Mountain Lake, MN Weather & Growing Conditions
Overnight
41°F
Rain Showers Likely
Rain showers likely. Cloudy, with a low around 41. Northwest wind 15 to 20 mph, with gusts as high as 30 mph. Chance of precipitation is 70%. New rainfall amounts less than a tenth of an inch possible.
7-day forecast
| When | Temp | Forecast | Wind | Precip |
|---|---|---|---|---|
| Overnight | 41°F | Rain Showers Likely | 15 to 20 mph NW | 70% |
| Wednesday | 45°F | Rain Showers | 20 mph WNW | 78% |
| Wednesday Night | 38°F | Rain Showers | 15 mph NW | 77% |
| Thursday | 44°F | Mostly Cloudy | 15 to 20 mph NNW | 8% |
| Thursday Night | 31°F | Mostly Cloudy | 5 to 10 mph N | 0% |
| Friday | 43°F | Mostly Sunny | 0 to 5 mph NNE | 0% |
| Friday Night | 28°F | Partly Cloudy | 0 to 5 mph SSE | 0% |
| Saturday | 49°F | Mostly Sunny | 5 to 10 mph SW | 1% |
| Saturday Night | 35°F | Mostly Clear | 5 mph W | 0% |
| Sunday | 54°F | Sunny | 5 mph W | 0% |
| Sunday Night | 37°F | Mostly Clear | 5 to 10 mph SW | 0% |
| Monday | 59°F | Sunny | 5 to 10 mph WSW | 0% |
| Monday Night | 38°F | Mostly Clear | 5 mph WNW | 0% |
| Tuesday | 55°F | Mostly Sunny | 5 mph NW | 1% |
Forecast source: National Weather Service (api.weather.gov). Updated through the day.
Growing snapshot for Mountain Lake, MN
Last spring frost
Apr 30
First fall frost
Oct 10
Growing season
162 days
Hardiness zone
5a
Explore more for Mountain Lake, MN: full frost dates · planting calendar · Minnesota frost dates
Climate data from the nearest NOAA station, Windom, Mn (10 mi). Frost dates are 1991–2020 averages, not a forecast. Page updated Nov 4, 2026.