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St. Clair, MO

Full City Profile · Missouri

2.7 /5.0
C+ Fair
4,767 Population 989/sq mi density
$40,933 Median Income $23,961 per capita
$134,100 Home Value $120,767 Zillow
$874 Median Rent 32.0% income on rent
55°F Avg Temperature 261 sunny days/yr
340 Violent Crime/100K 7,436 property/100K
C+
Overall
2.7 / 5.0
Fair overall score based on economy, affordability, safety and education
B
Economy
3.3 / 5.0
$40,933 median income, 4.3% unemployment
A+
Affordability
4.8 / 5.0
$134,100 home value, $874/mo rent
F
Safety
1.0 / 5.0
340 violent crimes/100K
D
Education
1.6 / 5.0
8.0% bachelor's degree or higher
St. Clair experiences four distinct seasons with an average annual temperature of 55°F (13°C). Winters average 29°F in January while summers reach 79°F in July. The area gets 261 sunny days per year. Annual precipitation totals 41.3 inches. The area receives 5.6 inches of snow annually. Air quality is rated Good with a median AQI of 41.

Temperature

29°F Jan (-2°C) 79°F Jul (26°C)
Annual Average55.4°F
3% above US avg
January Average29°F (-2°C)
July Average79°F (26°C)
Sunny Days261 days/yr

Geography

Elevation755 ft (230 m)
Area1.4 sq mi (3.7 km²)
Population Density989/sq mi
Coordinates38.0593°N, 93.7945°W
TimezoneAmerica/Chicago
Nearest AirportSedalia Regional (DMO)
56 miles away

Precipitation & Snow

Annual Rainfall 41.3"
9% above US avg
Snowfall 5.6"
Wettest Month (May) 4.88"
Driest Month (Jan) 1.50"

Air Quality

AQI Median41.0
RatingGood

Earthquake History

8 earthquakes (M2.5+) within 150 km since 1990. Strongest: M3.3. Most recent: M2.6 on Apr 23, 2025.

May 18, 2005 Missouri M3.3 47 km
Jul 31, 2005 Missouri M3.3 119 km
Mar 30, 2001 1 km SW of Hermitage, Missouri M3.1 43 km
Jan 21, 1992 5 km SE of Linn Creek, Missouri M3.1 99 km
May 13, 1999 6 km WSW of Kansas City, Kansas M3.0 140 km
Apr 4, 2015 3 km ESE of Clinton, Missouri M2.6 34 km
Apr 23, 2025 3 km E of Hartville, Missouri M2.6 147 km
Apr 29, 2018 3 km WNW of Evergreen, Missouri M2.5 117 km
Source: USGS (M2.5+, 1990–2025)

Tornado History

430 tornadoes (EF0+) within 100 km since 1950. Strongest: EF4. Total: 23 fatalities, 338 injuries.

Date Rating Distance Fatalities
Apr 19, 1973 EF4 57 km 0
May 22, 2019 EF3 92 km 3
Mar 12, 2006 EF3 40 km 0
May 4, 2003 EF3 84 km 5
May 4, 2003 EF3 86 km 4
May 4, 1999 EF3 15 km 0
May 17, 1995 EF3 65 km 0
Mar 15, 1982 EF3 19 km 0
May 12, 1980 EF3 75 km 0
May 4, 1977 EF3 78 km 2
May 4, 1977 EF3 72 km 0
Apr 20, 1973 EF3 54 km 0
Apr 20, 1973 EF3 52 km 0
Apr 20, 1973 EF3 52 km 0
Apr 20, 1973 EF3 77 km 0
Apr 20, 1973 EF3 53 km 0
May 15, 1968 EF3 98 km 0
Apr 12, 1964 EF3 89 km 1
Apr 15, 1960 EF3 95 km 0
Nov 17, 1958 EF3 83 km 0
Source: NOAA SPC (EF0+, 1950–2024)

Wildfire History

20 wildfires (100+ acres) within 100 km. Largest: UNNAMED (7,388 ac, 1994).

Year Name Acres Distance
1994 UNNAMED 7,388 79 km
1994 UNNAMED 5,344 94 km
2006 BIG SPRING FIRE 4,921 78 km
2010 UNNAMED 4,767 80 km
2009 MOUNTAIN CREEK 4,322 91 km
1991 UNNAMED 4,179 86 km
1992 UNNAMED 3,538 78 km
1991 UNNAMED 3,533 92 km
1991 UNNAMED 3,492 79 km
1994 UNNAMED 3,336 91 km
1991 UNNAMED 3,135 84 km
2012 KINFOLK RD 2,883 92 km
1991 UNNAMED 2,763 53 km
2007 UNNAMED 2,710 78 km
2005 UNNAMED 2,590 79 km
2006 UNNAMED 2,575 79 km
1991 UNNAMED 2,569 97 km
2002 UNNAMED 2,418 90 km
1991 UNNAMED 2,369 89 km
2021 UNNAMED 2,166 81 km
Source: NIFC/IRWIN (100+ acres)

Monthly Weather

Month Avg Temperature Precipitation Summary
January 29°F (-2°C) 1.5 in Coldest, Driest
February 35°F (2°C) 1.8 in
March 45°F (7°C) 3.2 in
April 56°F (13°C) 4.0 in
May 64°F (18°C) 4.9 in Wettest
June 73°F (23°C) 4.9 in
July 79°F (26°C) 3.3 in Warmest
August 77°F (25°C) 3.9 in
September 69°F (21°C) 4.4 in
October 58°F (14°C) 4.0 in
November 45°F (7°C) 3.1 in
December 35°F (1°C) 2.3 in

St. Clair has a seasonal temperature swing of 49°F / from 29°F in January to 79°F in July. Total annual precipitation is 41.3 inches, with May being the wettest month (4.9") and January the driest (1.5").

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