Westbrook, MN Weather & Growing Conditions
Local forecast, frost dates, hardiness zone and planting guidance for Westbrook, a city in Cottonwood County, Minnesota.
Overnight
59°F
Patchy Smoke
Patchy smoke and a slight chance of rain showers. Mostly cloudy, with a low around 59. North northwest wind around 10 mph, with gusts as high as 25 mph. Chance of precipitation is 20%. New rainfall amounts between a tenth and quarter of an inch possible.
7-day forecast for Westbrook
| When | Temp | Forecast | Wind | Precip |
|---|---|---|---|---|
| Overnight | 59°F | Patchy Smoke | 10 mph NNW | 21% |
| Tuesday | 69°F | Patchy Smoke then Partly Sunny | 5 to 15 mph NNW | 13% |
| Tuesday Night | 52°F | Partly Cloudy | 0 to 5 mph W | 4% |
| Wednesday | 74°F | Sunny | 5 mph SW | 0% |
| Wednesday Night | 55°F | Mostly Clear | 5 to 10 mph SSW | 0% |
| Thursday | 80°F | Sunny | 10 to 15 mph SSW | 1% |
| Thursday Night | 62°F | Mostly Clear | 10 to 15 mph SSW | 2% |
| Friday | 83°F | Sunny | 10 to 15 mph SW | 10% |
| Friday Night | 63°F | Slight Chance Showers And Thunderstorms | 5 to 10 mph SSW | 15% |
| Saturday | 84°F | Sunny | 5 to 15 mph SSW | 12% |
| Saturday Night | 65°F | Chance Showers And Thunderstorms | 10 to 15 mph S | 28% |
| Sunday | 82°F | Chance Showers And Thunderstorms then Mostly Sunny | 10 mph ESE | 28% |
| Sunday Night | 64°F | Partly Cloudy then Chance Showers And Thunderstorms | 5 to 10 mph E | 31% |
| Monday | 81°F | Chance Showers And Thunderstorms then Partly Sunny | 10 to 15 mph ENE | 31% |
Forecast source: National Weather Service (api.weather.gov) for Westbrook (44.042, -95.437). Updated through the day.
Growing snapshot for Westbrook
Last spring frost
May 3
First fall frost
Oct 2
Growing season
152 days
Hardiness zone
5a
More local growing data for Westbrook: nearby ZIP 56183 weather · frost dates · planting calendar · Minnesota frost dates
Nearby towns & communities
Climate data from the nearest NOAA station, Lamberton Sw Rsch & Outreach C, Mn (15.6 mi from Westbrook). Frost dates are 1991–2020 averages, not a forecast. Page updated Aug 4, 2026.