Brookston, MN Weather & Growing Conditions
Overnight
48°F
Light Rain
Rain and patchy fog. Cloudy, with a low around 48. Northeast wind around 10 mph, with gusts as high as 20 mph. Chance of precipitation is 90%. New rainfall amounts less than a tenth of an inch possible.
7-day forecast
| When | Temp | Forecast | Wind | Precip |
|---|---|---|---|---|
| Overnight | 48°F | Light Rain | 10 mph NE | 87% |
| Wednesday | 52°F | Rain | 10 mph N | 92% |
| Wednesday Night | 37°F | Light Rain | 15 mph N | 92% |
| Thursday | 40°F | Mostly Cloudy | 10 to 15 mph N | 9% |
| Thursday Night | 22°F | Mostly Cloudy | 0 to 5 mph NE | 1% |
| Friday | 40°F | Sunny | 0 mph | 0% |
| Friday Night | 22°F | Partly Cloudy | 0 mph | 0% |
| Saturday | 45°F | Mostly Sunny | 0 to 10 mph SW | 4% |
| Saturday Night | 30°F | Partly Cloudy | 5 mph W | 8% |
| Sunday | 50°F | Mostly Sunny | 5 to 10 mph W | 5% |
| Sunday Night | 30°F | Partly Cloudy | 0 to 5 mph SW | 0% |
| Monday | 53°F | Partly Sunny | 5 to 10 mph SW | 1% |
| Monday Night | 31°F | Partly Cloudy | 5 mph W | 1% |
| Tuesday | 49°F | Mostly Sunny | 5 to 10 mph NW | 4% |
Forecast source: National Weather Service (api.weather.gov). Updated through the day.
Growing snapshot for Brookston, MN
Last spring frost
May 29
First fall frost
Sep 18
Growing season
111 days
Hardiness zone
4a
Explore more for Brookston, MN: full frost dates · planting calendar · Minnesota frost dates
Climate data from the nearest NOAA station, Floodwood 3 Ne, Mn (11 mi). Frost dates are 1991–2020 averages, not a forecast. Page updated Nov 4, 2026.