Average annual temperature is 27.6 °C
Absolute maximum temperature: 41.0 °C
Absolute minimum temperature: 16.2 °C
Number of sunny days: 108 days
Number of rainy days: 257 days
Look at detailed online map of Tiruchchunai
* Weather data for Tiruchchunai 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) | 32.0 | 34.2 | 37.7 | 39.5 | 39.0 | 41.0 | 39.1 | 39.8 | 36.0 | 36.9 | 31.3 | 32.0 |
| Average daytime temperature (°C) | 29.5 | 31.4 | 34.3 | 36.7 | 35.8 | 37.6 | 34.5 | 37.8 | 33.6 | 32.9 | 29.5 | 29.0 |
| Average temperature (°C) | 23.9 | 24.6 | 27.8 | 29.7 | 29.5 | 30.5 | 28.9 | 30.6 | 27.9 | 27.3 | 25.3 | 25.3 |
| Average night temperature (°C) | 19.1 | 18.6 | 22.3 | 24.0 | 24.7 | 25.3 | 24.6 | 25.1 | 24.1 | 23.2 | 22.5 | 22.2 |
| Absolute minimum temperature (°C) | 16.4 | 16.2 | 19.3 | 21.8 | 23.3 | 24.0 | 23.5 | 23.1 | 23.0 | 21.9 | 20.9 | 20.4 |
| 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 | 12.4 | 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) | 10.2 | 10.0 | 10.9 | 10.9 | 9.6 | 9.4 | 8.5 | 10.7 | 9.5 | 9.9 | 8.1 | 8.3 |
| Precipitation (mm) | 16 | 37 | 49 | 51 | 139 | 118 | 75 | 94 | 145 | 200 | 331 | 69 |
| Sunny days | 21 | 23 | 14 | 11 | 10 | 4 | 2 | 9 | 2 | 3 | 1 | 8 |
| Rainy days | 10 | 5 | 17 | 19 | 21 | 26 | 29 | 22 | 28 | 28 | 29 | 23 |
| Snow days | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 |
The largest precipitation sum in Tiruchchunai is at