Big Lake, MN Weather & Growing Conditions
Tonight
49°F
Rain
Rain. Cloudy, with a low around 49. Northeast wind around 10 mph, with gusts as high as 25 mph. Chance of precipitation is 90%. New rainfall amounts between a quarter and half of an inch possible.
7-day forecast
| When | Temp | Forecast | Wind | Precip |
|---|---|---|---|---|
| Tonight | 49°F | Rain | 10 mph NE | 88% |
| Wednesday | 51°F | Rain | 10 mph NE | 89% |
| Wednesday Night | 39°F | Light Rain | 10 to 15 mph N | 89% |
| Thursday | 43°F | Slight Chance Light Rain then Mostly Cloudy | 10 to 15 mph N | 21% |
| Thursday Night | 28°F | Mostly Cloudy | 0 to 5 mph NE | 0% |
| Friday | 41°F | Mostly Sunny | 0 mph | 0% |
| Friday Night | 25°F | Partly Cloudy | 0 mph | 0% |
| Saturday | 47°F | Mostly Sunny | 0 to 5 mph SW | 2% |
| Saturday Night | 33°F | Partly Cloudy | 5 mph W | 12% |
| Sunday | 52°F | Mostly Sunny | 5 to 10 mph W | 8% |
| Sunday Night | 32°F | Partly Cloudy | 5 mph SW | 2% |
| Monday | 52°F | Mostly Sunny | 5 to 10 mph SW | 2% |
| Monday Night | 34°F | Partly Cloudy | 5 to 10 mph W | 0% |
| Tuesday | 48°F | Mostly Sunny | 5 mph W | 1% |
Forecast source: National Weather Service (api.weather.gov). Updated through the day.
Growing snapshot for Big Lake, MN
Last spring frost
May 26
First fall frost
Sep 23
Growing season
118 days
Hardiness zone
4a
Explore more for Big Lake, MN: full frost dates · planting calendar · Minnesota frost dates
Climate data from the nearest NOAA station, Cloquet, Mn (7.6 mi). Frost dates are 1991–2020 averages, not a forecast. Page updated Nov 4, 2026.