Average annual temperature is 13.1 °C
Absolute maximum temperature: 35.4 °C
Absolute minimum temperature: -12.5 °C
Number of sunny days: 177 days
Number of rainy days: 184 days
Number of snow days: 4 days
Look at detailed online map of Fortuna
* Weather data for Fortuna United States is based on climate observations for 2026 year
| Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec | |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Absolute maximum temperature (°C) | 18.4 | 18.3 | 18.3 | 30.1 | 29.9 | 35.4 | 34.5 | 31.4 | 34.9 | 27.5 | 20.9 | 16.0 |
| Average daytime temperature (°C) | 8.8 | 9.5 | 11.0 | 19.6 | 22.8 | 27.0 | 30.5 | 28.2 | 24.8 | 19.9 | 11.5 | 9.1 |
| Average temperature (°C) | 4.8 | 4.1 | 5.4 | 13.1 | 15.9 | 20.6 | 24.7 | 23.0 | 19.7 | 14.5 | 6.4 | 4.9 |
| Average night temperature (°C) | 1.5 | -0.2 | 0.5 | 8.0 | 9.5 | 15.0 | 20.1 | 18.7 | 15.7 | 10.2 | 2.2 | 1.5 |
| Absolute minimum temperature (°C) | -4.9 | -12.5 | -5.0 | -0.2 | 4.5 | 10.7 | 16.8 | 14.8 | 10.3 | 4.8 | -5.1 | -4.6 |
| 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 | 15.0 | 14.0 | 14.0 | 13.0 | 11.0 | 10.0 | 9.0 |
| Daylight mean duration (h) | 9.7 | 10.7 | 11.9 | 13.3 | 14.4 | 15.0 | 14.7 | 13.7 | 12.5 | 11.1 | 10.0 | 9.4 |
| Daylight minimum duration (h) | 9.0 | 10.0 | 11.0 | 12.0 | 13.0 | 14.0 | 14.0 | 13.0 | 11.0 | 10.0 | 9.0 | 9.0 |
| Sunshine mean duration (h) | 4.5 | 6.9 | 7.5 | 9.0 | 11.5 | 10.7 | 11.5 | 10.2 | 8.2 | 8.2 | 7.7 | 4.8 |
| Precipitation (mm) | 105 | 49 | 83 | 138 | 51 | 117 | 133 | 98 | 181 | 37 | 72 | 174 |
| Sunny days | 12 | 16 | 12 | 14 | 19 | 14 | 10 | 12 | 14 | 19 | 19 | 16 |
| Rainy days | 19 | 10 | 18 | 16 | 12 | 16 | 21 | 19 | 16 | 12 | 10 | 15 |
| Snow days | 0 | 2 | 1 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 1 | 0 |
The best time to visit Fortuna during the most sunny months:
The largest precipitation sum in Fortuna is at