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Somerset, WI

Full City Profile · Wisconsin · Washington County County

3.3 /5.0
B Good
3,084 Population 929/sq mi density
$76,176 Median Income $32,711 per capita
$271,200 Home Value $401,329 Zillow
$1,127 Median Rent 29.5% income on rent
48°F Avg Temperature 270 sunny days/yr
150 Violent Crime/100K 2,237 property/100K
B
Overall
3.3 / 5.0
Good overall score based on economy, affordability, safety and education
A
Economy
4.4 / 5.0
$76,176 median income, 1.3% unemployment
A+
Affordability
4.7 / 5.0
$271,200 home value, $1,127/mo rent
F
Safety
1.0 / 5.0
150 violent crimes/100K
C+
Education
2.9 / 5.0
24.3% bachelor's degree or higher
Somerset experiences four distinct seasons with an average annual temperature of 48°F (9°C). Winters average 18°F in January while summers reach 75°F in July. The area gets 270 sunny days per year. Annual precipitation totals 35.1 inches. Air quality is rated Good with a median AQI of 38.

Temperature

18°F Jan (-8°C) 75°F Jul (24°C)
Annual Average48.4°F
10% below US avg
January Average18°F (-8°C)
July Average75°F (24°C)
Sunny Days270 days/yr

Geography

Elevation821 ft (250 m)
Area1.1 sq mi (2.7 km²)
Population Density929/sq mi
Coordinates45.1257°N, 92.6730°W
TimezoneAmerica/Chicago
CountyWashington County County
Nearest AirportNew Richmond Regional (RNH)
7 miles away

Precipitation & Snow

Annual Rainfall 35.1"
8% below US avg
Wettest Month (Jun) 4.53"
Driest Month (Feb) 0.75"

Air Quality

AQI Median38.0
RatingGood

Air Pollutants (EPA 2023)

Ozone (O₃)0.0445 ppm
SO₂ (Sulfur Dioxide)0.62 ppb

Natural Hazard Risk

Overall RiskRelatively Moderate
Risk Score83.9 / 100
Social Vulnerability10.6 / 100
Community Resilience97.1 / 100

Hazard Breakdown

Tornado Relatively High
Earthquake Very Low
Wildfire Relatively Low
Flood Relatively Moderate
Hail Relatively High
Strong Wind Very High
Heat Wave Relatively Moderate
Winter Weather Relatively Moderate
Lightning Relatively High
Ice Storm Relatively Moderate
Drought Very Low
Cold Wave Relatively Moderate
Landslide Relatively Low
Source: FEMA National Risk Index v1.20 (Dec 2025)

Earthquake History

1 earthquake (M2.5+) within 150 km since 1990. Strongest: M2.8. Most recent: M2.8 on Apr 25, 2017.

Apr 25, 2017 Near Mankato, Minnesota M2.8 148 km
Source: USGS (M2.5+, 1990–2025)

Tornado History

437 tornadoes (EF0+) within 100 km since 1950. Strongest: EF5. Total: 62 fatalities, 1,105 injuries.

Date Rating Distance Fatalities
Jun 4, 1958 EF5 37 km 21
Jul 3, 1983 EF4 52 km 0
Jul 30, 1977 EF4 90 km 0
May 6, 1965 EF4 93 km 3
May 6, 1965 EF4 49 km 3
May 6, 1965 EF4 74 km 0
May 6, 1965 EF4 58 km 6
Jun 4, 1958 EF4 97 km 3
May 21, 1957 EF4 53 km 0
Sep 24, 2019 EF3 83 km 0
May 16, 2017 EF3 43 km 1
May 25, 2008 EF3 30 km 1
Jun 18, 2001 EF3 73 km 2
May 15, 1998 EF3 91 km 0
Jul 27, 1987 EF3 62 km 0
Jul 23, 1987 EF3 63 km 0
Apr 26, 1984 EF3 45 km 1
Jun 14, 1981 EF3 58 km 1
Jul 15, 1980 EF3 97 km 1
Jul 30, 1977 EF3 36 km 0
Source: NOAA SPC (EF0+, 1950–2024)

Wildfire History

20 wildfires (100+ acres) within 100 km. Largest: UNIT 4 (5,887 ac, 2002).

Year Name Acres Distance
2002 UNIT 4 5,887 96 km
2003 UNITS 37 38 39 A 4,879 88 km
1998 UNITS 1617 4,649 92 km
2005 RX HFR 05 4,253 91 km
2009 BU9 4,112 97 km
2007 WUI 07 - UNIT 36 4,025 87 km
2000 UNIT 25 3,412 88 km
2009 BU11 3,242 93 km
1997 BIG 2,987 90 km
2009 UNNAMED 2,904 37 km
2003 UNITS 34 33 W 2,637 89 km
2024 UNIT 8E RX 2,551 94 km
1992 SHARPTAIL 2,288 89 km
2024 RX-86_FY23 2,187 84 km
2010 WUI 10 UNIT D 2,042 88 km
1996 UNNAMED 1,906 87 km
2000 UNNAMED 1,850 73 km
2006 UNIT 4 1,732 96 km
2009 UNIT 23 24 26 1,644 90 km
1995 ANTLER 1,603 88 km
Source: NIFC/IRWIN (100+ acres)

Monthly Weather

Month Avg Temperature Precipitation Summary
January 18°F (-8°C) 0.9 in Coldest
February 19°F (-7°C) 0.8 in Driest
March 31°F (-1°C) 1.6 in
April 46°F (8°C) 2.6 in
May 58°F (15°C) 3.4 in
June 67°F (20°C) 4.5 in Wettest
July 75°F (24°C) 3.9 in Warmest
August 70°F (21°C) 4.2 in
September 60°F (16°C) 3.6 in
October 48°F (9°C) 2.5 in
November 32°F (0°C) 1.6 in
December 18°F (-8°C) 1.1 in

Somerset has a seasonal temperature swing of 57°F / from 18°F in January to 75°F in July. Total annual precipitation is 30.6 inches, with June being the wettest month (4.5") and February the driest (0.8").

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