Average annual temperature is 22.9 °C
Absolute maximum temperature: 48.9 °C
Absolute minimum temperature: -1.3 °C
Number of sunny days: 319 days
Number of rainy days: 46 days
Look at detailed online map of Fatnassa
* Weather data for Fatnassa 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) | 21.7 | 27.4 | 32.1 | 36.4 | 39.7 | 44.3 | 48.9 | 46.8 | 41.9 | 37.3 | 33.0 | 22.6 |
| Average daytime temperature (°C) | 17.4 | 18.9 | 25.0 | 27.9 | 29.7 | 36.4 | 43.3 | 38.2 | 35.0 | 31.9 | 24.7 | 18.3 |
| Average temperature (°C) | 11.5 | 13.4 | 18.9 | 21.4 | 23.9 | 29.6 | 36.0 | 32.1 | 29.4 | 25.8 | 18.9 | 13.1 |
| Average night temperature (°C) | 5.5 | 7.8 | 12.4 | 14.8 | 18.0 | 22.9 | 28.0 | 25.6 | 23.6 | 19.4 | 13.4 | 8.4 |
| Absolute minimum temperature (°C) | -1.3 | 2.7 | 6.4 | 9.7 | 13.4 | 16.9 | 24.1 | 24.2 | 20.0 | 15.9 | 6.1 | 4.7 |
| 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) | 10.2 | 11.0 | 12.0 | 13.0 | 13.9 | 14.4 | 14.1 | 13.4 | 12.4 | 11.3 | 10.4 | 10.0 |
| Daylight minimum duration (h) | 9.0 | 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) | 8.9 | 8.7 | 10.7 | 10.6 | 11.1 | 12.7 | 13.0 | 11.9 | 10.8 | 9.7 | 9.1 | 7.2 |
| Precipitation (mm) | 1 | 13 | 0 | 3 | 7 | 2 | 0 | 1 | 0 | 0 | 9 | 14 |
| Sunny days | 28 | 20 | 30 | 27 | 17 | 26 | 31 | 30 | 30 | 31 | 27 | 22 |
| Rainy days | 3 | 8 | 1 | 3 | 14 | 4 | 0 | 1 | 0 | 0 | 3 | 9 |
| Snow days | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 |
The largest precipitation sum in Fatnassa is at