Brewster, MN Weather & Growing Conditions
Overnight
59°F
Widespread Fog
Widespread fog and patchy drizzle before 4am, then widespread fog and a slight chance of showers and thunderstorms. Cloudy, with a low around 59. North northeast wind around 5 mph. Chance of precipitation is 20%. New rainfall amounts less than a tenth of an inch possible.
7-day forecast
| When | Temp | Forecast | Wind | Precip |
|---|---|---|---|---|
| Overnight | 59°F | Widespread Fog | 5 mph NNE | 16% |
| Saturday | 65°F | Widespread Fog | 5 to 10 mph N | 22% |
| Saturday Night | 53°F | Patchy Fog | 10 mph NNE | 10% |
| Sunday | 66°F | Cloudy | 10 to 15 mph NE | 8% |
| Sunday Night | 50°F | Chance Rain Showers | 10 to 15 mph ENE | 32% |
| Monday | 60°F | Chance Rain Showers | 10 mph ENE | 36% |
| Monday Night | 45°F | Slight Chance Rain Showers then Mostly Cloudy | 5 to 10 mph E | 19% |
| Tuesday | 63°F | Mostly Sunny | 5 to 10 mph E | 5% |
| Tuesday Night | 43°F | Mostly Clear | 5 mph SE | 1% |
| Wednesday | 66°F | Mostly Sunny | 5 to 10 mph SE | 4% |
| Wednesday Night | 48°F | Partly Cloudy then Slight Chance Rain Showers | 5 mph SSE | 18% |
| Thursday | 68°F | Slight Chance Rain Showers | 5 to 10 mph SSE | 20% |
| Thursday Night | 51°F | Partly Cloudy | 5 mph SSE | 10% |
| Friday | 70°F | Partly Sunny | 5 to 10 mph SSE | 10% |
Forecast source: National Weather Service (api.weather.gov). Updated through the day.
Growing snapshot for Brewster, MN
Last spring frost
May 3
First fall frost
Oct 4
Growing season
153 days
Hardiness zone
5a
Explore more for Brewster, MN: full frost dates · planting calendar · Minnesota frost dates
Climate data from the nearest NOAA station, Worthington 2 Nne, Mn (7.5 mi). Frost dates are 1991–2020 averages, not a forecast. Page updated Sep 19, 2026.