Average annual temperature is 28.1 °C
Absolute maximum temperature: 41.0 °C
Absolute minimum temperature: 16.2 °C
Number of sunny days: 132 days
Number of rainy days: 233 days
Look at detailed online map of Thiruvennainallur
* Weather data for Thiruvennainallur 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) | 30.2 | 34.4 | 36.8 | 39.9 | 39.1 | 41.0 | 38.8 | 39.6 | 35.4 | 36.2 | 32.3 | 31.8 |
| Average daytime temperature (°C) | 29.0 | 31.7 | 34.3 | 37.0 | 36.4 | 36.0 | 35.3 | 37.2 | 33.9 | 33.9 | 29.7 | 29.1 |
| Average temperature (°C) | 23.8 | 24.8 | 27.6 | 29.8 | 30.7 | 30.8 | 30.2 | 31.4 | 29.0 | 28.6 | 25.6 | 25.3 |
| Average night temperature (°C) | 19.3 | 19.1 | 22.5 | 24.2 | 26.1 | 26.6 | 26.2 | 26.7 | 25.2 | 24.2 | 22.9 | 22.1 |
| Absolute minimum temperature (°C) | 16.9 | 16.2 | 19.4 | 20.8 | 23.3 | 24.8 | 24.4 | 24.6 | 24.2 | 23.0 | 20.7 | 19.2 |
| 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 | 11.4 |
| 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) | 9.8 | 9.9 | 11.0 | 11.1 | 10.0 | 9.3 | 7.6 | 10.5 | 10.0 | 10.2 | 7.1 | 8.1 |
| Precipitation (mm) | 11 | 13 | 49 | 50 | 109 | 118 | 72 | 58 | 148 | 107 | 352 | 66 |
| Sunny days | 17 | 24 | 15 | 17 | 13 | 9 | 9 | 11 | 5 | 6 | 1 | 5 |
| Rainy days | 14 | 4 | 16 | 13 | 18 | 21 | 22 | 20 | 25 | 25 | 29 | 26 |
| Snow days | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 |
The largest precipitation sum in Thiruvennainallur is at