Frost, MN Weather & Growing Conditions
Tonight
44°F
Light Rain
Rain and patchy fog. Cloudy, with a low around 44. Northwest wind around 15 mph. Chance of precipitation is 100%. New rainfall amounts between a quarter and half of an inch possible.
7-day forecast
| When | Temp | Forecast | Wind | Precip |
|---|---|---|---|---|
| Tonight | 44°F | Light Rain | 15 mph NW | 96% |
| Wednesday | 49°F | Light Rain | 15 mph WNW | 80% |
| Wednesday Night | 39°F | Light Rain | 15 mph WNW | 81% |
| Thursday | 47°F | Light Rain Likely | 15 mph NNW | 59% |
| Thursday Night | 33°F | Mostly Cloudy | 5 to 10 mph N | 12% |
| Friday | 46°F | Partly Sunny | 0 to 5 mph NNE | 0% |
| Friday Night | 29°F | Partly Cloudy | 0 mph | 0% |
| Saturday | 53°F | Mostly Sunny | 0 to 5 mph SW | 1% |
| Saturday Night | 34°F | Partly Cloudy | 5 mph W | 4% |
| Sunday | 57°F | Sunny | 5 to 10 mph W | 5% |
| Sunday Night | 36°F | Mostly Clear | 5 to 10 mph SW | 1% |
| Monday | 60°F | Mostly Sunny | 5 to 10 mph WSW | 0% |
| Monday Night | 37°F | Mostly Clear | 5 mph WNW | 1% |
| Tuesday | 57°F | Mostly Sunny | 5 mph WNW | 1% |
Forecast source: National Weather Service (api.weather.gov). Updated through the day.
Growing snapshot for Frost, MN
Last spring frost
Apr 30
First fall frost
Oct 6
Growing season
158 days
Hardiness zone
5a
Explore more for Frost, MN: full frost dates · planting calendar · Minnesota frost dates
Climate data from the nearest NOAA station, Wells, Mn (16.1 mi). Frost dates are 1991–2020 averages, not a forecast. Page updated Nov 4, 2026.