Fairmont, MN Weather & Growing Conditions
This Afternoon
47°F
Light Rain
Rain. Cloudy, with a high near 47. West wind around 15 mph. Chance of precipitation is 80%.
7-day forecast
| When | Temp | Forecast | Wind | Precip |
|---|---|---|---|---|
| This Afternoon | 47°F | Light Rain | 15 mph W | 77% |
| Tonight | 38°F | Light Rain | 15 to 20 mph NW | 83% |
| Thursday | 45°F | Cloudy | 15 to 20 mph NNW | 12% |
| Thursday Night | 30°F | Mostly Cloudy | 5 to 10 mph N | 0% |
| Friday | 44°F | Patchy Fog then Mostly Sunny | 0 to 5 mph NNE | 0% |
| Friday Night | 27°F | Partly Cloudy then Patchy Fog | 0 to 5 mph SSE | 0% |
| Saturday | 50°F | Mostly Sunny | 5 to 10 mph SSW | 0% |
| Saturday Night | 33°F | Mostly Clear | 5 mph WSW | 0% |
| Sunday | 57°F | Sunny | 5 mph WSW | 0% |
| Sunday Night | 36°F | Clear | 5 to 10 mph SW | 0% |
| Monday | 63°F | Sunny | 5 to 10 mph WSW | 0% |
| Monday Night | 36°F | Mostly Clear | 5 mph WNW | 0% |
| Tuesday | 56°F | Mostly Sunny | 5 mph NNW | 0% |
| Tuesday Night | 36°F | Partly Cloudy | 5 mph NW | 1% |
Forecast source: National Weather Service (api.weather.gov). Updated through the day.
Growing snapshot for Fairmont, MN
Last spring frost
Apr 25
First fall frost
Oct 14
Growing season
171 days
Hardiness zone
5a
Explore more for Fairmont, MN: full frost dates · planting calendar · Minnesota frost dates
Climate data from the nearest NOAA station, Fairmont, Mn (1.2 mi). Frost dates are 1991–2020 averages, not a forecast. Page updated Nov 5, 2026.