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Winslow, IL

Full City Profile · Illinois · Stephenson County County

2.5 /5.0
C+ Fair
376 Population 817/sq mi density
$54,375 Median Income $27,343 per capita
$100,000 Home Value $199,034 Zillow
$882 Median Rent 20.6% income on rent
48°F Avg Temperature 260 sunny days/yr
330 Violent Crime/100K 1,707 property/100K
C+
Overall
2.5 / 5.0
Fair overall score based on economy, affordability, safety and education
C+
Economy
2.5 / 5.0
$54,375 median income, 5.0% unemployment
A+
Affordability
5.0 / 5.0
$100,000 home value, $882/mo rent
F
Safety
1.0 / 5.0
330 violent crimes/100K
D
Education
1.6 / 5.0
7.5% bachelor's degree or higher
Winslow experiences four distinct seasons with an average annual temperature of 48°F (9°C). Winters average 20°F in January while summers reach 72°F in July. The area gets 260 sunny days per year. Annual precipitation totals 38.7 inches. The area receives 35.7 inches of snow annually. Air quality is rated Good with a median AQI of 43.

Temperature

20°F Jan (-7°C) 72°F Jul (22°C)
Annual Average47.9°F
11% below US avg
January Average20°F (-7°C)
July Average72°F (22°C)
Sunny Days260 days/yr

Geography

Elevation782 ft (238 m)
Area0.5 sq mi (1.2 km²)
Population Density817/sq mi
Coordinates42.4930°N, 89.7949°W
TimezoneAmerica/Chicago
CountyStephenson County County
Nearest AirportSouthern Wisconsin Regional (JVL)
39 miles away

Precipitation & Snow

Annual Rainfall 38.7"
2% above US avg
Snowfall 35.7"
Wettest Month (Aug) 4.13"
Driest Month (Feb) 1.10"

Air Quality

AQI Median43.0
RatingGood

Natural Hazard Risk

Overall RiskRelatively Low
Risk Score73.9 / 100
Social Vulnerability56.7 / 100
Community Resilience68.6 / 100

Hazard Breakdown

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

Earthquake History

6 earthquakes (M2.5+) within 150 km since 1990. Strongest: M4.2. Most recent: M3.1 on Jul 15, 2024.

Jun 28, 2004 12 km NW of Dayton, Illinois M4.2 137 km
Feb 10, 2010 2 km NW of Lily Lake, Illinois M3.8 122 km
Sep 2, 1999 8 km W of Amboy, Illinois M3.5 91 km
Jul 15, 2024 2 km WNW of Somonauk, Illinois M3.1 130 km
Mar 25, 2015 3 km WNW of Lake in the Hills, Illinois M2.9 122 km
Jun 10, 2013 4 km NNE of Virgil, Illinois M2.6 120 km
Source: USGS (M2.5+, 1990–2025)

Tornado History

549 tornadoes (EF0+) within 100 km since 1950. Strongest: EF5. Total: 46 fatalities, 995 injuries.

Date Rating Distance Fatalities
Jun 7, 1984 EF5 55 km 9
Apr 9, 2015 EF4 83 km 2
Jul 3, 1983 EF4 60 km 0
Mar 29, 1981 EF4 91 km 0
Apr 21, 1967 EF4 78 km 24
Jun 16, 2014 EF3 60 km 0
Jan 7, 2008 EF3 80 km 0
Aug 18, 2005 EF3 56 km 1
Jun 19, 1993 EF3 78 km 0
Jun 17, 1992 EF3 48 km 0
May 8, 1988 EF3 37 km 0
Aug 5, 1979 EF3 56 km 0
Jun 4, 1975 EF3 94 km 0
Jun 20, 1974 EF3 69 km 1
Sep 9, 1970 EF3 72 km 0
Aug 2, 1967 EF3 76 km 2
Apr 16, 1967 EF3 12 km 0
Jan 24, 1967 EF3 37 km 0
Jan 24, 1967 EF3 53 km 0
Aug 16, 1963 EF3 90 km 0
Source: NOAA SPC (EF0+, 1950–2024)

Wildfire History

3 wildfires (100+ acres) within 100 km. Largest: 2018 BADGER RX BURNS (659 ac, 2018).

Year Name Acres Distance
2018 2018 BADGER RX BURNS 659 98 km
2019 2019 BADGER RX BURNS 627 98 km
2009 COLD SPRINGS 552 24 km
Source: NIFC/IRWIN (100+ acres)

Monthly Weather

Month Avg Temperature Precipitation Summary
January 20°F (-7°C) 1.1 in Coldest
February 22°F (-5°C) 1.1 in Driest
March 34°F (1°C) 2.3 in
April 47°F (8°C) 3.2 in
May 59°F (15°C) 3.7 in
June 68°F (20°C) 4.1 in
July 72°F (22°C) 3.7 in Warmest
August 70°F (21°C) 4.1 in Wettest
September 62°F (17°C) 3.9 in
October 50°F (10°C) 2.6 in
November 36°F (2°C) 2.4 in
December 23°F (-5°C) 1.8 in

Winslow has a seasonal temperature swing of 52°F / from 20°F in January to 72°F in July. Total annual precipitation is 34.0 inches, with August being the wettest month (4.1") and February the driest (1.1").

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