 | 357 | 124 |
| Sunny days | 23 | 20 | 12 | 7 | 4 | 5 | 6 | 3 | 2 | 1 | 0 | 8 |
| Rainy days | 8 | 8 | 19 | 23 | 27 | 25 | 25 | 28 | 28 | 30 | 30 | 23 |
| Snow days | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 |
The largest precipitation sum in Pillaiyarnattam is at