East Grand Forks, MN Weather & Growing Conditions
Today
70°F
Mostly Cloudy
Mostly cloudy. High near 70, with temperatures falling to around 68 in the afternoon. North wind 5 to 14 mph.
7-day forecast
| When | Temp | Forecast | Wind | Precip |
|---|---|---|---|---|
| Today | 70°F | Mostly Cloudy | 5 to 14 mph N | 9% |
| Tonight | 47°F | Mostly Cloudy | 8 to 14 mph NNE | 1% |
| Sunday | 66°F | Mostly Cloudy | 9 mph NE | 0% |
| Sunday Night | 43°F | Mostly Cloudy | 3 to 9 mph E | 0% |
| Monday | 69°F | Sunny | 3 to 7 mph SE | 0% |
| Monday Night | 42°F | Mostly Clear | 5 to 8 mph SE | 1% |
| Tuesday | 69°F | Sunny | 8 to 16 mph SSE | 1% |
| Tuesday Night | 46°F | Mostly Clear | 12 to 15 mph SSE | 1% |
| Wednesday | 70°F | Mostly Sunny | 14 to 20 mph SSE | 5% |
| Wednesday Night | 50°F | Partly Cloudy | 12 to 15 mph SSE | 14% |
| Thursday | 72°F | Partly Sunny | 10 to 15 mph SSE | 14% |
| Thursday Night | 54°F | Partly Cloudy | 12 mph SSE | 11% |
| Friday | 74°F | Mostly Sunny | 10 to 18 mph S | 9% |
| Friday Night | 56°F | Partly Cloudy then Slight Chance Rain Showers | 16 mph SSE | 15% |
Forecast source: National Weather Service (api.weather.gov). Updated through the day.
Growing snapshot for East Grand Forks, MN
Last spring frost
May 10
First fall frost
Oct 1
Growing season
144 days
Hardiness zone
4a
Explore more for East Grand Forks, MN: full frost dates · planting calendar · Minnesota frost dates
Climate data from the nearest NOAA station, Grand Forks Univ (Nws), Nd (7.6 mi). Frost dates are 1991–2020 averages, not a forecast. Page updated Sep 19, 2026.