Average annual temperature is 28.3 °C
Absolute maximum temperature: 40.3 °C
Absolute minimum temperature: 17.3 °C
Number of sunny days: 121 days
Number of rainy days: 244 days
Look at detailed online map of Nāchchiyārpettai
* Weather data for Nāchchiyārpettai 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) | 30.8 | 34.8 | 36.9 | 40.0 | 39.2 | 40.3 | 38.4 | 39.4 | 36.1 | 37.3 | 32.0 | 32.0 |
| Average daytime temperature (°C) | 29.4 | 31.9 | 34.3 | 37.2 | 36.5 | 36.1 | 35.1 | 36.7 | 34.4 | 34.4 | 29.6 | 29.2 |
| Average temperature (°C) | 24.1 | 25.1 | 27.7 | 30.0 | 30.7 | 31.0 | 30.2 | 31.0 | 29.3 | 28.9 | 25.7 | 25.5 |
| Average night temperature (°C) | 19.7 | 19.6 | 22.8 | 24.4 | 26.2 | 26.9 | 26.2 | 26.4 | 25.5 | 24.5 | 23.0 | 22.4 |
| Absolute minimum temperature (°C) | 17.3 | 17.4 | 19.7 | 21.5 | 23.7 | 25.1 | 24.4 | 24.5 | 24.5 | 22.9 | 20.7 | 19.6 |
| 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) | 11.5 | 11.8 | 12.1 | 12.4 | 12.7 | 12.8 | 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) | 9.7 | 9.7 | 10.9 | 11.0 | 9.9 | 9.6 | 7.8 | 10.7 | 9.6 | 10.2 | 7.0 | 7.7 |
| Precipitation (mm) | 6 | 30 | 36 | 45 | 119 | 74 | 61 | 79 | 135 | 126 | 450 | 99 |
| Sunny days | 18 | 23 | 17 | 16 | 13 | 6 | 8 | 11 | 2 | 3 | 1 | 3 |
| Rainy days | 13 | 5 | 14 | 14 | 18 | 24 | 23 | 20 | 28 | 28 | 29 | 28 |
| Snow days | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 |
The largest precipitation sum in Nāchchiyārpettai is at