Oronoco, MN Weather & Growing Conditions
Today
54°F
Rain Showers Likely
Rain showers likely after 10am. Mostly cloudy. High near 54, with temperatures falling to around 50 in the afternoon. Southwest wind 10 to 15 mph, with gusts as high as 26 mph. Chance of precipitation is 60%. New rainfall amounts less than a tenth of an inch possible.
7-day forecast
| When | Temp | Forecast | Wind | Precip |
|---|---|---|---|---|
| Today | 54°F | Rain Showers Likely | 10 to 15 mph SW | 61% |
| Tonight | 44°F | Rain Showers | 12 to 15 mph NW | 82% |
| Thursday | 49°F | Chance Rain Showers then Cloudy | 12 to 16 mph N | 39% |
| Thursday Night | 34°F | Mostly Cloudy | 5 to 10 mph N | 2% |
| Friday | 45°F | Mostly Sunny | 3 to 7 mph N | 0% |
| Friday Night | 27°F | Mostly Clear | 2 mph W | 0% |
| Saturday | 49°F | Sunny | 2 to 7 mph SW | 1% |
| Saturday Night | 35°F | Mostly Clear | 7 mph W | 2% |
| Sunday | 54°F | Sunny | 8 mph W | 4% |
| Sunday Night | 36°F | Mostly Clear | 7 mph SW | 0% |
| Monday | 60°F | Mostly Sunny | 7 to 12 mph SW | 1% |
| Monday Night | 39°F | Mostly Clear | 5 to 8 mph W | 0% |
| Tuesday | 57°F | Sunny | 6 mph NW | 0% |
| Tuesday Night | 38°F | Partly Cloudy | 3 mph W | 3% |
Forecast source: National Weather Service (api.weather.gov). Updated through the day.
Growing snapshot for Oronoco, MN
Last spring frost
May 12
First fall frost
Sep 28
Growing season
139 days
Hardiness zone
4b
Explore more for Oronoco, MN: full frost dates · planting calendar · Minnesota frost dates
Climate data from the nearest NOAA station, Byron 4North, Mn (6.2 mi). Frost dates are 1991–2020 averages, not a forecast. Page updated Nov 4, 2026.