Port Austin, MI
Full City Profile · Michigan · Huron County County
3.5
/5.0
B+
Good
676
Population
683/sq mi density
$46,000
Median Income
$35,321 per capita
$162,100
Home Value
$253,815 Zillow
$676
Median Rent
29.7% income on rent
46°F
Avg Temperature
B+
Overall
3.5 / 5.0
Good overall score based on economy, affordability, safety and education
B
Economy
3.4 / 5.0
$46,000 median income, 1.3% unemployment
A+
Affordability
4.7 / 5.0
$162,100 home value, $676/mo rent
C+
Safety
2.5 / 5.0
0 violent crimes/100K
B
Education
3.3 / 5.0
28.6% bachelor's degree or higher
Port Austin experiences four distinct seasons with an average annual temperature of 46°F (8°C). Winters average 23°F in January while summers reach 69°F in July. Annual precipitation totals 32.4 inches. The area receives 47.2 inches of snow annually. Air quality is rated Good with a median AQI of 38.
Temperature
23°F Jan (-5°C)
69°F Jul (21°C)
| Annual Average | 45.9°F |
| 15% below US avg | |
| January Average | 23°F (-5°C) |
| July Average | 69°F (21°C) |
Geography
| Elevation | 603 ft (184 m) |
| Area | 1.0 sq mi (2.7 km²) |
| Population Density | 683/sq mi |
| Coordinates | 44.0426°N, 82.9951°W |
| Timezone | America/Detroit |
| County | Huron County County |
| Nearest Airport | Mbs International (MBS) 65 miles away |
Precipitation & Snow
Air Quality
| AQI Median | 38.0 |
| Rating | Good |
| Good Days % | 88.2% |
| Unhealthy Days | 1 |
Air Pollutants (EPA 2023)
| Ozone (O₃) | 0.0424 ppm |
Natural Hazard Risk
| Overall Risk | Relatively Low |
| Risk Score | 59.0 / 100 |
| Social Vulnerability | 58.8 / 100 |
| Community Resilience | 90.2 / 100 |
Hazard Breakdown
| Tornado | Relatively Low |
| Hurricane | Very Low |
| Earthquake | Very Low |
| Wildfire | Very Low |
| Flood | Relatively Low |
| Hail | Relatively Low |
| Strong Wind | Relatively Moderate |
| Heat Wave | Relatively Low |
| Winter Weather | Relatively High |
| Lightning | Relatively Low |
| Ice Storm | Relatively Low |
| Drought | No Rating |
| Cold Wave | Relatively Moderate |
| Landslide | Very Low |
| Coastal Flood | Very Low |
Source: FEMA National Risk Index v1.20 (Dec 2025)
Tsunami History
1 tsunami recorded within 500 km. Highest wave on record: 1.5 m (5 ft).
| Year | Location | Cause | Max Wave | Deaths | Distance |
| 1952 | LAKE HURON, MI | Avalanche | 1.5 m | - | 115 km |
Source: NOAA/NCEI Historical Tsunami Database. Sorted by wave height.
Monthly Weather
| Month | Avg Temperature | Precipitation | Summary |
|---|---|---|---|
| January | 23°F (-5°C) | 1.8 in | |
| February | 23°F (-5°C) | 1.6 in | Coldest, Driest |
| March | 31°F (-1°C) | 1.9 in | |
| April | 42°F (6°C) | 3.3 in | |
| May | 54°F (12°C) | 3.1 in | |
| June | 64°F (18°C) | 3.4 in | |
| July | 69°F (21°C) | 3.3 in | Warmest |
| August | 68°F (20°C) | 3.4 in | Wettest |
| September | 61°F (16°C) | 3.1 in | |
| October | 50°F (10°C) | 3.0 in | |
| November | 39°F (4°C) | 2.4 in | |
| December | 29°F (-2°C) | 2.1 in |
Port Austin has a seasonal temperature swing of 46°F / from 23°F in February to 69°F in July. Total annual precipitation is 32.4 inches, with August being the wettest month (3.4") and February the driest (1.6").