Clearbrook, MN Weather & Growing Conditions
Local forecast, frost dates, hardiness zone and planting guidance for Clearbrook, a city in Clearwater County, Minnesota.
Tonight
41°F
Chance Light Rain
A chance of rain before 10pm, then a chance of rain and patchy fog. Cloudy. Low around 41, with temperatures rising to around 44 overnight. North wind 13 to 16 mph. Chance of precipitation is 50%. New rainfall amounts between a tenth and quarter of an inch possible.
7-day forecast for Clearbrook
| When | Temp | Forecast | Wind | Precip |
|---|---|---|---|---|
| Tonight | 41°F | Chance Light Rain | 13 to 16 mph N | 48% |
| Wednesday | 47°F | Light Rain Likely | 16 mph N | 58% |
| Wednesday Night | 34°F | Mostly Cloudy | 12 to 16 mph N | 0% |
| Thursday | 41°F | Mostly Cloudy | 7 to 13 mph NNE | 0% |
| Thursday Night | 26°F | Partly Cloudy | 2 to 6 mph E | 0% |
| Friday | 43°F | Mostly Sunny | 3 to 7 mph S | 0% |
| Friday Night | 29°F | Partly Cloudy | 5 to 9 mph SSW | 0% |
| Saturday | 51°F | Mostly Sunny | 9 to 13 mph SW | 7% |
| Saturday Night | 34°F | Partly Cloudy | 12 mph W | 14% |
| Sunday | 52°F | Mostly Sunny | 10 mph WSW | 4% |
| Sunday Night | 37°F | Partly Cloudy | 7 to 14 mph SSW | 2% |
| Monday | 53°F | Mostly Sunny | 14 to 18 mph WSW | 1% |
| Monday Night | 34°F | Mostly Clear | 8 to 14 mph W | 0% |
| Tuesday | 49°F | Mostly Sunny | 9 mph W | 0% |
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 Nov 4, 2026.