Roseau, MN Weather & Growing Conditions
This Afternoon
66°F
Mostly Cloudy
Mostly cloudy. High near 66, with temperatures falling to around 64 in the afternoon. North wind around 10 mph.
7-day forecast
| When | Temp | Forecast | Wind | Precip |
|---|---|---|---|---|
| This Afternoon | 66°F | Mostly Cloudy | 10 mph N | 11% |
| Tonight | 47°F | Mostly Cloudy | 9 mph NNE | 8% |
| Sunday | 63°F | Partly Sunny | 6 to 9 mph NE | 1% |
| Sunday Night | 42°F | Mostly Cloudy | 5 to 8 mph E | 0% |
| Monday | 65°F | Mostly Sunny | 7 mph SE | 0% |
| Monday Night | 38°F | Mostly Clear | 7 mph SSE | 0% |
| Tuesday | 65°F | Sunny | 7 to 13 mph SSE | 0% |
| Tuesday Night | 42°F | Mostly Clear | 12 mph SSE | 0% |
| Wednesday | 66°F | Sunny | 13 to 17 mph SSE | 1% |
| Wednesday Night | 48°F | Partly Cloudy | 12 to 15 mph SSE | 12% |
| Thursday | 67°F | Chance Rain Showers | 15 mph SSE | 30% |
| Thursday Night | 52°F | Chance Rain Showers then Mostly Cloudy | 12 mph S | 26% |
| Friday | 72°F | Partly Sunny | 8 to 13 mph S | 6% |
| Friday Night | 55°F | Partly Cloudy | 10 to 15 mph SSE | 13% |
Forecast source: National Weather Service (api.weather.gov). Updated through the day.
Growing snapshot for Roseau, MN
Last spring frost
May 20
First fall frost
Sep 17
Growing season
118 days
Hardiness zone
3b
Explore more for Roseau, MN: full frost dates · planting calendar · Minnesota frost dates
Climate data from the nearest NOAA station, Goodridge 12 Nnw, Mn (22.5 mi). Frost dates are 1991–2020 averages, not a forecast. Page updated Sep 20, 2026.