Winnebago, MN Weather & Growing Conditions
Overnight
59°F
Chance Light Rain
A chance of rain before 5am, then patchy fog and a slight chance of rain. Cloudy, with a low around 59. East wind around 5 mph. Chance of precipitation is 30%. New rainfall amounts less than a tenth of an inch possible.
7-day forecast
| When | Temp | Forecast | Wind | Precip |
|---|---|---|---|---|
| Overnight | 59°F | Chance Light Rain | 5 mph E | 30% |
| Saturday | 64°F | Patchy Fog | 5 to 10 mph NNE | 31% |
| Saturday Night | 57°F | Cloudy | 10 mph NNE | 12% |
| Sunday | 67°F | Mostly Cloudy | 10 to 15 mph NE | 5% |
| Sunday Night | 51°F | Mostly Cloudy then Slight Chance Rain Showers | 10 mph ENE | 18% |
| Monday | 62°F | Chance Rain Showers | 10 mph ENE | 25% |
| Monday Night | 45°F | Slight Chance Rain Showers then Mostly Cloudy | 5 to 10 mph ENE | 23% |
| Tuesday | 63°F | Mostly Sunny | 5 to 10 mph E | 4% |
| Tuesday Night | 43°F | Mostly Clear | 5 mph ESE | 1% |
| Wednesday | 66°F | Sunny | 5 mph SE | 2% |
| Wednesday Night | 48°F | Partly Cloudy | 5 mph SE | 11% |
| Thursday | 67°F | Slight Chance Rain Showers | 5 mph SSE | 16% |
| Thursday Night | 51°F | Partly Cloudy | 5 mph SE | 9% |
| Friday | 71°F | Mostly Sunny | 5 to 10 mph SSE | 5% |
Forecast source: National Weather Service (api.weather.gov). Updated through the day.
Growing snapshot for Winnebago, MN
Last spring frost
Apr 27
First fall frost
Oct 10
Growing season
166 days
Hardiness zone
5a
Explore more for Winnebago, MN: full frost dates · planting calendar · Minnesota frost dates
Climate data from the nearest NOAA station, Winnebago, Mn (2.2 mi). Frost dates are 1991–2020 averages, not a forecast. Page updated Sep 19, 2026.