Westport, MN Weather & Growing Conditions
Overnight
55°F
Chance Drizzle
A chance of drizzle before 5am, then a chance of drizzle and patchy fog. Cloudy, with a low around 55. East northeast wind around 10 mph. Chance of precipitation is 30%.
7-day forecast
| When | Temp | Forecast | Wind | Precip |
|---|---|---|---|---|
| Overnight | 55°F | Chance Drizzle | 10 mph ENE | 25% |
| Saturday | 63°F | Patchy Fog then Cloudy | 10 mph NE | 16% |
| Saturday Night | 52°F | Mostly Cloudy | 5 to 10 mph NNE | 3% |
| Sunday | 64°F | Mostly Cloudy | 10 to 15 mph NE | 2% |
| Sunday Night | 46°F | Mostly Cloudy | 10 mph ENE | 1% |
| Monday | 65°F | Partly Sunny | 10 mph E | 3% |
| Monday Night | 42°F | Partly Cloudy | 5 mph E | 3% |
| Tuesday | 65°F | Sunny | 5 to 10 mph ESE | 1% |
| Tuesday Night | 43°F | Mostly Clear | 5 to 10 mph SE | 0% |
| Wednesday | 67°F | Sunny | 5 to 15 mph SE | 1% |
| Wednesday Night | 48°F | Partly Cloudy | 5 to 10 mph SE | 11% |
| Thursday | 68°F | Partly Sunny | 5 to 10 mph SSE | 11% |
| Thursday Night | 50°F | Partly Cloudy | 5 to 10 mph SE | 9% |
| Friday | 72°F | Partly Sunny | 5 to 10 mph SSE | 9% |
Forecast source: National Weather Service (api.weather.gov). Updated through the day.
Growing snapshot for Westport, MN
Last spring frost
May 11
First fall frost
Sep 27
Growing season
139 days
Hardiness zone
4b
Explore more for Westport, MN: full frost dates · planting calendar · Minnesota frost dates
Climate data from the nearest NOAA station, Glenwood 2Wnw, Mn (11.1 mi). Frost dates are 1991–2020 averages, not a forecast. Page updated Sep 19, 2026.