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Muskego, WI
Full City Profile · Wisconsin · Walworth County County
3.8
/5.0
B+
Good
25,156
Population
796/sq mi density
$116,361
Median Income
$55,457 per capita
$390,900
Home Value
$501,964 Zillow
$1,292
Median Rent
24.0% income on rent
47°F
Avg Temperature
260 sunny days/yr
20
Violent Crime/100K
337 property/100K
B+
Overall
3.8 / 5.0
Good overall score based on economy, affordability, safety and education
A+
Economy
5.0 / 5.0
$116,361 median income, 2.1% unemployment
A+
Affordability
4.8 / 5.0
$390,900 home value, $1,292/mo rent
F
Safety
1.0 / 5.0
20 violent crimes/100K
A+
Education
4.6 / 5.0
45.0% bachelor's degree or higher
Muskego experiences four distinct seasons with an average annual temperature of 47°F (8°C). Winters average 21°F in January while summers reach 72°F in July. The area gets 260 sunny days per year. Annual precipitation totals 38.4 inches. Air quality is rated Good with a median AQI of 38.
Temperature
21°F Jan (-6°C)
72°F Jul (22°C)
| Annual Average | 47.3°F |
| 12% below US avg | |
| January Average | 21°F (-6°C) |
| July Average | 72°F (22°C) |
| Sunny Days | 260 days/yr |
Geography
| Elevation | 772 ft (235 m) |
| Area | 36.0 sq mi (93.1 km²) |
| Population Density | 796/sq mi |
| Coordinates | 42.8714°N, 88.1343°W |
| Timezone | America/Chicago |
| County | Walworth County County |
| Nearest Airport | General Mitchell International (MKE) 13 miles away |
Precipitation & Snow
Air Quality
| AQI Median | 38.0 |
| Rating | Good |
Air Pollutants (EPA 2023)
| Ozone (O₃) | 0.0501 ppm |
Natural Hazard Risk
| Overall Risk | Relatively Low |
| Risk Score | 74.8 / 100 |
| Social Vulnerability | 20.8 / 100 |
| Community Resilience | 80.3 / 100 |
Hazard Breakdown
| Tornado | Relatively Moderate |
| Hurricane | Very Low |
| Earthquake | Very Low |
| Wildfire | Very Low |
| Flood | Relatively Moderate |
| Hail | Relatively High |
| Strong Wind | Relatively Moderate |
| Heat Wave | Relatively Low |
| Winter Weather | Relatively Low |
| Lightning | Relatively Moderate |
| Ice Storm | Relatively Low |
| Drought | Relatively Low |
| Cold Wave | Relatively Moderate |
| Landslide | Relatively Low |
Source: FEMA National Risk Index v1.20 (Dec 2025)
Monthly Weather
| Month | Avg Temperature | Precipitation | Summary |
|---|---|---|---|
| January | 21°F (-6°C) | 1.5 in | Coldest |
| February | 24°F (-5°C) | 1.2 in | Driest |
| March | 34°F (1°C) | 2.2 in | |
| April | 45°F (7°C) | 3.4 in | |
| May | 56°F (14°C) | 3.0 in | |
| June | 66°F (19°C) | 3.7 in | |
| July | 72°F (22°C) | 3.8 in | Warmest |
| August | 69°F (21°C) | 3.9 in | Wettest |
| September | 62°F (17°C) | 3.7 in | |
| October | 50°F (10°C) | 2.4 in | |
| November | 37°F (3°C) | 2.4 in | |
| December | 25°F (-4°C) | 1.9 in |
Muskego has a seasonal temperature swing of 51°F / from 21°F in January to 72°F in July. Total annual precipitation is 33.2 inches, with August being the wettest month (3.9") and February the driest (1.2").