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Weldon Spring Heights, MO

Full City Profile · Missouri

4.0 /5.0
A Great
198 Population 1,980/sq mi density
$171,250 Median Income $49,137 per capita
$419,000 Home Value $614,708 Zillow
58°F Avg Temperature 293 sunny days/yr
26 Violent Crime/100K 600 property/100K
A
Overall
4.0 / 5.0
Strong
A+
Economy
4.9 / 5.0
$171,250 median income, 2.6% unemployment
A+
Affordability
5.0 / 5.0
$419,000 home value, /mo rent
F
Safety
1.0 / 5.0
26 violent crimes/100K
A+
Education
5.0 / 5.0
59.5% bachelor's degree or higher
Weldon Spring Heights enjoys a temperate climate with an average annual temperature of 58°F (14°C). Winters average 38°F in January while summers reach 78°F in July. The area gets 293 sunny days per year. Annual precipitation totals 45.6 inches. The area receives 7.6 inches of snow annually. Air quality is rated Good with a median AQI of 41.

Temperature

38°F Jan (3°C) 78°F Jul (26°C)
Annual Average58.2°F
8% above US avg
January Average38°F (3°C)
July Average78°F (26°C)
Sunny Days293 days/yr

Geography

Elevation646 ft (197 m)
Area0.1 sq mi (0.2 km²)
Population Density1,980/sq mi
Coordinates38.7051°N, 90.6852°W
TimezoneAmerica/Chicago
Nearest AirportSt Louis Lambert International (STL)
17 miles away

Precipitation & Snow

Annual Rainfall 45.6"
20% above US avg
Snowfall 7.6"
Wettest Month (May) 4.25"
Driest Month (Jan) 1.81"

Air Quality

AQI Median41.0
RatingGood

Earthquake History

31 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 72 km
Mar 2, 1990 9 km NW of Vernon, Illinois M3.4 132 km
Aug 27, 1993 5 km SSE of Olympian Village, Missouri M3.3 72 km
Apr 6, 1994 2 km NE of Tamaroa, Illinois M3.2 142 km
Jan 29, 1993 7 km WNW of Brownstown, Illinois M3.2 148 km
Jul 1, 2017 9 km SSE of Mulberry Grove, Illinois M3.1 127 km
Feb 28, 1994 5 km NW of Harrison, Illinois M3.0 150 km
Jul 8, 2003 1 km N of Leasburg, Missouri M2.9 85 km
Sep 5, 1995 3 km N of Woodlawn, Illinois M2.9 148 km
May 18, 2006 9 km SSE of De Soto, Missouri M2.9 74 km
Feb 8, 2004 6 km SSW of Stoutsville, Missouri M2.9 136 km
Apr 29, 2022 1 km SSW of Peerless Park, Missouri M2.8 25 km
Mar 28, 2024 1 km NNE of Germantown, Illinois M2.8 101 km
Aug 26, 1992 5 km W of Frohna, Missouri M2.8 147 km
Jul 31, 1995 8 km SSW of Caledonia, Missouri M2.8 113 km
Sep 13, 1997 3 km SSE of Darmstadt, Illinois M2.8 97 km
May 5, 2008 3 km SSE of Fenton, Missouri M2.8 34 km
Jul 15, 1990 7 km SW of Potosi, Missouri M2.7 93 km
Nov 12, 1996 15 km SSE of Olympian Village, Missouri M2.7 82 km
Jun 16, 1993 2 km SE of Longtown, Missouri M2.7 143 km
Source: USGS (M2.5+, 1990–2025)

Tornado History

529 tornadoes (EF0+) within 100 km since 1950. Strongest: EF4. Total: 56 fatalities, 1,072 injuries.

Date Rating Distance Fatalities
Apr 22, 2011 EF4 18 km 0
Apr 3, 1981 EF4 48 km 0
Jun 22, 1969 EF4 91 km 2
Jan 24, 1967 EF4 12 km 3
Feb 10, 1959 EF4 21 km 21
Feb 24, 1956 EF4 35 km 6
Dec 10, 2021 EF3 55 km 6
Dec 10, 2021 EF3 23 km 1
May 31, 2013 EF3 48 km 0
May 31, 2013 EF3 6 km 0
Dec 31, 2010 EF3 30 km 1
Mar 13, 2006 EF3 57 km 0
Mar 13, 2006 EF3 71 km 0
Mar 11, 2006 EF3 72 km 0
Nov 15, 1988 EF3 60 km 0
Nov 15, 1988 EF3 11 km 0
Apr 29, 1984 EF3 34 km 0
May 1, 1983 EF3 47 km 0
May 1, 1983 EF3 75 km 0
Dec 2, 1982 EF3 88 km 2
Source: NOAA SPC (EF0+, 1950–2024)

Wildfire History

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

Year Name Acres Distance
2022 SMITH MILL HOLLOW 3,978 88 km
2019 UNNAMED 2,688 88 km
2004 CICERO CREEK 1,846 80 km
2021 BERRYMAN BLOCK B AND C 1,728 91 km
2024 HARMON SPRING RX 1,330 86 km
2018 UNNAMED 1,285 86 km
2024 RENAULT 1,085 97 km
2024 FLATWOODS RX 796 89 km
2022 NORTH KOFFER HOLLOW 783 90 km
1989 UNNAMED 600 87 km
2024 PIGEON ROOST 583 95 km
2000 UNNAMED 549 83 km
1992 UNNAMED 533 94 km
1997 FLATWOODS 530 89 km
Source: NIFC/IRWIN (100+ acres)

Monthly Weather

Month Avg Temperature Precipitation Summary
January 38°F (3°C) 1.8 in Driest
February 34°F (1°C) 2.1 in
March 44°F (7°C) 3.4 in
April 55°F (13°C) 3.7 in
May 64°F (18°C) 4.3 in Wettest
June 73°F (23°C) 3.5 in
July 78°F (26°C) 3.9 in Warmest
August 76°F (24°C) 3.2 in
September 68°F (20°C) 3.2 in
October 57°F (14°C) 3.0 in
November 45°F (7°C) 3.2 in
December 34°F (1°C) 2.6 in Coldest

Weldon Spring Heights has a seasonal temperature swing of 45°F / from 34°F in December to 78°F in July. Total annual precipitation is 37.8 inches, with May being the wettest month (4.3") and January the driest (1.8").

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