Owatonna, MN Weather & Growing Conditions
Local forecast, frost dates, hardiness zone and planting guidance for Owatonna, a city in Steele County, Minnesota.
This Afternoon
59°F
Drizzle
Drizzle before 2pm, then drizzle likely and patchy fog. Cloudy, with a high near 59. North northwest wind 5 to 10 mph. Chance of precipitation is 80%.
7-day forecast for Owatonna
| When | Temp | Forecast | Wind | Precip |
|---|---|---|---|---|
| This Afternoon | 59°F | Drizzle | 5 to 10 mph NNW | 82% |
| Tonight | 47°F | Rain | 5 mph NNW | 97% |
| Wednesday | 52°F | Light Rain | 10 to 15 mph W | 95% |
| Wednesday Night | 41°F | Light Rain | 10 to 15 mph WNW | 83% |
| Thursday | 47°F | Light Rain Likely | 10 to 15 mph NNW | 61% |
| Thursday Night | 33°F | Mostly Cloudy | 5 to 10 mph N | 12% |
| Friday | 45°F | Partly Sunny | 0 to 5 mph NNE | 0% |
| Friday Night | 29°F | Partly Cloudy | 0 mph | 0% |
| Saturday | 51°F | Mostly Sunny | 0 to 5 mph SW | 1% |
| Saturday Night | 34°F | Partly Cloudy | 5 mph WSW | 8% |
| Sunday | 56°F | Mostly Sunny | 5 to 10 mph W | 7% |
| Sunday Night | 36°F | Partly Cloudy | 5 to 10 mph SW | 1% |
| Monday | 58°F | Mostly Sunny | 10 to 15 mph WSW | 0% |
| Monday Night | 37°F | Mostly Clear | 5 to 10 mph WNW | 1% |
Forecast source: National Weather Service (api.weather.gov) for Owatonna (44.092, -93.232). Updated through the day.
Growing snapshot for Owatonna
Last spring frost
May 5
First fall frost
Oct 6
Growing season
154 days
Hardiness zone
4b
More local growing data for Owatonna: nearby ZIP 55060 weather · frost dates · planting calendar · Minnesota frost dates
Nearby towns & communities
Climate data from the nearest NOAA station, Owatonna, Mn (2.6 mi from Owatonna). Frost dates are 1991–2020 averages, not a forecast. Page updated Nov 3, 2026.