Harman US

Rapid River, MI Weather & Growing Conditions

Today
66°F
Mostly Cloudy then Slight Chance Rain Showers
A slight chance of rain showers after 5pm. Mostly cloudy. High near 66, with temperatures falling to around 63 in the afternoon. Southeast wind 5 to 10 mph. Chance of precipitation is 20%.

7-day forecast

WhenTempForecastWindPrecip
Today 66°F Mostly Cloudy then Slight Chance Rain Showers 5 to 10 mph SE 20%
Tonight 45°F Slight Chance Rain Showers then Mostly Cloudy 5 mph NE 21%
Sunday 67°F Mostly Sunny 5 to 15 mph N 2%
Sunday Night 38°F Mostly Cloudy 5 to 15 mph NE 0%
Monday 62°F Partly Sunny 5 mph NE 0%
Monday Night 36°F Partly Cloudy 0 to 5 mph NE 0%
Tuesday 65°F Sunny 0 to 5 mph E 0%
Tuesday Night 39°F Mostly Clear 0 to 5 mph E 1%
Wednesday 67°F Sunny 0 to 10 mph E 1%
Wednesday Night 41°F Mostly Clear 0 to 5 mph E 1%
Thursday 69°F Mostly Sunny 0 to 5 mph E 2%
Thursday Night 41°F Partly Cloudy 0 to 5 mph NE 2%
Friday 72°F Mostly Sunny 0 to 5 mph E 2%
Friday Night 42°F Partly Cloudy 0 to 5 mph E 1%

Forecast source: National Weather Service (api.weather.gov). Updated through the day.

Growing snapshot for Rapid River, MI

Last spring frost
May 18
First fall frost
Oct 4
Growing season
137 days
Hardiness zone
5a

Explore more for Rapid River, MI: full frost dates · planting calendar · Michigan frost dates

Climate data from the nearest NOAA station, Rapid Rvr 4Sse, Mi (6.2 mi). Frost dates are 1991–2020 averages, not a forecast. Page updated Sep 19, 2026.