Average annual temperature is 26.8 °C
Absolute maximum temperature: 39.9 °C
Absolute minimum temperature: 15.5 °C
Number of sunny days: 126 days
Number of rainy days: 239 days
Look at detailed online map of Theni
* Weather data for Theni 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) | 32.5 | 35.8 | 37.2 | 39.9 | 39.1 | 37.2 | 36.0 | 38.6 | 35.5 | 37.9 | 32.5 | 33.3 |
| Average daytime temperature (°C) | 31.1 | 32.8 | 34.9 | 36.0 | 35.4 | 35.0 | 31.9 | 36.0 | 32.6 | 32.7 | 29.5 | 29.4 |
| Average temperature (°C) | 24.2 | 25.1 | 27.4 | 28.6 | 28.6 | 28.9 | 27.2 | 28.7 | 26.9 | 26.4 | 24.6 | 24.7 |
| Average night temperature (°C) | 18.3 | 17.9 | 21.6 | 22.7 | 24.2 | 25.2 | 24.2 | 23.6 | 23.6 | 22.1 | 21.1 | 20.8 |
| Absolute minimum temperature (°C) | 15.5 | 16.3 | 20.0 | 21.0 | 22.6 | 23.8 | 22.8 | 21.9 | 22.1 | 20.7 | 18.2 | 18.1 |
| 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) | 10.4 | 10.4 | 11.2 | 11.0 | 9.8 | 10.6 | 8.6 | 11.3 | 9.0 | 10.0 | 9.0 | 8.8 |
| Precipitation (mm) | 28 | 36 | 68 | 88 | 83 | 20 | 98 | 39 | 65 | 196 | 260 | 91 |
| Sunny days | 25 | 24 | 13 | 11 | 3 | 10 | 9 | 10 | 7 | 0 | 3 | 11 |
| Rainy days | 6 | 4 | 18 | 19 | 28 | 20 | 22 | 21 | 23 | 31 | 27 | 20 |
| Snow days | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 |
The largest precipitation sum in Theni is at