Eagle Harbor, MI Weather & Growing Conditions
Overnight
48°F
Mostly Cloudy
Mostly cloudy, with a low around 48. South wind around 5 mph.
7-day forecast
| When | Temp | Forecast | Wind | Precip |
|---|---|---|---|---|
| Overnight | 48°F | Mostly Cloudy | 5 mph S | 2% |
| Saturday | 63°F | Partly Sunny | 5 to 10 mph SE | 3% |
| Saturday Night | 48°F | Mostly Cloudy | 0 to 10 mph N | 12% |
| Sunday | 57°F | Partly Sunny | 10 to 15 mph NE | 12% |
| Sunday Night | 46°F | Partly Cloudy | 5 to 10 mph NE | 0% |
| Monday | 59°F | Partly Sunny | 5 to 10 mph E | 0% |
| Monday Night | 46°F | Mostly Clear | 5 to 10 mph E | 0% |
| Tuesday | 60°F | Sunny | 0 to 10 mph E | 0% |
| Tuesday Night | 46°F | Mostly Clear | 5 to 10 mph SE | 0% |
| Wednesday | 61°F | Sunny | 0 to 10 mph SE | 1% |
| Wednesday Night | 47°F | Mostly Clear | 0 to 10 mph SE | 1% |
| Thursday | 63°F | Sunny | 0 to 5 mph SE | 1% |
| Thursday Night | 48°F | Mostly Clear | 0 to 5 mph SE | 3% |
| Friday | 66°F | Sunny | 0 to 5 mph S | 3% |
Forecast source: National Weather Service (api.weather.gov). Updated through the day.
Growing snapshot for Eagle Harbor, MI
Last spring frost
May 10
First fall frost
Oct 21
Growing season
161 days
Hardiness zone
5b
Explore more for Eagle Harbor, MI: full frost dates · planting calendar · Michigan frost dates
Climate data from the nearest NOAA station, Copper Harbor, Mi (13 mi). Frost dates are 1991–2020 averages, not a forecast. Page updated Sep 19, 2026.