Fairmount, MN Weather & Growing Conditions
Tonight
52°F
Cloudy then Patchy Fog
Patchy fog after 1am. Cloudy. Low around 52, with temperatures rising to around 55 overnight. East northeast wind 7 to 13 mph. New rainfall amounts less than a tenth of an inch possible.
7-day forecast
| When | Temp | Forecast | Wind | Precip |
|---|---|---|---|---|
| Tonight | 52°F | Cloudy then Patchy Fog | 7 to 13 mph ENE | 11% |
| Saturday | 68°F | Patchy Fog then Mostly Cloudy | 7 to 10 mph NE | 9% |
| Saturday Night | 51°F | Mostly Cloudy | 6 to 9 mph NNE | 1% |
| Sunday | 69°F | Mostly Cloudy | 7 to 12 mph ENE | 0% |
| Sunday Night | 46°F | Cloudy | 8 mph E | 8% |
| Monday | 66°F | Partly Sunny | 7 mph E | 8% |
| Monday Night | 43°F | Partly Cloudy | 6 mph ESE | 1% |
| Tuesday | 68°F | Mostly Sunny | 5 to 13 mph SE | 1% |
| Tuesday Night | 45°F | Partly Cloudy | 10 mph SSE | 4% |
| Wednesday | 69°F | Mostly Sunny | 9 to 17 mph SSE | 12% |
| Wednesday Night | 49°F | Slight Chance Rain Showers | 12 mph SSE | 24% |
| Thursday | 73°F | Slight Chance Rain Showers then Partly Sunny | 10 mph SSE | 24% |
| Thursday Night | 51°F | Partly Cloudy | 8 mph SE | 10% |
| Friday | 74°F | Mostly Sunny | 6 to 14 mph SSE | 10% |
Forecast source: National Weather Service (api.weather.gov). Updated through the day.
Growing snapshot for Fairmount, MN
Last spring frost
May 4
First fall frost
Oct 3
Growing season
152 days
Hardiness zone
4a
Explore more for Fairmount, MN: full frost dates · planting calendar · Minnesota frost dates
Climate data from the nearest NOAA station, Victor 4 N, Sd (10.9 mi). Frost dates are 1991–2020 averages, not a forecast. Page updated Sep 19, 2026.