Stewartville, MN Weather & Growing Conditions
Local forecast, frost dates, hardiness zone and planting guidance for Stewartville, a city in Olmsted County, Minnesota.
Today
50°F
Rain Showers Likely
Rain showers likely. Cloudy. High near 50, with temperatures falling to around 44 in the afternoon. Southwest wind around 16 mph, with gusts as high as 28 mph. Chance of precipitation is 70%. New rainfall amounts less than a tenth of an inch possible.
7-day forecast for Stewartville
| When | Temp | Forecast | Wind | Precip |
|---|---|---|---|---|
| Today | 50°F | Rain Showers Likely | 16 mph SW | 66% |
| Tonight | 44°F | Rain Showers | 13 to 16 mph W | 94% |
| Thursday | 47°F | Chance Rain Showers then Cloudy | 17 mph N | 39% |
| Thursday Night | 35°F | Mostly Cloudy | 7 to 12 mph N | 8% |
| Friday | 45°F | Mostly Sunny | 5 to 8 mph N | 0% |
| Friday Night | 28°F | Mostly Clear | 3 mph NW | 0% |
| Saturday | 48°F | Sunny | 2 to 8 mph SW | 1% |
| Saturday Night | 35°F | Mostly Clear | 8 mph W | 1% |
| Sunday | 53°F | Sunny | 9 mph W | 4% |
| Sunday Night | 37°F | Mostly Clear | 8 mph SW | 0% |
| Monday | 59°F | Mostly Sunny | 8 to 13 mph SW | 0% |
| Monday Night | 40°F | Mostly Clear | 8 mph W | 0% |
| Tuesday | 57°F | Sunny | 7 mph NW | 0% |
| Tuesday Night | 40°F | Partly Cloudy | 5 mph W | 4% |
Forecast source: National Weather Service (api.weather.gov) for Stewartville (43.861, -92.490). Updated through the day.
Growing snapshot for Stewartville
Last spring frost
Apr 30
First fall frost
Oct 6
Growing season
159 days
Hardiness zone
4b
More local growing data for Stewartville: nearby ZIP 55976 weather · frost dates · planting calendar · Minnesota frost dates
Nearby towns & communities
Climate data from the nearest NOAA station, Rochester Intl Ap, Mn (2.8 mi from Stewartville). Frost dates are 1991–2020 averages, not a forecast. Page updated Nov 4, 2026.