Port Washington, WI
Full City Profile · Wisconsin · Ozaukee County County
3.6
/5.0
B+
Good
12,569
Population
2,112/sq mi density
$81,582
Median Income
$42,950 per capita
$276,000
Home Value
$392,624 Zillow
$1,021
Median Rent
24.4% income on rent
47°F
Avg Temperature
39
Violent Crime/100K
605 property/100K
B+
Overall
3.6 / 5.0
Good overall score based on economy, affordability, safety and education
A+
Economy
4.6 / 5.0
$81,582 median income, 1.9% unemployment
A+
Affordability
4.8 / 5.0
$276,000 home value, $1,021/mo rent
F
Safety
1.0 / 5.0
39 violent crimes/100K
A
Education
4.1 / 5.0
38.8% bachelor's degree or higher
Port Washington experiences four distinct seasons with an average annual temperature of 47°F (8°C). Winters average 23°F in January while summers reach 70°F in July. Annual precipitation totals 33.9 inches. The area receives 42.3 inches of snow annually. Air quality is rated Good with a median AQI of 37.
Temperature
23°F Jan (-5°C)
70°F Jul (21°C)
| Annual Average | 46.7°F |
| 14% below US avg | |
| January Average | 23°F (-5°C) |
| July Average | 70°F (21°C) |
Geography
| Elevation | 674 ft (205 m) |
| Area | 5.8 sq mi (15.0 km²) |
| Population Density | 2,112/sq mi |
| Coordinates | 43.3849°N, 87.8841°W |
| Timezone | America/Chicago |
| County | Ozaukee County County |
| Nearest Airport | General Mitchell International (MKE) 30 miles away |
Precipitation & Snow
Air Quality
| AQI Median | 37.0 |
| Rating | Good |
| Good Days % | 80.9% |
| Unhealthy Days | 9 |
Air Pollutants (EPA 2023)
| Ozone (O₃) | 0.0492 ppm |
| PM2.5 (Fine Particles) | 8.2 μg/m³ |
Natural Hazard Risk
| Overall Risk | Relatively Low |
| Risk Score | 50.3 / 100 |
| Social Vulnerability | 10.6 / 100 |
| Community Resilience | 100.0 / 100 |
Hazard Breakdown
| Tornado | Relatively Low |
| Hurricane | Very Low |
| Earthquake | Very Low |
| Wildfire | Very Low |
| Flood | Relatively Low |
| Hail | Relatively Low |
| Strong Wind | Relatively Low |
| Heat Wave | Relatively Low |
| Winter Weather | Relatively Low |
| Lightning | Relatively Low |
| Ice Storm | Very Low |
| Drought | Very Low |
| Cold Wave | Relatively Moderate |
| 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) | 1.8 in | Coldest |
| February | 25°F (-4°C) | 1.5 in | Driest |
| March | 34°F (1°C) | 1.9 in | |
| April | 43°F (6°C) | 3.8 in | |
| May | 53°F (12°C) | 3.9 in | |
| June | 63°F (17°C) | 4.2 in | Wettest |
| July | 70°F (21°C) | 3.6 in | Warmest |
| August | 70°F (21°C) | 3.7 in | |
| September | 63°F (17°C) | 3.1 in | |
| October | 50°F (10°C) | 2.6 in | |
| November | 39°F (4°C) | 2.1 in | |
| December | 28°F (-2°C) | 1.8 in |
Port Washington has a seasonal temperature swing of 47°F / from 23°F in January to 70°F in July. Total annual precipitation is 33.9 inches, with June being the wettest month (4.2") and February the driest (1.5").