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La Moille, IL

Full City Profile · Illinois · Lee County County

3.1 /5.0
B Good
732 Population 704/sq mi density
$65,542 Median Income $35,270 per capita
$104,700 Home Value $163,140 Zillow
$836 Median Rent 26.4% income on rent
48°F Avg Temperature 282 sunny days/yr
137 Violent Crime/100K 1,517 property/100K
B
Overall
3.1 / 5.0
Good overall score based on economy, affordability, safety and education
A
Economy
4.2 / 5.0
$65,542 median income, 0.8% unemployment
A+
Affordability
5.0 / 5.0
$104,700 home value, $836/mo rent
F
Safety
1.0 / 5.0
137 violent crimes/100K
C
Education
2.1 / 5.0
13.3% bachelor's degree or higher
La Moille 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 282 sunny days per year. Air quality is rated Good with a median AQI of 43.

Temperature

20°F Jan (-7°C) 72°F Jul (22°C)
Annual Average48.2°F
11% below US avg
January Average20°F (-7°C)
July Average72°F (22°C)
Sunny Days282 days/yr

Geography

Elevation800 ft (244 m)
Area0.5 sq mi (1.2 km²)
Population Density704/sq mi
Coordinates41.5304°N, 89.2843°W
TimezoneAmerica/Chicago
CountyLee County County
Nearest AirportIllinois Valley Regional-Walter A Duncan Field (VYS)
14 miles away

Precipitation & Snow

Wettest Month (Jun) 4.37"
Driest Month (Feb) 1.22"

Air Quality

AQI Median43.0
RatingGood

Natural Hazard Risk

Overall RiskRelatively Low
Risk Score54.4 / 100
Social Vulnerability23.2 / 100
Community Resilience82.7 / 100

Hazard Breakdown

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

Earthquake History

8 earthquakes (M2.5+) within 150 km since 1990. Strongest: M4.2. Most recent: M2.6 on Mar 15, 2025.

Jun 28, 2004 12 km NW of Dayton, Illinois M4.2 33 km
Feb 10, 2010 2 km NW of Lily Lake, Illinois M3.8 81 km
Sep 2, 1999 8 km W of Amboy, Illinois M3.5 25 km
Nov 4, 2013 1 km SSW of Lyons, Illinois M3.2 125 km
Jul 15, 2024 2 km WNW of Somonauk, Illinois M3.1 49 km
Mar 25, 2015 3 km WNW of Lake in the Hills, Illinois M2.9 106 km
Jun 10, 2013 4 km NNE of Virgil, Illinois M2.6 82 km
Mar 15, 2025 6 km W of Dwight, Illinois M2.6 82 km
Source: USGS (M2.5+, 1990–2025)

Tornado History

649 tornadoes (EF0+) within 100 km since 1950. Strongest: EF5. Total: 74 fatalities, 1,226 injuries.

Date Rating Distance Fatalities
Aug 28, 1990 EF5 79 km 29
Apr 9, 2015 EF4 36 km 2
Jul 13, 2004 EF4 81 km 0
Mar 29, 1981 EF4 58 km 0
Jun 29, 1979 EF4 88 km 0
Jun 29, 1976 EF4 90 km 0
Apr 21, 1967 EF4 82 km 24
Jun 20, 2021 EF3 94 km 0
Feb 28, 2017 EF3 36 km 2
Feb 28, 2017 EF3 69 km 0
Jun 22, 2015 EF3 79 km 0
Jun 5, 2010 EF3 67 km 0
Apr 20, 2004 EF3 31 km 8
May 9, 1995 EF3 50 km 0
Mar 27, 1991 EF3 99 km 0
Mar 13, 1990 EF3 83 km 0
Apr 27, 1984 EF3 80 km 1
Aug 5, 1979 EF3 60 km 0
Jun 30, 1977 EF3 24 km 0
Mar 12, 1976 EF3 79 km 0
Source: NOAA SPC (EF0+, 1950–2024)

Wildfire History

4 wildfires (100+ acres) within 100 km. Largest: UNNAMED (1,741 ac, 2019).

Year Name Acres Distance
2019 UNNAMED 1,741 95 km
2019 UNNAMED 1,664 99 km
2021 MIDDLE GRANT CREEK 700 96 km
2017 UNNAMED 549 96 km
Source: NIFC/IRWIN (100+ acres)

Monthly Weather

Month Avg Temperature Precipitation Summary
January 20°F (-7°C) 1.4 in Coldest
February 24°F (-4°C) 1.2 in Driest
March 36°F (2°C) 2.6 in
April 48°F (9°C) 3.7 in
May 60°F (16°C) 4.1 in
June 69°F (21°C) 4.4 in Wettest
July 72°F (22°C) 3.8 in Warmest
August 71°F (21°C) 4.1 in
September 64°F (18°C) 3.8 in
October 52°F (11°C) 2.7 in
November 38°F (3°C) 2.7 in
December 25°F (-4°C) 2.1 in

La Moille has a seasonal temperature swing of 52°F / from 20°F in January to 72°F in July. Total annual precipitation is 36.5 inches, with June being the wettest month (4.4") and February the driest (1.2").

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