Frost, MN Weather & Growing Conditions
Overnight
60°F
Slight Chance Light Rain
A slight chance of rain before 5am, then patchy fog and a slight chance of rain. Cloudy. Low around 60, with temperatures rising to around 64 overnight. East wind around 5 mph. Chance of precipitation is 20%. New rainfall amounts less than a tenth of an inch possible.
7-day forecast
| When | Temp | Forecast | Wind | Precip |
|---|---|---|---|---|
| Overnight | 60°F | Slight Chance Light Rain | 5 mph E | 24% |
| Saturday | 65°F | Patchy Fog | 5 to 10 mph NNE | 34% |
| Saturday Night | 56°F | Cloudy | 10 mph NNE | 11% |
| Sunday | 66°F | Mostly Cloudy | 10 to 15 mph NE | 6% |
| Sunday Night | 50°F | Mostly Cloudy then Slight Chance Rain Showers | 10 mph ENE | 24% |
| Monday | 61°F | Chance Rain Showers | 10 mph ENE | 26% |
| Monday Night | 45°F | Slight Chance Rain Showers then Mostly Cloudy | 5 to 10 mph ENE | 24% |
| Tuesday | 62°F | Mostly Sunny | 5 mph E | 5% |
| Tuesday Night | 43°F | Mostly Clear | 0 to 5 mph ESE | 0% |
| Wednesday | 65°F | Sunny | 5 mph SE | 2% |
| Wednesday Night | 48°F | Partly Cloudy | 0 to 5 mph SE | 10% |
| Thursday | 66°F | Mostly Sunny | 5 mph SE | 12% |
| Thursday Night | 51°F | Partly Cloudy | 0 to 5 mph SE | 6% |
| Friday | 69°F | Mostly Sunny | 0 to 5 mph SE | 5% |
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 Sep 19, 2026.