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Florence, IL

Full City Profile · Illinois · Scott County County

3.5 /5.0
B+ Good
12 Population 43/sq mi density
$26,250 Median Income $20,642 per capita
$75,000 Home Value $103,125 Zillow
54°F Avg Temperature 293 sunny days/yr
B+
Overall
3.5 / 5.0
Good overall score based on economy, affordability, safety and education
C+
Economy
2.6 / 5.0
$26,250 median income, 0.0% unemployment
A+
Affordability
5.0 / 5.0
$75,000 home value, /mo rent
C+
Safety
2.5 / 5.0
0 violent crimes/100K
B+
Education
3.8 / 5.0
0.0% bachelor's degree or higher
Florence experiences four distinct seasons with an average annual temperature of 54°F (12°C). Winters average 28°F in January while summers reach 77°F in July. The area gets 293 sunny days per year. Annual precipitation totals 40.5 inches. The area receives 15.6 inches of snow annually. Air quality is rated Good with a median AQI of 43.

Temperature

28°F Jan (-3°C) 77°F Jul (25°C)
Annual Average53.8°F
0% below US avg
January Average28°F (-3°C)
July Average77°F (25°C)
Sunny Days293 days/yr

Geography

Elevation497 ft (151 m)
Area0.1 sq mi (0.2 km²)
Population Density43/sq mi
Coordinates39.6284°N, 90.6128°W
TimezoneAmerica/Chicago
CountyScott County County
Nearest AirportQuincy Regional-Baldwin Field (UIN)
38 miles away

Precipitation & Snow

Annual Rainfall 40.5"
7% above US avg
Snowfall 15.6"
Wettest Month (May) 4.45"
Driest Month (Jan) 1.50"

Air Quality

AQI Median43.0
RatingGood

Natural Hazard Risk

Overall RiskVery Low
Risk Score2.8 / 100
Social Vulnerability10.6 / 100
Community Resilience82.8 / 100

Hazard Breakdown

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

Earthquake History

7 earthquakes (M2.5+) within 150 km since 1990. Strongest: M3.1. Most recent: M2.6 on Sep 19, 2024.

Jul 1, 2017 9 km SSE of Mulberry Grove, Illinois M3.1 147 km
Feb 8, 2004 6 km SSW of Stoutsville, Missouri M2.9 110 km
Apr 29, 2022 1 km SSW of Peerless Park, Missouri M2.8 123 km
May 5, 2008 3 km SSE of Fenton, Missouri M2.8 128 km
Sep 5, 2015 5 km SE of High Ridge, Missouri M2.7 134 km
Sep 19, 2024 1 km S of Old Monroe, Missouri M2.6 80 km
Jan 15, 1998 1 km SSE of Fenton, Missouri M2.5 127 km
Source: USGS (M2.5+, 1990–2025)

Tornado History

543 tornadoes (EF0+) within 100 km since 1950. Strongest: EF4. Total: 13 fatalities, 485 injuries.

Date Rating Distance Fatalities
Apr 22, 2011 EF4 100 km 0
May 13, 1995 EF4 87 km 0
Jun 14, 1957 EF4 79 km 2
Apr 4, 2023 EF3 82 km 0
Apr 19, 2011 EF3 71 km 0
Dec 31, 2010 EF3 75 km 0
Aug 19, 2009 EF3 97 km 0
Mar 13, 2006 EF3 92 km 0
May 10, 2003 EF3 96 km 0
Jun 1, 1999 EF3 88 km 1
May 9, 1995 EF3 81 km 0
Nov 15, 1988 EF3 92 km 0
Apr 29, 1984 EF3 80 km 0
May 1, 1983 EF3 47 km 0
Jun 21, 1981 EF3 67 km 1
Apr 7, 1980 EF3 97 km 0
Jul 26, 1978 EF3 74 km 0
Aug 6, 1977 EF3 77 km 0
Mar 20, 1976 EF3 84 km 0
Sep 30, 1973 EF3 72 km 0
Source: NOAA SPC (EF0+, 1950–2024)

Monthly Weather

Month Avg Temperature Precipitation Summary
January 28°F (-3°C) 1.5 in Coldest, Driest
February 31°F (-0°C) 1.7 in
March 42°F (6°C) 3.1 in
April 54°F (12°C) 3.7 in
May 64°F (18°C) 4.5 in Wettest
June 73°F (23°C) 3.7 in
July 77°F (25°C) 3.7 in Warmest
August 75°F (24°C) 3.3 in
September 67°F (20°C) 3.4 in
October 56°F (13°C) 2.8 in
November 43°F (6°C) 3.2 in
December 31°F (-1°C) 2.6 in

Florence has a seasonal temperature swing of 49°F / from 28°F in January to 77°F in July. Total annual precipitation is 37.0 inches, with May being the wettest month (4.5") and January the driest (1.5").

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