Rapid River, MI Weather & Growing Conditions
Local forecast, frost dates, hardiness zone and planting guidance for Rapid River, a community in Delta County, Michigan.
Tonight
56°F
Rain Showers
Rain showers and patchy fog. Cloudy, with a low around 56. South wind 5 to 10 mph, with gusts as high as 25 mph. Chance of precipitation is 90%. New rainfall amounts between a tenth and quarter of an inch possible.
7-day forecast for Rapid River
| When | Temp | Forecast | Wind | Precip |
|---|---|---|---|---|
| Tonight | 56°F | Rain Showers | 5 to 10 mph S | 88% |
| Wednesday | 62°F | Rain Showers | 5 to 15 mph S | 95% |
| Wednesday Night | 47°F | Chance Rain Showers | 5 to 10 mph S | 47% |
| Thursday | 54°F | Rain Showers | 5 to 10 mph W | 97% |
| Thursday Night | 30°F | Rain Showers | 10 to 20 mph N | 94% |
| Friday | 45°F | Slight Chance Rain Showers | 10 to 15 mph N | 21% |
| Friday Night | 26°F | Slight Chance Rain Showers then Mostly Cloudy | 0 to 10 mph N | 21% |
| Saturday | 49°F | Mostly Sunny | 0 to 5 mph W | 2% |
| Saturday Night | 27°F | Partly Cloudy | 0 to 5 mph SW | 5% |
| Sunday | 53°F | Partly Sunny | 0 to 10 mph NW | 14% |
| Sunday Night | 29°F | Mostly Cloudy | 0 to 5 mph NW | 12% |
| Monday | 54°F | Partly Sunny | 0 to 10 mph SW | 4% |
| Monday Night | 33°F | Mostly Cloudy | 5 to 10 mph W | 4% |
| Tuesday | 54°F | Mostly Sunny | 5 to 10 mph NW | 4% |
Forecast source: National Weather Service (api.weather.gov) for Rapid River (45.926, -86.974). Updated through the day.
Growing snapshot for Rapid River
Last spring frost
May 18
First fall frost
Oct 4
Growing season
137 days
Hardiness zone
5a
More local growing data for Rapid River: nearby ZIP 49878 weather · frost dates · planting calendar · Michigan frost dates
Nearby towns & communities
Climate data from the nearest NOAA station, Rapid Rvr 4Sse, Mi (6.2 mi from Rapid River). Frost dates are 1991–2020 averages, not a forecast. Page updated Nov 4, 2026.