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DeForest, WI

Full City Profile · Wisconsin · Dane County County

3.8 /5.0
B+ Good
10,853 Population 1,152/sq mi density
$106,223 Median Income $48,461 per capita
$337,500 Home Value $499,687 Zillow
$1,381 Median Rent 24.4% income on rent
46°F Avg Temperature 260 sunny days/yr
93 Violent Crime/100K 901 property/100K
B+
Overall
3.8 / 5.0
Good overall score based on economy, affordability, safety and education
A+
Economy
4.9 / 5.0
$106,223 median income, 1.5% unemployment
A+
Affordability
4.9 / 5.0
$337,500 home value, $1,381/mo rent
F
Safety
1.0 / 5.0
93 violent crimes/100K
A
Education
4.3 / 5.0
40.7% bachelor's degree or higher
DeForest experiences four distinct seasons with an average annual temperature of 46°F (8°C). Winters average 18°F in January while summers reach 71°F in July. The area gets 260 sunny days per year. Annual precipitation totals 35.5 inches. The area receives 42.6 inches of snow annually. Air quality is rated Good with a median AQI of 38.

Temperature

18°F Jan (-8°C) 71°F Jul (22°C)
Annual Average46.0°F
15% below US avg
January Average18°F (-8°C)
July Average71°F (22°C)
Sunny Days260 days/yr

Geography

Elevation884 ft (269 m)
Area7.5 sq mi (19.4 km²)
Population Density1,152/sq mi
Coordinates43.2273°N, 89.3457°W
TimezoneAmerica/Chicago
CountyDane County County
Nearest AirportDane County Regional/Truax Field (MSN)
6 miles away

Precipitation & Snow

Annual Rainfall 35.5"
7% below US avg
Snowfall 42.6"
Wettest Month (Aug) 4.13"
Driest Month (Feb) 1.14"

Air Quality

AQI Median38.0
RatingGood

Air Pollutants (EPA 2023)

Ozone (O₃)0.0501 ppm
PM2.5 (Fine Particles)10.0 μg/m³

Natural Hazard Risk

Overall RiskRelatively Moderate
Risk Score93.9 / 100
Social Vulnerability15.9 / 100
Community Resilience97.8 / 100

Hazard Breakdown

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

Earthquake History

1 earthquake (M2.5+) within 150 km since 1990. Strongest: M2.9. Most recent: M2.9 on Mar 25, 2015.

Mar 25, 2015 3 km WNW of Lake in the Hills, Illinois M2.9 141 km
Source: USGS (M2.5+, 1990-2025)

Tornado History

562 tornadoes (EF0+) within 100 km since 1950. Strongest: EF5. Total: 34 fatalities, 732 injuries.

Date Rating Distance Fatalities
Jul 18, 1996 EF5 79 km 0
Jun 7, 1984 EF5 59 km 9
Apr 27, 1984 EF4 84 km 1
Jul 3, 1983 EF4 70 km 0
Apr 4, 1981 EF4 95 km 3
Apr 21, 1974 EF4 72 km 0
Apr 19, 1957 EF4 98 km 1
Apr 3, 1956 EF4 84 km 7
Sep 26, 1951 EF4 28 km 1
Jun 16, 2014 EF3 30 km 0
Aug 18, 2005 EF3 35 km 1
Jun 23, 2004 EF3 59 km 1
Jun 23, 2004 EF3 60 km 0
Aug 29, 1992 EF3 95 km 1
Jun 17, 1992 EF3 41 km 0
Jun 8, 1984 EF3 27 km 0
Jun 5, 1980 EF3 48 km 0
Apr 7, 1980 EF3 41 km 0
Jun 5, 1977 EF3 83 km 0
Jun 4, 1975 EF3 9 km 0
Source: NOAA SPC (EF0+, 1950-2024)

Wildfire History

10 wildfires (100+ acres) within 100 km. Largest: UNNAMED (1,524 ac, 2006).

Year Name Acres Distance
2006 UNNAMED 1,524 67 km
2010 RX BURN 1,236 68 km
1994 SOMMERS 938 66 km
1988 PEACHY RD 812 64 km
2018 2018 BADGER RX BURNS 659 37 km
2019 2019 BADGER RX BURNS 627 36 km
2006 UNNAMED 612 66 km
2007 TOWER RD 2 592 64 km
2024 RX-HWY Y - SOUTH 553 57 km
2009 COLD SPRINGS 552 66 km
Source: NIFC/IRWIN (100+ acres)

Monthly Weather

Month Avg Temperature Precipitation Summary
January 18°F (-8°C) 1.2 in Coldest
February 21°F (-6°C) 1.1 in Driest
March 33°F (0°C) 2.2 in
April 45°F (7°C) 3.3 in
May 58°F (14°C) 3.4 in
June 67°F (19°C) 3.9 in
July 71°F (22°C) 3.9 in Warmest
August 69°F (20°C) 4.1 in Wettest
September 61°F (16°C) 3.6 in
October 49°F (9°C) 2.3 in
November 35°F (2°C) 2.2 in
December 22°F (-6°C) 1.6 in

DeForest has a seasonal temperature swing of 53°F / from 18°F in January to 71°F in July. Total annual precipitation is 33.0 inches, with August being the wettest month (4.1") and February the driest (1.1").

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