Grand Forks AFB, ND Weather & Growing Conditions
Overnight
52°F
Patchy Fog
Patchy fog. Mostly cloudy. Low around 52, with temperatures rising to around 59 overnight. East southeast wind around 3 mph.
7-day forecast
| When | Temp | Forecast | Wind | Precip |
|---|---|---|---|---|
| Overnight | 52°F | Patchy Fog | 3 mph ESE | 1% |
| Saturday | 69°F | Patchy Fog then Mostly Cloudy | 1 to 16 mph NE | 6% |
| Saturday Night | 46°F | Mostly Cloudy | 9 to 16 mph NNE | 2% |
| Sunday | 66°F | Mostly Cloudy | 10 mph NE | 0% |
| Sunday Night | 42°F | Mostly Cloudy | 1 to 9 mph ENE | 0% |
| Monday | 68°F | Sunny | 1 to 8 mph ESE | 0% |
| Monday Night | 41°F | Mostly Clear | 7 mph SSE | 1% |
| Tuesday | 68°F | Sunny | 7 to 20 mph SSE | 1% |
| Tuesday Night | 46°F | Mostly Clear | 16 mph SSE | 1% |
| Wednesday | 70°F | Mostly Sunny | 16 to 22 mph SSE | 8% |
| Wednesday Night | 50°F | Slight Chance Rain Showers | 10 to 17 mph SSE | 15% |
| Thursday | 72°F | Mostly Sunny | 10 to 16 mph SSE | 12% |
| Thursday Night | 53°F | Partly Cloudy | 13 mph SSE | 12% |
| Friday | 74°F | Mostly Sunny | 12 to 20 mph S | 8% |
Forecast source: National Weather Service (api.weather.gov). Updated through the day.
Growing snapshot for Grand Forks AFB, ND
Last spring frost
May 11
First fall frost
Sep 28
Growing season
139 days
Hardiness zone
4a
Explore more for Grand Forks AFB, ND: full frost dates · planting calendar · North Dakota frost dates
Climate data from the nearest NOAA station, Larimore 4Sw, Nd (10.5 mi). Frost dates are 1991–2020 averages, not a forecast. Page updated Sep 19, 2026.