Winn, MI Weather & Growing Conditions
Today
86°F
Sunny
Sunny, with a high near 86. Southwest wind 3 to 10 mph, with gusts as high as 21 mph.
7-day forecast
| When | Temp | Forecast | Wind | Precip |
|---|---|---|---|---|
| Today | 86°F | Sunny | 3 to 10 mph SW | 0% |
| Tonight | 62°F | Partly Cloudy | 3 to 9 mph SW | 3% |
| Wednesday | 82°F | Showers And Thunderstorms Likely | 5 to 9 mph SW | 70% |
| Wednesday Night | 61°F | Chance Showers And Thunderstorms then Showers And Thunderstorms | 1 to 8 mph W | 77% |
| Thursday | 80°F | Rain Showers | 5 mph NNW | 77% |
| Thursday Night | 58°F | Chance Rain Showers then Partly Cloudy | 0 to 3 mph S | 46% |
| Friday | 84°F | Mostly Sunny | 0 to 6 mph SW | 8% |
| Friday Night | 60°F | Mostly Clear | 2 to 6 mph WSW | 8% |
| Saturday | 87°F | Sunny | 5 to 13 mph SW | 5% |
| Saturday Night | 64°F | Chance Showers And Thunderstorms | 5 to 13 mph SW | 33% |
| Sunday | 87°F | Chance Rain Showers then Slight Chance Showers And Thunderstorms | 7 to 15 mph SW | 33% |
| Sunday Night | 64°F | Chance Showers And Thunderstorms | 5 to 14 mph WSW | 52% |
| Monday | 85°F | Chance Rain Showers | 5 to 9 mph WSW | 52% |
| Monday Night | 62°F | Chance Showers And Thunderstorms | 3 to 9 mph WNW | 47% |
Forecast source: National Weather Service (api.weather.gov). Updated through the day.
Growing snapshot for Winn, MI
Last spring frost
Apr 30
First fall frost
Oct 20
Growing season
171 days
Hardiness zone
5b
Explore more for Winn, MI: full frost dates · planting calendar · Michigan frost dates
Climate data from the nearest NOAA station, Central Michigan Univ, Mi (8 mi). Frost dates are 1991–2020 averages, not a forecast. Page updated Aug 4, 2026.