Dexter, MN Weather & Growing Conditions
Today
71°F
Mostly Cloudy then Isolated Showers And Thunderstorms
Isolated rain showers between 2pm and 3pm, then isolated showers and thunderstorms between 3pm and 4pm, then scattered showers and thunderstorms. Mostly cloudy. High near 71, with temperatures falling to around 68 in the afternoon. Northwest wind around 12 mph. Chance of precipitation is 30%. New rainfall amounts between a tenth and quarter of an inch possible.
7-day forecast
| When | Temp | Forecast | Wind | Precip |
|---|---|---|---|---|
| Today | 71°F | Mostly Cloudy then Isolated Showers And Thunderstorms | 12 mph NW | 33% |
| Tonight | 56°F | Scattered Rain Showers then Mostly Cloudy | 5 to 9 mph NW | 39% |
| Wednesday | 72°F | Mostly Sunny | 6 mph NW | 1% |
| Wednesday Night | 55°F | Mostly Clear | 5 mph SW | 0% |
| Thursday | 76°F | Sunny | 5 to 9 mph S | 0% |
| Thursday Night | 60°F | Mostly Clear | 10 mph S | 1% |
| Friday | 79°F | Sunny | 9 to 14 mph S | 12% |
| Friday Night | 64°F | Mostly Clear | 13 mph S | 13% |
| Saturday | 80°F | Sunny | 8 to 13 mph S | 14% |
| Saturday Night | 67°F | Chance Showers And Thunderstorms | 12 to 15 mph SW | 37% |
| Sunday | 80°F | Chance Showers And Thunderstorms | 12 mph SW | 37% |
| Sunday Night | 65°F | Chance Showers And Thunderstorms | 9 mph E | 37% |
| Monday | 79°F | Chance Rain Showers then Slight Chance Showers And Thunderstorms | 10 mph E | 37% |
| Monday Night | 65°F | Slight Chance Showers And Thunderstorms then Chance Showers And Thunderstorms | 10 mph NE | 30% |
Forecast source: National Weather Service (api.weather.gov). Updated through the day.
Growing snapshot for Dexter, MN
Last spring frost
May 6
First fall frost
Oct 1
Growing season
146 days
Hardiness zone
4b
Explore more for Dexter, MN: full frost dates · planting calendar · Minnesota frost dates
Climate data from the nearest NOAA station, Grand Meadow, Mn (7.6 mi). Frost dates are 1991–2020 averages, not a forecast. Page updated Aug 4, 2026.