Average annual temperature is 20.0 °C
Absolute maximum temperature: 45.7 °C
Absolute minimum temperature: 1.0 °C
Number of sunny days: 309 days
Number of rainy days: 56 days
Look at detailed online map of Guermassa
* Weather data for Guermassa Tunisia is based on climate observations for 2026 year
| Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec | |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Absolute maximum temperature (°C) | 19.0 | 24.9 | 29.4 | 35.6 | 39.0 | 40.0 | 45.7 | 43.0 | 38.5 | 35.0 | 33.2 | 24.7 |
| Average daytime temperature (°C) | 14.6 | 15.8 | 21.4 | 24.5 | 27.1 | 32.6 | 39.4 | 33.8 | 31.1 | 29.3 | 22.8 | 15.9 |
| Average temperature (°C) | 9.9 | 11.1 | 15.9 | 18.2 | 20.7 | 25.8 | 32.5 | 27.5 | 25.5 | 23.5 | 17.7 | 11.7 |
| Average night temperature (°C) | 5.8 | 6.9 | 10.5 | 12.2 | 15.1 | 19.6 | 25.3 | 21.4 | 20.5 | 18.0 | 13.1 | 8.2 |
| Absolute minimum temperature (°C) | 1.0 | 3.9 | 5.0 | 7.8 | 11.7 | 14.1 | 20.1 | 17.9 | 16.8 | 15.2 | 7.0 | 5.7 |
| Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec | |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Daylight maximum duration (h) | 10.0 | 11.0 | 12.0 | 13.0 | 14.0 | 14.0 | 14.0 | 13.0 | 12.0 | 11.0 | 10.0 | 10.0 |
| Daylight mean duration (h) | 10.3 | 11.0 | 12.0 | 13.0 | 13.9 | 14.3 | 14.1 | 13.3 | 12.4 | 11.4 | 10.5 | 10.0 |
| Daylight minimum duration (h) | 10.0 | 10.0 | 11.0 | 12.0 | 13.0 | 14.0 | 13.0 | 12.0 | 11.0 | 10.0 | 10.0 | 9.0 |
| Sunshine mean duration (h) | 8.6 | 8.9 | 10.3 | 11.0 | 11.2 | 12.6 | 13.0 | 12.0 | 11.0 | 9.9 | 9.1 | 7.5 |
| Precipitation (mm) | 1 | 19 | 1 | 9 | 41 | 5 | 0 | 6 | 1 | 0 | 1 | 37 |
| Sunny days | 26 | 19 | 28 | 26 | 19 | 27 | 31 | 28 | 26 | 29 | 28 | 22 |
| Rainy days | 5 | 9 | 3 | 4 | 12 | 3 | 0 | 3 | 4 | 2 | 2 | 9 |
| Snow days | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 |
The largest precipitation sum in Guermassa is at