Grand Forks, ND Weather & Growing Conditions
Local forecast, frost dates, hardiness zone and planting guidance for Grand Forks, a city in Grand Forks County, North Dakota.
This Afternoon
72°F
Partly Sunny
Partly sunny, with a high near 72. South southeast wind around 13 mph.
7-day forecast for Grand Forks
| When | Temp | Forecast | Wind | Precip |
|---|---|---|---|---|
| This Afternoon | 72°F | Partly Sunny | 13 mph SSE | 2% |
| Tonight | 53°F | Mostly Cloudy | 3 to 12 mph SE | 3% |
| Saturday | 71°F | Mostly Cloudy | 2 to 14 mph NE | 8% |
| Saturday Night | 49°F | Mostly Cloudy | 8 to 14 mph NNE | 0% |
| Sunday | 68°F | Mostly Cloudy | 7 to 10 mph NE | 0% |
| Sunday Night | 45°F | Mostly Cloudy | 3 to 9 mph E | 0% |
| Monday | 69°F | Mostly Sunny | 3 to 8 mph SE | 0% |
| Monday Night | 43°F | Mostly Clear | 8 mph SE | 0% |
| Tuesday | 70°F | Sunny | 8 to 15 mph SSE | 0% |
| Tuesday Night | 48°F | Mostly Clear | 14 mph SSE | 2% |
| Wednesday | 71°F | Mostly Sunny | 13 to 17 mph SSE | 7% |
| Wednesday Night | 52°F | Mostly Cloudy | 12 to 15 mph SSE | 13% |
| Thursday | 74°F | Mostly Sunny | 13 mph S | 13% |
| Thursday Night | 54°F | Mostly Clear | 9 mph SSE | 7% |
Forecast source: National Weather Service (api.weather.gov) for Grand Forks (47.920, -97.087). Updated through the day.
Growing snapshot for Grand Forks
Last spring frost
May 10
First fall frost
Oct 1
Growing season
144 days
More local growing data for Grand Forks: nearby ZIP 58202 weather · frost dates · planting calendar · North Dakota frost dates
Nearby towns & communities
Climate data from the nearest NOAA station, Grand Forks Univ (Nws), Nd (1 mi from Grand Forks). Frost dates are 1991–2020 averages, not a forecast. Page updated Sep 18, 2026.