Copper City, MI Weather & Growing Conditions
Local forecast, frost dates, hardiness zone and planting guidance for Copper City, a village in Keweenaw County, Michigan.
Tonight
47°F
Mostly Cloudy
Mostly cloudy, with a low around 47. Southeast wind 5 to 15 mph, with gusts as high as 25 mph.
7-day forecast for Copper City
| When | Temp | Forecast | Wind | Precip |
|---|---|---|---|---|
| Tonight | 47°F | Mostly Cloudy | 5 to 15 mph SE | 6% |
| Saturday | 66°F | Mostly Sunny | 5 to 10 mph E | 2% |
| Saturday Night | 48°F | Mostly Cloudy | 0 to 10 mph NE | 10% |
| Sunday | 61°F | Partly Sunny | 10 to 15 mph NE | 10% |
| Sunday Night | 46°F | Mostly Cloudy | 5 to 15 mph NE | 0% |
| Monday | 59°F | Partly Sunny | 10 to 15 mph E | 0% |
| Monday Night | 45°F | Partly Cloudy | 0 to 10 mph E | 0% |
| Tuesday | 61°F | Sunny | 0 to 15 mph E | 0% |
| Tuesday Night | 46°F | Mostly Clear | 5 to 15 mph SE | 0% |
| Wednesday | 63°F | Sunny | 0 to 10 mph SE | 2% |
| Wednesday Night | 47°F | Mostly Clear | 5 to 10 mph SE | 2% |
| Thursday | 66°F | Mostly Sunny | 0 to 5 mph SW | 2% |
| Thursday Night | 49°F | Partly Cloudy | 5 mph S | 6% |
| Friday | 68°F | Mostly Sunny | 5 to 10 mph NW | 6% |
Forecast source: National Weather Service (api.weather.gov) for Copper City (47.284, -88.388). Updated through the day.
Growing snapshot for Copper City
Last spring frost
May 17
First fall frost
Oct 1
Growing season
138 days
Hardiness zone
5b
More local growing data for Copper City: nearby ZIP 49901 weather · frost dates · planting calendar · Michigan frost dates
Nearby towns & communities
Climate data from the nearest NOAA station, Hancock Houghton Co Ap, Mi (9.7 mi from Copper City). Frost dates are 1991–2020 averages, not a forecast. Page updated Sep 19, 2026.