Clearbrook, MN Weather & Growing Conditions
Local forecast, frost dates, hardiness zone and planting guidance for Clearbrook, a city in Clearwater County, Minnesota.
Tonight
52°F
Mostly Cloudy
Mostly cloudy, with a low around 52. East southeast wind around 7 mph.
7-day forecast for Clearbrook
| When | Temp | Forecast | Wind | Precip |
|---|---|---|---|---|
| Tonight | 52°F | Mostly Cloudy | 7 mph ESE | 2% |
| Saturday | 68°F | Partly Sunny | 3 to 8 mph ENE | 4% |
| Saturday Night | 50°F | Mostly Cloudy | 9 mph NE | 0% |
| Sunday | 64°F | Partly Sunny | 10 mph ENE | 0% |
| Sunday Night | 43°F | Mostly Cloudy | 8 mph E | 0% |
| Monday | 65°F | Mostly Sunny | 8 mph ESE | 1% |
| Monday Night | 41°F | Mostly Clear | 8 mph SE | 1% |
| Tuesday | 66°F | Sunny | 10 mph SE | 0% |
| Tuesday Night | 44°F | Mostly Clear | 9 mph SSE | 1% |
| Wednesday | 67°F | Mostly Sunny | 13 mph SSE | 5% |
| Wednesday Night | 50°F | Partly Cloudy | 10 mph SSE | 14% |
| Thursday | 70°F | Partly Sunny | 10 mph S | 14% |
| Thursday Night | 51°F | Partly Cloudy | 8 mph S | 9% |
| Friday | 71°F | Mostly Sunny | 8 to 12 mph SSE | 7% |
Forecast source: National Weather Service (api.weather.gov) for Clearbrook (47.696, -95.429). Updated through the day.
Growing snapshot for Clearbrook
Last spring frost
May 15
First fall frost
Sep 26
Growing season
132 days
Hardiness zone
3b
More local growing data for Clearbrook: nearby ZIP 56634 weather · frost dates · planting calendar · Minnesota frost dates
Nearby towns & communities
Climate data from the nearest NOAA station, Fosston 1 E, Mn (17.2 mi from Clearbrook). Frost dates are 1991–2020 averages, not a forecast. Page updated Sep 19, 2026.