Mehlville, MO

Full City Profile · Missouri

4.1 /5.0
A Great
29,089 Population 3,889/sq mi density
$65,395 Median Income $39,008 per capita
$210,200 Home Value $253,511 Zillow
$1,029 Median Rent 26.5% income on rent
57°F Avg Temperature
A
Overall
4.1 / 5.0
Strong
A
Economy
4.1 / 5.0
$65,395 median income, 3.4% unemployment
A+
Affordability
4.9 / 5.0
$210,200 home value, $1,029/mo rent
B
Education
3.4 / 5.0
30.5% bachelor's degree or higher
Mehlville enjoys a temperate climate with an average annual temperature of 57°F (14°C). Winters average 32°F in January while summers reach 79°F in July. Annual precipitation totals 40.8 inches. The area receives 13.8 inches of snow annually.

Temperature

32°F Jan (0°C) 79°F Jul (26°C)
Annual Average56.5°F
5% above US avg
January Average32°F (0°C)
July Average79°F (26°C)

Geography

Elevation607 ft (185 m)
Area7.6 sq mi (19.7 km²)
Population Density3,889/sq mi
Coordinates38.5084°N, 90.3229°W
TimezoneAmerica/Chicago
Nearest AirportSt Louis Lambert International (STL)
17 miles away

Precipitation & Snow

Annual Rainfall 40.8"
7% above US avg
Snowfall 13.8"
Wettest Month (May) 4.84"
Driest Month (Feb) 1.96"

Air Quality

Earthquake History

44 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 70 km
Mar 2, 1990 9 km NW of Vernon, Illinois M3.4 107 km
Aug 27, 1993 5 km SSE of Olympian Village, Missouri M3.3 48 km
Oct 24, 1990 5 km ENE of Woodlawn, Illinois M3.2 119 km
Jan 29, 1993 7 km WNW of Brownstown, Illinois M3.2 126 km
Dec 27, 1992 2 km E of Pocahontas, Missouri M3.2 128 km
Apr 6, 1994 2 km NE of Tamaroa, Illinois M3.2 104 km
Jul 1, 2017 9 km SSE of Mulberry Grove, Illinois M3.1 102 km
Mar 12, 2002 6 km S of Marble Hill, Missouri M3.1 144 km
Jan 23, 1991 3 km WSW of Logan, Illinois M3.1 142 km
Jun 27, 2005 6 km E of Grand Tower, Illinois M3.0 125 km
Feb 28, 1994 5 km NW of Harrison, Illinois M3.0 112 km
May 18, 2006 9 km SSE of De Soto, Missouri M2.9 54 km
Sep 5, 1995 3 km N of Woodlawn, Illinois M2.9 113 km
Sep 5, 2004 3 km WNW of Saint Peter, Illinois M2.9 131 km
Jul 8, 2003 1 km N of Leasburg, Missouri M2.9 96 km
Apr 29, 2022 1 km SSW of Peerless Park, Missouri M2.8 16 km
Mar 28, 2024 1 km NNE of Germantown, Illinois M2.8 69 km
Aug 26, 1992 5 km W of Frohna, Missouri M2.8 112 km
Sep 13, 1997 3 km SSE of Darmstadt, Illinois M2.8 59 km
Source: USGS (M2.5+, 1990-2025)

Tornado History

575 tornadoes (EF0+) within 100 km since 1950. Strongest: EF4. Total: 78 fatalities, 1,220 injuries.

Date Rating Distance Fatalities
Feb 28, 2017 EF4 92 km 1
Nov 17, 2013 EF4 77 km 2
Apr 22, 2011 EF4 29 km 0
Apr 3, 1981 EF4 29 km 0
Jun 22, 1969 EF4 92 km 2
Jun 22, 1969 EF4 89 km 4
Jan 24, 1967 EF4 28 km 3
Feb 10, 1959 EF4 24 km 21
Feb 24, 1956 EF4 52 km 6
Dec 10, 2021 EF3 36 km 6
Dec 10, 2021 EF3 52 km 1
Oct 24, 2021 EF3 90 km 0
May 31, 2013 EF3 42 km 0
May 31, 2013 EF3 36 km 0
Dec 31, 2010 EF3 13 km 1
Mar 13, 2006 EF3 95 km 0
Mar 11, 2006 EF3 43 km 0
Mar 11, 2006 EF3 82 km 2
Apr 19, 1996 EF3 95 km 0
Nov 15, 1988 EF3 46 km 0
Source: NOAA SPC (EF0+, 1950-2024)

Wildfire History

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

Year Name Acres Distance
2022 SMITH MILL HOLLOW 3,978 86 km
2005 UNNAMED 2,751 98 km
2019 UNNAMED 2,688 88 km
2021 BEAR PAW 2,080 99 km
2024 BEAR PAW RX 2,067 99 km
2004 CICERO CREEK 1,846 80 km
2021 BERRYMAN BLOCK B AND C 1,728 90 km
2015 UNNAMED 1,586 99 km
2010 DELBRIDGE SOUTH 1,574 99 km
2000 UNNAMED 1,552 100 km
1999 UNNAMED 1,483 100 km
2024 HARMON SPRING RX 1,330 87 km
2018 UNNAMED 1,285 87 km
2013 UNNAMED 1,196 98 km
2024 RENAULT 1,085 88 km
2021 STATE OF ILLINOIS TRACT RX 1,011 99 km
2013 UNNAMED 820 100 km
2024 FLATWOODS RX 796 85 km
2022 NORTH KOFFER HOLLOW 783 91 km
2005 UNNAMED 741 80 km
Source: NIFC/IRWIN (100+ acres)

Monthly Weather

Month Avg Temperature Precipitation Summary
January 32°F (0°C) 2.5 in Coldest
February 37°F (3°C) 2.0 in Driest
March 46°F (8°C) 3.3 in
April 57°F (14°C) 4.5 in
May 67°F (19°C) 4.8 in Wettest
June 75°F (24°C) 4.4 in
July 79°F (26°C) 3.7 in Warmest
August 77°F (25°C) 3.7 in
September 69°F (21°C) 3.4 in
October 58°F (14°C) 3.1 in
November 46°F (8°C) 3.3 in
December 36°F (2°C) 2.3 in

Mehlville has a seasonal temperature swing of 47°F / from 32°F in January to 79°F in July. Total annual precipitation is 40.8 inches, with May being the wettest month (4.8") and February the driest (2.0").

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