All Countries
Copper Harbor, MI
Full City Profile · Michigan · Keweenaw County County
3.5
/5.0
B+
Good
135
Population
89/sq mi density
$54,286
Median Income
$36,839 per capita
$285,400
Home Value
$268,078 Zillow
41°F
Avg Temperature
249 sunny days/yr
101
Violent Crime/100K
1,208 property/100K
B+
Overall
3.5 / 5.0
Good overall score based on economy, affordability, safety and education
A
Economy
4.1 / 5.0
$54,286 median income, 0.0% unemployment
B+
Affordability
3.7 / 5.0
$285,400 home value, /mo rent
F
Safety
1.0 / 5.0
101 violent crimes/100K
A+
Education
5.0 / 5.0
67.3% bachelor's degree or higher
Copper Harbor has a cool climate with an average annual temperature of 41°F (5°C). Winters average 17°F in January while summers reach 64°F in July. The area gets 249 sunny days per year. Annual precipitation totals 33.1 inches. Air quality is rated Good with a median AQI of 38.
Temperature
17°F Jan (-8°C)
64°F Jul (18°C)
| Annual Average | 40.8°F |
| 24% below US avg | |
| January Average | 17°F (-8°C) |
| July Average | 64°F (18°C) |
| Sunny Days | 249 days/yr |
Geography
| Elevation | 615 ft (187 m) |
| Area | 0.9 sq mi (2.4 km²) |
| Population Density | 89/sq mi |
| Coordinates | 47.4679°N, 87.8699°W |
| Timezone | America/Detroit |
| County | Keweenaw County County |
| Nearest Airport | Marquette/Sawyer Regional (MQT) 84 miles away |
Precipitation & Snow
Air Quality
| AQI Median | 38.0 |
| Rating | Good |
Natural Hazard Risk
| Overall Risk | Very Low |
| Risk Score | 0.7 / 100 |
| Social Vulnerability | 97.1 / 100 |
| Community Resilience | 88.8 / 100 |
Hazard Breakdown
| Tornado | Very Low |
| Hurricane | No Rating |
| Earthquake | No Rating |
| Wildfire | Very Low |
| Flood | Very Low |
| Hail | Very Low |
| Strong Wind | Very Low |
| Heat Wave | Very Low |
| Winter Weather | Relatively Low |
| Lightning | Very Low |
| Ice Storm | Very Low |
| Drought | Very Low |
| Cold Wave | Very Low |
| Landslide | Very Low |
| Coastal Flood | Very Low |
Source: FEMA National Risk Index v1.20 (Dec 2025)
Monthly Weather
| Month | Avg Temperature | Precipitation | Summary |
|---|---|---|---|
| January | 17°F (-8°C) | 3.0 in | Coldest |
| February | 17°F (-8°C) | 1.9 in | |
| March | 26°F (-3°C) | 2.1 in | |
| April | 37°F (3°C) | 1.8 in | Driest |
| May | 48°F (9°C) | 2.6 in | |
| June | 57°F (14°C) | 2.8 in | |
| July | 64°F (18°C) | 2.9 in | Warmest |
| August | 63°F (17°C) | 3.1 in | |
| September | 55°F (13°C) | 3.4 in | Wettest |
| October | 44°F (7°C) | 3.1 in | |
| November | 32°F (0°C) | 2.7 in | |
| December | 22°F (-6°C) | 2.6 in |
Copper Harbor has a seasonal temperature swing of 47°F / from 17°F in January to 64°F in July. Total annual precipitation is 32.1 inches, with September being the wettest month (3.4") and April the driest (1.8").