Munising, MI Weather & Growing Conditions
This Afternoon
64°F
Chance Rain Showers
A chance of rain showers and patchy fog. Mostly cloudy. High near 64, with temperatures falling to around 60 in the afternoon. South wind around 10 mph, with gusts as high as 25 mph. Chance of precipitation is 40%.
7-day forecast
| When | Temp | Forecast | Wind | Precip |
|---|---|---|---|---|
| This Afternoon | 64°F | Chance Rain Showers | 10 mph S | 44% |
| Tonight | 47°F | Chance Rain Showers | 5 to 10 mph S | 44% |
| Thursday | 52°F | Rain Showers | 5 to 15 mph W | 95% |
| Thursday Night | 28°F | Rain Showers | 10 to 15 mph N | 95% |
| Friday | 42°F | Chance Rain And Snow Showers | 10 mph N | 41% |
| Friday Night | 25°F | Slight Chance Rain Showers then Mostly Cloudy | 0 to 5 mph N | 20% |
| Saturday | 46°F | Mostly Sunny | 0 to 5 mph NW | 0% |
| Saturday Night | 26°F | Partly Cloudy then Slight Chance Rain Showers | 0 to 5 mph W | 15% |
| Sunday | 49°F | Slight Chance Rain Showers | 5 to 10 mph W | 21% |
| Sunday Night | 31°F | Slight Chance Rain Showers then Mostly Cloudy | 0 to 5 mph W | 21% |
| Monday | 53°F | Mostly Cloudy | 0 to 10 mph SW | 8% |
| Monday Night | 34°F | Slight Chance Rain Showers | 5 mph W | 15% |
| Tuesday | 50°F | Slight Chance Rain Showers | 5 to 10 mph NW | 15% |
| Tuesday Night | 30°F | Slight Chance Rain Showers then Mostly Cloudy | 0 to 5 mph NW | 15% |
Forecast source: National Weather Service (api.weather.gov). Updated through the day.
Growing snapshot for Munising, MI
Last spring frost
May 23
First fall frost
Oct 10
Growing season
138 days
Hardiness zone
5a
Explore more for Munising, MI: full frost dates · planting calendar · Michigan frost dates
Climate data from the nearest NOAA station, Munsing Lakeshore, Mi (14 mi). Frost dates are 1991–2020 averages, not a forecast. Page updated Nov 4, 2026.