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Custer, MI
Full City Profile · Michigan · Mason County County
2.9
/5.0
C+
Fair
289
Population
270/sq mi density
$66,875
Median Income
$27,835 per capita
$100,000
Home Value
$199,719 Zillow
$738
Median Rent
32.5% income on rent
46°F
Avg Temperature
261 sunny days/yr
329
Violent Crime/100K
4,201 property/100K
C+
Overall
2.9 / 5.0
Fair overall score based on economy, affordability, safety and education
B+
Economy
3.9 / 5.0
$66,875 median income, 4.1% unemployment
A+
Affordability
5.0 / 5.0
$100,000 home value, $738/mo rent
F
Safety
1.0 / 5.0
329 violent crimes/100K
D
Education
1.7 / 5.0
8.7% bachelor's degree or higher
Custer experiences four distinct seasons with an average annual temperature of 46°F (8°C). Winters average 23°F in January while summers reach 68°F in July. The area gets 261 sunny days per year. Air quality is rated Good with a median AQI of 38.
Temperature
23°F Jan (-5°C)
68°F Jul (20°C)
| Annual Average | 46.0°F |
| 15% below US avg | |
| January Average | 23°F (-5°C) |
| July Average | 68°F (20°C) |
| Sunny Days | 261 days/yr |
Geography
| Elevation | 674 ft (205 m) |
| Area | 1.0 sq mi (2.5 km²) |
| Population Density | 270/sq mi |
| Coordinates | 43.9511°N, 86.2196°W |
| Timezone | America/Detroit |
| County | Mason County County |
| Nearest Airport | Gerald R Ford International (GRR) 82 miles away |
Precipitation & Snow
Air Quality
| AQI Median | 38.0 |
| Rating | Good |
Air Pollutants (EPA 2023)
| Ozone (O₃) | 0.0436 ppm |
Natural Hazard Risk
| Overall Risk | Very Low |
| Risk Score | 25.4 / 100 |
| Social Vulnerability | 79.7 / 100 |
| Community Resilience | 96.1 / 100 |
Hazard Breakdown
| Tornado | Very Low |
| Hurricane | Very Low |
| Earthquake | Very Low |
| Wildfire | Very Low |
| Flood | Relatively Low |
| Hail | Very Low |
| Strong Wind | Relatively Moderate |
| Heat Wave | Very Low |
| Winter Weather | Relatively High |
| Lightning | Relatively Low |
| Ice Storm | Relatively Low |
| Drought | No Rating |
| Cold Wave | Relatively 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 | 23°F (-5°C) | 2.2 in | |
| February | 22°F (-5°C) | 1.5 in | Coldest, Driest |
| March | 31°F (-0°C) | 2.1 in | |
| April | 43°F (6°C) | 2.8 in | |
| May | 55°F (13°C) | 2.6 in | |
| June | 64°F (18°C) | 3.2 in | |
| July | 68°F (20°C) | 2.4 in | Warmest |
| August | 68°F (20°C) | 3.9 in | |
| September | 61°F (16°C) | 4.2 in | Wettest |
| October | 49°F (10°C) | 3.3 in | |
| November | 38°F (3°C) | 3.1 in | |
| December | 28°F (-3°C) | 2.6 in |
Custer has a seasonal temperature swing of 46°F / from 22°F in February to 68°F in July. Total annual precipitation is 33.8 inches, with September being the wettest month (4.2") and February the driest (1.5").