Dexter, MN Weather & Growing Conditions
Overnight
49°F
Rain Showers
Rain showers. Cloudy. Low around 49, with temperatures rising to around 52 overnight. Northwest wind 7 to 10 mph. Chance of precipitation is 90%. New rainfall amounts between a quarter and half of an inch possible.
7-day forecast
| When | Temp | Forecast | Wind | Precip |
|---|---|---|---|---|
| Overnight | 49°F | Rain Showers | 7 to 10 mph NW | 86% |
| Wednesday | 51°F | Rain Showers | 10 to 16 mph W | 83% |
| Wednesday Night | 43°F | Rain Showers | 12 to 16 mph W | 93% |
| Thursday | 48°F | Chance Rain Showers | 16 mph NW | 51% |
| Thursday Night | 34°F | Mostly Cloudy | 8 to 13 mph N | 8% |
| Friday | 44°F | Mostly Sunny | 5 to 8 mph N | 0% |
| Friday Night | 27°F | Mostly Clear | 3 mph NW | 0% |
| Saturday | 48°F | Sunny | 3 to 8 mph SW | 1% |
| Saturday Night | 35°F | Mostly Clear | 6 to 9 mph W | 1% |
| Sunday | 53°F | Sunny | 9 mph W | 3% |
| Sunday Night | 36°F | Mostly Clear | 6 to 9 mph SW | 0% |
| Monday | 58°F | Mostly Sunny | 9 to 13 mph SW | 0% |
| Monday Night | 40°F | Mostly Clear | 8 mph W | 0% |
| Tuesday | 56°F | Sunny | 7 mph NW | 0% |
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 Nov 4, 2026.