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Mackinac Island, MI
Full City Profile · Michigan · Emmet County County
2.7
/5.0
C+
Fair
663
Population
152/sq mi density
$100,125
Median Income
$46,601 per capita
$834,600
Home Value
$469,995 Zillow
$1,164
Median Rent
13.5% income on rent
43°F
Avg Temperature
270 sunny days/yr
427
Violent Crime/100K
20,085 property/100K
C+
Overall
2.7 / 5.0
Fair overall score based on economy, affordability, safety and education
B+
Economy
3.8 / 5.0
$100,125 median income, 7.0% unemployment
D
Affordability
2.0 / 5.0
$834,600 home value, $1,164/mo rent
F
Safety
1.0 / 5.0
427 violent crimes/100K (12% above avg)
A
Education
4.0 / 5.0
38.1% bachelor's degree or higher
Mackinac Island has a cool climate with an average annual temperature of 43°F (6°C). Winters average 18°F in January while summers reach 66°F in July. The area gets 270 sunny days per year. Annual precipitation totals 33.4 inches. Air quality is rated Good with a median AQI of 38.
Temperature
18°F Jan (-8°C)
66°F Jul (19°C)
| Annual Average | 42.5°F |
| 21% below US avg | |
| January Average | 18°F (-8°C) |
| July Average | 66°F (19°C) |
| Sunny Days | 270 days/yr |
Geography
| Elevation | 800 ft (244 m) |
| Area | 18.8 sq mi (48.8 km²) |
| Population Density | 152/sq mi |
| Coordinates | 45.8602°N, 84.6258°W |
| Timezone | America/Detroit |
| County | Emmet County County |
| Nearest Airport | Pellston Regional/Emmet County (PLN) 22 miles away |
Precipitation & Snow
Air Quality
| AQI Median | 38.0 |
| Rating | Good |
Natural Hazard Risk
| Overall Risk | Very Low |
| Risk Score | 38.1 / 100 |
| Social Vulnerability | 31.7 / 100 |
| Community Resilience | 96.9 / 100 |
Hazard Breakdown
| Tornado | Relatively Low |
| Hurricane | Very Low |
| Earthquake | Very Low |
| Wildfire | Very Low |
| Flood | Relatively Low |
| Hail | Very Low |
| Strong Wind | Very Low |
| Heat Wave | Very Low |
| Winter Weather | Very Low |
| Lightning | Relatively Low |
| Ice Storm | Very Low |
| Drought | No Rating |
| Cold Wave | Relatively Moderate |
| Landslide | Relatively Low |
| Coastal Flood | Very Low |
Source: FEMA National Risk Index v1.20 (Dec 2025)
Monthly Weather
| Month | Avg Temperature | Precipitation | Summary |
|---|---|---|---|
| January | 18°F (-8°C) | 1.9 in | Coldest |
| February | 20°F (-7°C) | 1.3 in | Driest |
| March | 27°F (-3°C) | 1.7 in | |
| April | 39°F (4°C) | 2.2 in | |
| May | 50°F (10°C) | 2.7 in | |
| June | 60°F (15°C) | 2.7 in | |
| July | 66°F (19°C) | 2.9 in | Warmest |
| August | 65°F (18°C) | 3.1 in | |
| September | 57°F (14°C) | 3.9 in | Wettest |
| October | 47°F (8°C) | 2.7 in | |
| November | 37°F (3°C) | 2.8 in | |
| December | 25°F (-4°C) | 2.2 in |
Mackinac Island has a seasonal temperature swing of 48°F / from 18°F in January to 66°F in July. Total annual precipitation is 30.1 inches, with September being the wettest month (3.9") and February the driest (1.3").