Sadorus, IL

Full City Profile · Illinois · Douglas County County

4.0 /5.0
A Great
342 Population 332/sq mi density
$97,560 Median Income $38,037 per capita
$126,100 Home Value $205,390 Zillow
$950 Median Rent 31.7% income on rent
51°F Avg Temperature
A
Overall
4.0 / 5.0
Strong
A+
Economy
4.7 / 5.0
$97,560 median income, 3.9% unemployment
A+
Affordability
5.0 / 5.0
$126,100 home value, $950/mo rent
C
Education
2.3 / 5.0
16.0% bachelor's degree or higher
Sadorus experiences four distinct seasons with an average annual temperature of 51°F (11°C). Winters average 25°F in January while summers reach 73°F in July. Annual precipitation totals 39.6 inches. The area receives 20.8 inches of snow annually.

Temperature

25°F Jan (-4°C) 73°F Jul (23°C)
Annual Average51.1°F
5% below US avg
January Average25°F (-4°C)
July Average73°F (23°C)

Geography

Elevation692 ft (211 m)
Area0.4 sq mi (1.0 km²)
Population Density332/sq mi
Coordinates39.9669°N, 88.3451°W
TimezoneAmerica/Chicago
CountyDouglas County County
Nearest AirportVermilion Regional (DNV)
43 miles away

Precipitation & Snow

Annual Rainfall 39.6"
4% above US avg
Snowfall 20.8"
Wettest Month (Jun) 4.91"
Driest Month (Feb) 2.00"

Air Quality

Natural Hazard Risk

Overall RiskRelatively Low
Risk Score62.1 / 100
Social Vulnerability57.9 / 100
Community Resilience63.1 / 100

Hazard Breakdown

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

Earthquake History

14 earthquakes (M2.5+) within 150 km since 1990. Strongest: M3.8. Most recent: M3.3 on May 13, 2025.

Jun 17, 2021 Illinois-Indiana border region M3.8 92 km
Nov 11, 1991 3 km W of Flat Rock, Illinois M3.8 130 km
Apr 14, 2000 4 km NW of Heritage Lake, Indiana M3.6 138 km
Mar 2, 1990 9 km NW of Vernon, Illinois M3.4 143 km
May 13, 2025 7 km SSW of Lerna, Illinois M3.3 68 km
Jan 29, 1993 7 km WNW of Brownstown, Illinois M3.2 119 km
Dec 17, 1990 Illinois-Indiana border region M3.2 111 km
Jul 1, 2017 9 km SSE of Mulberry Grove, Illinois M3.1 146 km
May 10, 2012 0 km NW of Emison, Indiana M3.1 150 km
Dec 16, 1996 3 km NNE of Terre Haute, Indiana M3.1 96 km
Sep 5, 2004 3 km WNW of Saint Peter, Illinois M2.9 129 km
Apr 24, 1990 5 km SW of Newton, Illinois M2.9 113 km
May 10, 2012 1 km NNW of Emison, Indiana M2.7 149 km
Mar 15, 2025 6 km W of Dwight, Illinois M2.6 125 km
Source: USGS (M2.5+, 1990-2025)

Tornado History

699 tornadoes (EF0+) within 100 km since 1950. Strongest: EF4. Total: 17 fatalities, 474 injuries.

Date Rating Distance Fatalities
May 5, 1977 EF4 83 km 0
Mar 20, 1976 EF4 43 km 0
Nov 17, 2013 EF3 14 km 0
Nov 17, 2013 EF3 34 km 0
Apr 19, 1996 EF3 38 km 1
Apr 19, 1996 EF3 14 km 0
Apr 19, 1996 EF3 94 km 0
Apr 19, 1996 EF3 73 km 0
Aug 21, 1977 EF3 65 km 6
Aug 10, 1974 EF3 49 km 0
Aug 10, 1974 EF3 96 km 0
Apr 3, 1974 EF3 66 km 0
Apr 3, 1974 EF3 10 km 1
Apr 3, 1974 EF3 24 km 0
Apr 3, 1974 EF3 81 km 0
Apr 3, 1974 EF3 72 km 1
May 15, 1968 EF3 91 km 0
Apr 29, 1963 EF3 100 km 0
Apr 22, 1963 EF3 20 km 0
Apr 22, 1963 EF3 35 km 0
Source: NOAA SPC (EF0+, 1950-2024)

Monthly Weather

Month Avg Temperature Precipitation Summary
January 25°F (-4°C) 2.3 in Coldest
February 30°F (-1°C) 2.0 in Driest
March 40°F (5°C) 2.9 in
April 52°F (11°C) 3.7 in
May 62°F (17°C) 4.6 in
June 71°F (22°C) 4.9 in Wettest
July 73°F (23°C) 4.3 in Warmest
August 71°F (22°C) 3.3 in
September 65°F (18°C) 3.1 in
October 53°F (12°C) 3.2 in
November 41°F (5°C) 3.1 in
December 31°F (-1°C) 2.3 in

Sadorus has a seasonal temperature swing of 48°F / from 25°F in January to 73°F in July. Total annual precipitation is 39.6 inches, with June being the wettest month (4.9") and February the driest (2.0").

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