Dayton, MN Weather & Growing Conditions
Local forecast, frost dates, hardiness zone and planting guidance for Dayton, a city in Hennepin County, Minnesota.
Overnight
57°F
Chance Drizzle
A chance of drizzle. Cloudy, with a low around 57. East wind around 10 mph. Chance of precipitation is 50%.
7-day forecast for Dayton
| When | Temp | Forecast | Wind | Precip |
|---|---|---|---|---|
| Overnight | 57°F | Chance Drizzle | 10 mph E | 46% |
| Saturday | 62°F | Chance Drizzle then Cloudy | 10 mph NE | 37% |
| Saturday Night | 53°F | Mostly Cloudy | 5 to 10 mph NNE | 5% |
| Sunday | 67°F | Mostly Cloudy | 5 to 15 mph NE | 1% |
| Sunday Night | 48°F | Mostly Cloudy | 5 to 10 mph NE | 1% |
| Monday | 65°F | Partly Sunny | 5 to 10 mph ENE | 3% |
| Monday Night | 44°F | Partly Cloudy | 5 mph ENE | 2% |
| Tuesday | 66°F | Sunny | 5 to 10 mph E | 2% |
| Tuesday Night | 43°F | Mostly Clear | 0 to 5 mph ESE | 0% |
| Wednesday | 68°F | Sunny | 5 mph SE | 0% |
| Wednesday Night | 47°F | Mostly Clear | 0 to 5 mph SE | 5% |
| Thursday | 69°F | Mostly Sunny | 0 to 5 mph SE | 8% |
| Thursday Night | 50°F | Partly Cloudy | 0 to 5 mph SE | 5% |
| Friday | 72°F | Mostly Sunny | 0 to 5 mph SE | 5% |
Forecast source: National Weather Service (api.weather.gov) for Dayton (45.189, -93.472). Updated through the day.
Growing snapshot for Dayton
Last spring frost
May 4
First fall frost
Oct 5
Growing season
154 days
Hardiness zone
4b
More local growing data for Dayton: nearby ZIP 55327 weather · frost dates · planting calendar · Minnesota frost dates
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Climate data from the nearest NOAA station, Elk Rvr, Mn (8.9 mi from Dayton). Frost dates are 1991–2020 averages, not a forecast. Page updated Sep 19, 2026.