Finlayson, MN Weather & Growing Conditions
This Afternoon
63°F
Mostly Cloudy
Mostly cloudy, with a high near 63. Northeast wind around 5 mph.
7-day forecast
| When | Temp | Forecast | Wind | Precip |
|---|---|---|---|---|
| This Afternoon | 63°F | Mostly Cloudy | 5 mph NE | 3% |
| Tonight | 48°F | Mostly Cloudy | 0 to 5 mph NE | 2% |
| Sunday | 63°F | Mostly Cloudy | 5 to 10 mph NE | 2% |
| Sunday Night | 41°F | Mostly Cloudy | 5 to 10 mph NE | 0% |
| Monday | 63°F | Partly Sunny | 0 to 5 mph E | 0% |
| Monday Night | 37°F | Partly Cloudy | 0 to 5 mph NE | 1% |
| Tuesday | 64°F | Patchy Frost then Sunny | 0 to 5 mph E | 1% |
| Tuesday Night | 38°F | Mostly Clear | 0 to 5 mph E | 0% |
| Wednesday | 66°F | Sunny | 0 to 5 mph SE | 0% |
| Wednesday Night | 42°F | Mostly Clear | 0 to 5 mph E | 4% |
| Thursday | 67°F | Slight Chance Rain Showers | 0 to 5 mph SE | 21% |
| Thursday Night | 47°F | Slight Chance Rain Showers then Mostly Cloudy | 0 mph | 19% |
| Friday | 71°F | Partly Sunny | 0 to 5 mph SE | 8% |
| Friday Night | 50°F | Partly Cloudy | 0 mph | 6% |
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 Sep 19, 2026.