Dover, MN Weather & Growing Conditions
Local forecast, frost dates, hardiness zone and planting guidance for Dover, a city in Olmsted County, Minnesota.
Tonight
58°F
Showers And Thunderstorms
Showers and thunderstorms. Some of the storms could produce heavy rain. Cloudy, with a low around 58. East wind 13 to 16 mph, with gusts as high as 26 mph. Chance of precipitation is 100%. New rainfall amounts between 2 and 3 inches possible.
7-day forecast for Dover
| When | Temp | Forecast | Wind | Precip |
|---|---|---|---|---|
| Tonight | 58°F | Showers And Thunderstorms | 13 to 16 mph E | 95% |
| Saturday | 64°F | Showers And Thunderstorms Likely | 7 to 12 mph NE | 67% |
| Saturday Night | 55°F | Slight Chance Showers And Thunderstorms then Cloudy | 12 mph N | 20% |
| Sunday | 65°F | Mostly Cloudy | 13 mph NE | 9% |
| Sunday Night | 49°F | Mostly Cloudy | 8 to 12 mph E | 7% |
| Monday | 61°F | Mostly Cloudy then Chance Rain Showers | 10 mph E | 33% |
| Monday Night | 45°F | Chance Rain Showers | 8 mph NE | 33% |
| Tuesday | 60°F | Partly Sunny | 8 mph E | 11% |
| Tuesday Night | 44°F | Partly Cloudy | 6 mph E | 5% |
| Wednesday | 64°F | Sunny | 6 mph E | 0% |
| Wednesday Night | 49°F | Partly Cloudy | 3 mph SE | 6% |
| Thursday | 66°F | Partly Sunny | 5 mph S | 10% |
| Thursday Night | 51°F | Partly Cloudy | 3 mph S | 8% |
| Friday | 69°F | Mostly Sunny | 6 mph SE | 5% |
Forecast source: National Weather Service (api.weather.gov) for Dover (43.970, -92.134). Updated through the day.
Growing snapshot for Dover
Last spring frost
Apr 30
First fall frost
Oct 6
Growing season
159 days
Hardiness zone
4b
More local growing data for Dover: nearby ZIP 55929 weather · frost dates · planting calendar · Minnesota frost dates
Nearby towns & communities
Climate data from the nearest NOAA station, Rochester Intl Ap, Mn (18 mi from Dover). Frost dates are 1991–2020 averages, not a forecast. Page updated Sep 19, 2026.