Blackduck, MN Weather & Growing Conditions
Today
71°F
Sunny
Sunny, with a high near 71. West northwest wind around 12 mph.
7-day forecast
| When | Temp | Forecast | Wind | Precip |
|---|---|---|---|---|
| Today | 71°F | Sunny | 12 mph WNW | 0% |
| Tonight | 48°F | Mostly Clear | 1 to 8 mph WSW | 0% |
| Wednesday | 77°F | Sunny | 2 to 7 mph SW | 0% |
| Wednesday Night | 59°F | Partly Cloudy then Slight Chance Rain Showers | 6 mph SSW | 15% |
| Thursday | 82°F | Slight Chance Rain Showers then Sunny | 6 to 9 mph SW | 15% |
| Thursday Night | 59°F | Mostly Clear | 2 to 7 mph SW | 10% |
| Friday | 82°F | Sunny | 3 to 8 mph W | 9% |
| Friday Night | 55°F | Mostly Clear | 1 to 7 mph WNW | 12% |
| Saturday | 80°F | Mostly Sunny | 1 to 7 mph SW | 14% |
| Saturday Night | 55°F | Slight Chance Rain Showers | 1 to 6 mph N | 20% |
| Sunday | 79°F | Mostly Sunny | 2 to 6 mph N | 12% |
| Sunday Night | 56°F | Partly Cloudy then Slight Chance Showers And Thunderstorms | 1 to 5 mph N | 17% |
| Monday | 77°F | Slight Chance Showers And Thunderstorms | 1 to 6 mph N | 17% |
| Monday Night | 56°F | Slight Chance Rain Showers | 1 to 5 mph N | 15% |
Forecast source: National Weather Service (api.weather.gov). Updated through the day.
Growing snapshot for Blackduck, MN
Last spring frost
May 24
First fall frost
Sep 17
Growing season
115 days
Hardiness zone
3b
Explore more for Blackduck, MN: full frost dates · planting calendar · Minnesota frost dates
Climate data from the nearest NOAA station, Blackduck, Mn (4.7 mi). Frost dates are 1991–2020 averages, not a forecast. Page updated Aug 4, 2026.