Random Lake, WI
Full City Profile · Wisconsin · Ozaukee County County
4.2
/5.0
A
Great
1,494
Population
989/sq mi density
$87,370
Median Income
$43,264 per capita
$240,300
Home Value
$344,289 Zillow
$865
Median Rent
26.8% income on rent
45°F
Avg Temperature
A
Overall
4.2 / 5.0
Strong
A+
Economy
4.5 / 5.0
$87,370 median income, 3.4% unemployment
A+
Affordability
5.0 / 5.0
$240,300 home value, $865/mo rent
B
Education
3.0 / 5.0
25.4% bachelor's degree or higher
Random Lake has a cool climate with an average annual temperature of 45°F (7°C). Winters average 19°F in January while summers reach 70°F in July. Annual precipitation totals 31.9 inches. The area receives 48.6 inches of snow annually. Air quality is rated Good with a median AQI of 37.
Temperature
19°F Jan (-7°C)
70°F Jul (21°C)
| Annual Average | 45.1°F |
| 16% below US avg | |
| January Average | 19°F (-7°C) |
| July Average | 70°F (21°C) |
Geography
| Elevation | 882 ft (269 m) |
| Area | 1.7 sq mi (4.4 km²) |
| Population Density | 989/sq mi |
| Coordinates | 43.5547°N, 87.9578°W |
| Timezone | America/Chicago |
| County | Ozaukee County County |
| Nearest Airport | General Mitchell International (MKE) 42 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 | 19°F (-7°C) | 1.4 in | Coldest |
| February | 22°F (-6°C) | 1.3 in | Driest |
| March | 32°F (-0°C) | 2.0 in | |
| April | 43°F (6°C) | 3.6 in | |
| May | 53°F (12°C) | 3.7 in | |
| June | 64°F (18°C) | 3.9 in | Wettest |
| July | 70°F (21°C) | 3.5 in | Warmest |
| August | 68°F (20°C) | 3.3 in | |
| September | 61°F (16°C) | 2.8 in | |
| October | 49°F (9°C) | 2.7 in | |
| November | 36°F (2°C) | 2.0 in | |
| December | 25°F (-4°C) | 1.8 in |
Random Lake has a seasonal temperature swing of 50°F / from 19°F in January to 70°F in July. Total annual precipitation is 31.9 inches, with June being the wettest month (3.9") and February the driest (1.3").