Flensburg, MN Weather & Growing Conditions
Today
73°F
Patchy Smoke then Mostly Sunny
Patchy smoke before 10am. Mostly sunny, with a high near 73. Northwest wind around 10 mph.
7-day forecast
| When | Temp | Forecast | Wind | Precip |
|---|---|---|---|---|
| Today | 73°F | Patchy Smoke then Mostly Sunny | 10 mph NW | 0% |
| Tonight | 52°F | Mostly Clear | 0 to 10 mph WSW | 0% |
| Wednesday | 78°F | Sunny | 0 to 10 mph SW | 0% |
| Wednesday Night | 58°F | Partly Cloudy | 5 to 10 mph SW | 2% |
| Thursday | 84°F | Sunny | 10 to 15 mph SSW | 4% |
| Thursday Night | 62°F | Mostly Clear | 5 to 15 mph SSW | 5% |
| Friday | 86°F | Sunny | 5 to 10 mph SW | 9% |
| Friday Night | 59°F | Slight Chance Showers And Thunderstorms | 0 to 10 mph SSW | 19% |
| Saturday | 85°F | Slight Chance Showers And Thunderstorms | 0 to 10 mph SW | 18% |
| Saturday Night | 61°F | Slight Chance Showers And Thunderstorms then Chance Showers And Thunderstorms | 5 to 10 mph NE | 38% |
| Sunday | 83°F | Chance Showers And Thunderstorms then Sunny | 5 to 10 mph N | 30% |
| Sunday Night | 61°F | Partly Cloudy | 0 to 10 mph NE | 14% |
| Monday | 82°F | Slight Chance Rain Showers | 0 to 10 mph NNE | 15% |
| Monday Night | 60°F | Slight Chance Rain Showers then Slight Chance Showers And Thunderstorms | 0 to 10 mph NNE | 17% |
Forecast source: National Weather Service (api.weather.gov). Updated through the day.
Growing snapshot for Flensburg, MN
Last spring frost
May 4
First fall frost
Oct 5
Growing season
151 days
Hardiness zone
4a
Explore more for Flensburg, MN: full frost dates · planting calendar · Minnesota frost dates
Climate data from the nearest NOAA station, Little Falls 2Nne, Mn (9.2 mi). Frost dates are 1991–2020 averages, not a forecast. Page updated Aug 4, 2026.