Finlayson, MN Weather & Growing Conditions
Today
74°F
Mostly Sunny
Mostly sunny, with a high near 74. Northwest wind 5 to 10 mph, with gusts as high as 20 mph.
7-day forecast
| When | Temp | Forecast | Wind | Precip |
|---|---|---|---|---|
| Today | 74°F | Mostly Sunny | 5 to 10 mph NW | 2% |
| Tonight | 49°F | Mostly Clear | 0 to 5 mph NW | 0% |
| Wednesday | 78°F | Sunny | 0 to 10 mph SW | 0% |
| Wednesday Night | 54°F | Partly Cloudy | 0 to 5 mph SW | 1% |
| Thursday | 83°F | Sunny | 5 to 10 mph SW | 4% |
| Thursday Night | 60°F | Mostly Clear | 5 to 10 mph SW | 9% |
| Friday | 85°F | Sunny | 5 to 10 mph SW | 11% |
| Friday Night | 58°F | Slight Chance Showers And Thunderstorms | 0 to 5 mph W | 24% |
| Saturday | 82°F | Mostly Sunny then Slight Chance Showers And Thunderstorms | 0 to 5 mph SW | 17% |
| Saturday Night | 58°F | Slight Chance Showers And Thunderstorms then Chance Showers And Thunderstorms | 0 to 5 mph N | 45% |
| Sunday | 79°F | Chance Showers And Thunderstorms | 0 to 5 mph N | 31% |
| Sunday Night | 57°F | Partly Cloudy then Slight Chance Showers And Thunderstorms | 0 to 5 mph N | 15% |
| Monday | 80°F | Slight Chance Showers And Thunderstorms | 0 to 5 mph N | 20% |
| Monday Night | 56°F | Slight Chance Rain Showers then Slight Chance Showers And Thunderstorms | 0 to 5 mph N | 18% |
Forecast source: National Weather Service (api.weather.gov). Updated through the day.
Growing snapshot for Finlayson, MN
Last spring frost
May 13
First fall frost
Sep 29
Growing season
137 days
Hardiness zone
4a
Explore more for Finlayson, MN: full frost dates · planting calendar · Minnesota frost dates
Climate data from the nearest NOAA station, Sandstone 6 W, Mn (6.7 mi). Frost dates are 1991–2020 averages, not a forecast. Page updated Aug 4, 2026.