Average annual temperature is 27.8 °C
Absolute maximum temperature: 40.2 °C
Absolute minimum temperature: 17.8 °C
Number of sunny days: 80 days
Number of rainy days: 285 days
Look at detailed online map of Semmadai
* Weather data for Semmadai 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) | 30.7 | 33.2 | 36.3 | 38.0 | 38.5 | 39.3 | 38.8 | 40.2 | 35.5 | 35.1 | 31.5 | 32.7 |
| Average daytime temperature (°C) | 29.5 | 30.7 | 33.4 | 35.4 | 35.1 | 36.2 | 35.5 | 36.2 | 33.7 | 32.5 | 29.6 | 29.0 |
| Average temperature (°C) | 24.3 | 24.7 | 27.7 | 29.5 | 29.7 | 30.3 | 29.9 | 29.8 | 28.6 | 27.6 | 25.7 | 25.7 |
| Average night temperature (°C) | 20.3 | 20.1 | 23.2 | 24.9 | 26.0 | 26.6 | 26.4 | 25.9 | 25.5 | 24.2 | 23.1 | 23.1 |
| Absolute minimum temperature (°C) | 17.9 | 17.8 | 20.7 | 22.5 | 23.7 | 24.3 | 24.7 | 24.6 | 24.0 | 22.8 | 21.2 | 21.2 |
| 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) | 11.6 | 11.8 | 12.1 | 12.4 | 12.6 | 12.7 | 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) | 10.0 | 10.0 | 10.9 | 11.1 | 9.6 | 9.7 | 8.2 | 11.1 | 9.9 | 10.1 | 7.1 | 7.6 |
| Precipitation (mm) | 12 | 69 | 60 | 51 | 116 | 74 | 42 | 108 | 197 | 236 | 490 | 136 |
| Sunny days | 20 | 21 | 12 | 6 | 7 | 3 | 3 | 5 | 0 | 1 | 0 | 2 |
| Rainy days | 11 | 7 | 19 | 24 | 24 | 27 | 28 | 26 | 30 | 30 | 30 | 29 |
| Snow days | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 |
The largest precipitation sum in Semmadai is at