Eagle River, MI Weather & Growing Conditions
Local forecast, frost dates, hardiness zone and planting guidance for Eagle River, a community in Keweenaw County, Michigan.
Tonight
51°F
Mostly Cloudy then Slight Chance Rain Showers
A slight chance of rain showers between 2am and 5am. Mostly cloudy. Low around 51, with temperatures rising to around 55 overnight. East wind 0 to 15 mph, with gusts as high as 25 mph. Chance of precipitation is 20%.
7-day forecast for Eagle River
| When | Temp | Forecast | Wind | Precip |
|---|---|---|---|---|
| Tonight | 51°F | Mostly Cloudy then Slight Chance Rain Showers | 0 to 15 mph E | 24% |
| Sunday | 57°F | Mostly Cloudy | 15 to 20 mph NE | 8% |
| Sunday Night | 48°F | Mostly Cloudy | 10 to 15 mph NE | 0% |
| Monday | 58°F | Partly Sunny | 10 mph E | 0% |
| Monday Night | 47°F | Partly Cloudy | 5 to 10 mph E | 0% |
| Tuesday | 59°F | Sunny | 5 to 10 mph E | 0% |
| Tuesday Night | 49°F | Mostly Clear | 5 to 10 mph SE | 0% |
| Wednesday | 60°F | Sunny | 5 to 15 mph SE | 0% |
| Wednesday Night | 50°F | Mostly Clear | 5 to 10 mph SE | 1% |
| Thursday | 63°F | Sunny | 5 to 10 mph SE | 1% |
| Thursday Night | 52°F | Partly Cloudy | 5 to 10 mph SE | 2% |
| Friday | 66°F | Mostly Sunny | 5 mph SW | 2% |
| Friday Night | 54°F | Partly Cloudy | 5 mph SE | 1% |
| Saturday | 67°F | Mostly Sunny | 5 mph S | 3% |
Forecast source: National Weather Service (api.weather.gov) for Eagle River (47.404, -88.261). Updated through the day.
Growing snapshot for Eagle River
Last spring frost
May 10
First fall frost
Oct 21
Growing season
161 days
Hardiness zone
5b
More local growing data for Eagle River: nearby ZIP 49950 weather · frost dates · planting calendar · Michigan frost dates
Nearby towns & communities
Climate data from the nearest NOAA station, Copper Harbor, Mi (13 mi from Eagle River). Frost dates are 1991–2020 averages, not a forecast. Page updated Sep 20, 2026.