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Iron Mountain, MI
Full City Profile · Michigan · Florence County County
3.1
/5.0
B
Good
7,508
Population
996/sq mi density
$56,622
Median Income
$33,367 per capita
$117,600
Home Value
$178,794 Zillow
$656
Median Rent
23.8% income on rent
42°F
Avg Temperature
276 sunny days/yr
96
Violent Crime/100K
55 property/100K
B
Overall
3.1 / 5.0
Good overall score based on economy, affordability, safety and education
B+
Economy
3.7 / 5.0
$56,622 median income, 3.0% unemployment
A+
Affordability
5.0 / 5.0
$117,600 home value, $656/mo rent
F
Safety
1.0 / 5.0
96 violent crimes/100K
C+
Education
2.9 / 5.0
23.5% bachelor's degree or higher
Iron Mountain has a cool climate with an average annual temperature of 42°F (6°C). Winters average 15°F in January while summers reach 67°F in July. The area gets 276 sunny days per year. Annual precipitation totals 20.8 inches. Air quality is rated Good with a median AQI of 38.
Temperature
15°F Jan (-10°C)
67°F Jul (20°C)
| Annual Average | 41.8°F |
| 23% below US avg | |
| January Average | 15°F (-10°C) |
| July Average | 67°F (20°C) |
| Sunny Days | 276 days/yr |
Geography
| Elevation | 1,165 ft (355 m) |
| Area | 8.0 sq mi (20.8 km²) |
| Population Density | 996/sq mi |
| Coordinates | 45.8269°N, 88.0594°W |
| Timezone | America/Detroit |
| County | Florence County County |
| Nearest Airport | Marquette/Sawyer Regional (MQT) 45 miles away |
Precipitation & Snow
Air Quality
| AQI Median | 38.0 |
| Rating | Good |
Natural Hazard Risk
| Overall Risk | Relatively Low |
| Risk Score | 54.2 / 100 |
| Social Vulnerability | 41.2 / 100 |
| Community Resilience | 46.9 / 100 |
Hazard Breakdown
| Tornado | Very Low |
| Hurricane | No Rating |
| Earthquake | Very Low |
| Wildfire | Very Low |
| Flood | Very Low |
| Hail | Relatively Low |
| Strong Wind | Very Low |
| Heat Wave | Very Low |
| Winter Weather | Very Low |
| Lightning | Very Low |
| Ice Storm | Very Low |
| Drought | Very Low |
| Cold Wave | Relatively High |
| Landslide | Very Low |
Source: FEMA National Risk Index v1.20 (Dec 2025)
Monthly Weather
| Month | Avg Temperature | Precipitation | Summary |
|---|---|---|---|
| January | 15°F (-10°C) | 1.3 in | Coldest |
| February | 16°F (-9°C) | 0.9 in | Driest |
| March | 26°F (-3°C) | 1.8 in | |
| April | 39°F (4°C) | 2.2 in | |
| May | 53°F (11°C) | 3.2 in | |
| June | 62°F (17°C) | 3.5 in | |
| July | 67°F (20°C) | 3.5 in | Warmest |
| August | 65°F (18°C) | 3.7 in | |
| September | 57°F (14°C) | 3.7 in | Wettest |
| October | 45°F (7°C) | 2.6 in | |
| November | 32°F (-0°C) | 2.1 in | |
| December | 19°F (-7°C) | 1.5 in |
Iron Mountain has a seasonal temperature swing of 53°F / from 15°F in January to 67°F in July. Total annual precipitation is 29.8 inches, with September being the wettest month (3.7") and February the driest (0.9").