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Wentzville, MO

Full City Profile · Missouri

3.8 /5.0
B+ Good
45,734 Population 2,105/sq mi density
$111,409 Median Income $45,841 per capita
$302,700 Home Value $393,315 Zillow
$1,264 Median Rent 29.2% income on rent
54°F Avg Temperature 268 sunny days/yr
205 Violent Crime/100K 1,049 property/100K
B+
Overall
3.8 / 5.0
Good overall score based on economy, affordability, safety and education
A+
Economy
5.0 / 5.0
$111,409 median income, 1.9% unemployment
A+
Affordability
5.0 / 5.0
$302,700 home value, $1,264/mo rent
F
Safety
1.0 / 5.0
205 violent crimes/100K
A
Education
4.2 / 5.0
39.4% bachelor's degree or higher
Wentzville 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 268 sunny days per year. Annual precipitation totals 37.7 inches. The area receives 6.3 inches of snow annually. Air quality is rated Good with a median AQI of 41.

Temperature

28°F Jan (-2°C) 77°F Jul (25°C)
Annual Average54.2°F
0% below US avg
January Average28°F (-2°C)
July Average77°F (25°C)
Sunny Days268 days/yr

Geography

Elevation633 ft (193 m)
Area20.0 sq mi (51.8 km²)
Population Density2,105/sq mi
Coordinates38.8114°N, 90.8529°W
TimezoneAmerica/Chicago
Nearest AirportSt Louis Lambert International (STL)
26 miles away

Precipitation & Snow

Annual Rainfall 37.7"
1% below US avg
Snowfall 6.3"
Wettest Month (May) 4.33"
Driest Month (Jan) 1.77"

Air Quality

AQI Median41.0
RatingGood

Earthquake History

24 earthquakes (M2.5+) within 150 km since 1990. Strongest: M3.9. Most recent: M2.6 on Sep 19, 2024.

Jun 7, 2011 18 km NNW of Potosi, Missouri M3.9 82 km
Mar 2, 1990 9 km NW of Vernon, Illinois M3.4 146 km
Aug 27, 1993 5 km SSE of Olympian Village, Missouri M3.3 88 km
Jul 1, 2017 9 km SSE of Mulberry Grove, Illinois M3.1 141 km
Jul 8, 2003 1 km N of Leasburg, Missouri M2.9 87 km
Feb 8, 2004 6 km SSW of Stoutsville, Missouri M2.9 117 km
May 18, 2006 9 km SSE of De Soto, Missouri M2.9 89 km
Apr 29, 2022 1 km SSW of Peerless Park, Missouri M2.8 44 km
Mar 28, 2024 1 km NNE of Germantown, Illinois M2.8 118 km
Jul 31, 1995 8 km SSW of Caledonia, Missouri M2.8 125 km
May 5, 2008 3 km SSE of Fenton, Missouri M2.8 52 km
Sep 13, 1997 3 km SSE of Darmstadt, Illinois M2.8 115 km
Jul 15, 1990 7 km SW of Potosi, Missouri M2.7 104 km
Nov 12, 1996 15 km SSE of Olympian Village, Missouri M2.7 99 km
Jul 22, 1998 12 km NE of Mine La Motte, Missouri M2.7 138 km
Sep 5, 2015 5 km SE of High Ridge, Missouri M2.7 53 km
Nov 25, 2013 8 km NE of Bonne Terre, Missouri M2.6 98 km
Feb 3, 2014 18 km NW of Potosi, Missouri M2.6 83 km
Mar 7, 2009 7 km S of Miramiguoa Park, Missouri M2.6 74 km
Jun 6, 2017 8 km ENE of Bonne Terre, Missouri M2.6 102 km
Source: USGS (M2.5+, 1990–2025)

Tornado History

521 tornadoes (EF0+) within 100 km since 1950. Strongest: EF4. Total: 53 fatalities, 1,029 injuries.

Date Rating Distance Fatalities
Apr 22, 2011 EF4 33 km 0
Apr 3, 1981 EF4 64 km 0
Jun 22, 1969 EF4 98 km 2
Jan 24, 1967 EF4 30 km 3
Feb 10, 1959 EF4 38 km 21
Feb 24, 1956 EF4 41 km 6
Dec 10, 2021 EF3 24 km 1
Dec 10, 2021 EF3 69 km 6
May 31, 2013 EF3 61 km 0
May 31, 2013 EF3 17 km 0
Dec 31, 2010 EF3 49 km 1
Mar 13, 2006 EF3 52 km 0
Mar 13, 2006 EF3 41 km 0
Mar 11, 2006 EF3 89 km 0
Nov 15, 1988 EF3 77 km 0
Nov 15, 1988 EF3 13 km 0
Apr 29, 1984 EF3 17 km 0
May 1, 1983 EF3 74 km 0
May 1, 1983 EF3 64 km 0
Apr 22, 1981 EF3 77 km 1
Source: NOAA SPC (EF0+, 1950–2024)

Wildfire History

12 wildfires (100+ acres) within 100 km. Largest: SMITH MILL HOLLOW (3,978 ac, 2022).

Year Name Acres Distance
2022 SMITH MILL HOLLOW 3,978 96 km
2019 UNNAMED 2,688 96 km
2004 CICERO CREEK 1,846 88 km
2021 BERRYMAN BLOCK B AND C 1,728 98 km
2024 HARMON SPRING RX 1,330 93 km
2018 UNNAMED 1,285 93 km
2024 FLATWOODS RX 796 98 km
2022 NORTH KOFFER HOLLOW 783 96 km
1989 UNNAMED 600 97 km
2000 UNNAMED 549 92 km
1992 UNNAMED 533 96 km
1997 FLATWOODS 530 98 km
Source: NIFC/IRWIN (100+ acres)

Monthly Weather

Month Avg Temperature Precipitation Summary
January 28°F (-2°C) 1.8 in Coldest, Driest
February 33°F (1°C) 2.0 in
March 44°F (7°C) 3.3 in
April 55°F (13°C) 3.7 in
May 64°F (18°C) 4.3 in Wettest
June 72°F (22°C) 3.7 in
July 77°F (25°C) 3.8 in Warmest
August 75°F (24°C) 3.1 in
September 68°F (20°C) 3.3 in
October 56°F (14°C) 3.0 in
November 44°F (7°C) 3.3 in
December 33°F (1°C) 2.6 in

Wentzville has a seasonal temperature swing of 49°F / from 28°F in January to 77°F in July. Total annual precipitation is 37.7 inches, with May being the wettest month (4.3") and January the driest (1.8").

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