Dover, MN Weather & Growing Conditions
Local forecast, frost dates, hardiness zone and planting guidance for Dover, a city in Olmsted County, Minnesota.
Overnight
67°F
Slight Chance Showers And Thunderstorms
A slight chance of showers and thunderstorms. Mostly cloudy, with a low around 67. Southwest wind around 13 mph, with gusts as high as 22 mph. Chance of precipitation is 20%. New rainfall amounts less than a tenth of an inch possible.
7-day forecast for Dover
| When | Temp | Forecast | Wind | Precip |
|---|---|---|---|---|
| Overnight | 67°F | Slight Chance Showers And Thunderstorms | 13 mph SW | 24% |
| Tuesday | 75°F | Chance Showers And Thunderstorms | 7 to 12 mph W | 47% |
| Tuesday Night | 57°F | Chance Rain Showers then Mostly Cloudy | 7 mph W | 49% |
| Wednesday | 75°F | Mostly Sunny | 5 mph NW | 1% |
| Wednesday Night | 55°F | Mostly Clear | 3 mph W | 0% |
| Thursday | 79°F | Sunny | 3 to 8 mph SW | 0% |
| Thursday Night | 61°F | Mostly Clear | 8 mph S | 1% |
| Friday | 82°F | Sunny | 8 to 13 mph S | 11% |
| Friday Night | 64°F | Mostly Clear | 12 mph SW | 14% |
| Saturday | 82°F | Sunny | 10 mph SW | 14% |
| Saturday Night | 67°F | Chance Showers And Thunderstorms | 10 mph SW | 39% |
| Sunday | 83°F | Chance Showers And Thunderstorms | 10 mph SW | 39% |
| Sunday Night | 66°F | Chance Showers And Thunderstorms | 6 to 9 mph SE | 39% |
| Monday | 81°F | Chance Rain Showers | 8 mph E | 39% |
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 Aug 4, 2026.