Fortuna, ND Weather & Growing Conditions
Overnight
28°F
Mostly Clear
Mostly clear, with a low around 28. Southwest wind around 6 mph.
7-day forecast
| When | Temp | Forecast | Wind | Precip |
|---|---|---|---|---|
| Overnight | 28°F | Mostly Clear | 6 mph SW | 0% |
| Wednesday | 49°F | Sunny | 5 to 10 mph NW | 0% |
| Wednesday Night | 25°F | Partly Cloudy | 3 to 8 mph NE | 0% |
| Thursday | 44°F | Partly Sunny | 5 to 13 mph SE | 0% |
| Thursday Night | 29°F | Mostly Cloudy | 12 mph S | 0% |
| Friday | 50°F | Sunny | 10 to 14 mph SW | 0% |
| Friday Night | 32°F | Partly Cloudy | 9 to 16 mph SW | 0% |
| Saturday | 53°F | Mostly Sunny | 13 to 23 mph W | 0% |
| Saturday Night | 29°F | Partly Cloudy | 9 mph SW | 0% |
| Sunday | 57°F | Mostly Sunny | 7 to 17 mph SW | 0% |
| Sunday Night | 37°F | Mostly Cloudy | 13 to 16 mph W | 0% |
| Monday | 53°F | Mostly Sunny | 10 to 20 mph W | 0% |
| Monday Night | 30°F | Partly Cloudy | 8 mph W | 0% |
| Tuesday | 52°F | Mostly Sunny | 7 to 12 mph S | 2% |
Forecast source: National Weather Service (api.weather.gov). Updated through the day.
Growing snapshot for Fortuna, ND
Last spring frost
May 19
First fall frost
Sep 17
Growing season
121 days
Hardiness zone
3b
Explore more for Fortuna, ND: full frost dates · planting calendar · North Dakota frost dates
Climate data from the nearest NOAA station, Fortuna 1 W, Nd (2.9 mi). Frost dates are 1991–2020 averages, not a forecast. Page updated Nov 4, 2026.