Sign In Register

Defiance, MO

Full City Profile · Missouri

2.6 /5.0
C+ Fair
80 Population 79/sq mi density
$199,519 Median Income $93,223 per capita
55°F Avg Temperature 266 sunny days/yr
94 Violent Crime/100K 2,028 property/100K
C+
Overall
2.6 / 5.0
Fair overall score based on economy, affordability, safety and education
A+
Economy
5.0 / 5.0
$199,519 median income, 0.0% unemployment
F
Safety
1.0 / 5.0
94 violent crimes/100K
D
Education
1.9 / 5.0
11.3% bachelor's degree or higher
Defiance experiences four distinct seasons with an average annual temperature of 55°F (13°C). Winters average 29°F in January while summers reach 77°F in July. The area gets 266 sunny days per year. Annual precipitation totals 38.4 inches. The area receives 6.8 inches of snow annually. Air quality is rated Good with a median AQI of 41.

Temperature

29°F Jan (-2°C) 77°F Jul (25°C)
Annual Average54.6°F
1% above US avg
January Average29°F (-2°C)
July Average77°F (25°C)
Sunny Days266 days/yr

Geography

Elevation518 ft (158 m)
Area1.0 sq mi (2.6 km²)
Population Density79/sq mi
Coordinates38.6326°N, 90.7843°W
TimezoneAmerica/Chicago
Nearest AirportSt Louis Lambert International (STL)
24 miles away

Precipitation & Snow

Annual Rainfall 38.4"
1% above US avg
Snowfall 6.8"
Wettest Month (May) 4.33"
Driest Month (Jan) 1.93"

Air Quality

AQI Median41.0
RatingGood

Earthquake History

30 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 63 km
Mar 2, 1990 9 km NW of Vernon, Illinois M3.4 142 km
Aug 27, 1993 5 km SSE of Olympian Village, Missouri M3.3 67 km
Apr 6, 1994 2 km NE of Tamaroa, Illinois M3.2 147 km
Jul 1, 2017 9 km SSE of Mulberry Grove, Illinois M3.1 137 km
Jul 8, 2003 1 km N of Leasburg, Missouri M2.9 73 km
Feb 8, 2004 6 km SSW of Stoutsville, Missouri M2.9 135 km
May 18, 2006 9 km SSE of De Soto, Missouri M2.9 68 km
Apr 29, 2022 1 km SSW of Peerless Park, Missouri M2.8 27 km
Mar 28, 2024 1 km NNE of Germantown, Illinois M2.8 109 km
Aug 26, 1992 5 km W of Frohna, Missouri M2.8 146 km
Sep 13, 1997 3 km SSE of Darmstadt, Illinois M2.8 101 km
Jul 31, 1995 8 km SSW of Caledonia, Missouri M2.8 105 km
May 5, 2008 3 km SSE of Fenton, Missouri M2.8 36 km
Jun 16, 1993 2 km SE of Longtown, Missouri M2.7 141 km
Nov 12, 1996 15 km SSE of Olympian Village, Missouri M2.7 78 km
Nov 5, 1996 11 km SW of Marquand, Missouri M2.7 148 km
Jul 15, 1990 7 km SW of Potosi, Missouri M2.7 84 km
Jul 22, 1998 12 km NE of Mine La Motte, Missouri M2.7 117 km
Sep 5, 2015 5 km SE of High Ridge, Missouri M2.7 35 km
Source: USGS (M2.5+, 1990–2025)

Tornado History

520 tornadoes (EF0+) within 100 km since 1950. Strongest: EF4. Total: 64 fatalities, 1,116 injuries.

Date Rating Distance Fatalities
Apr 22, 2011 EF4 28 km 0
Apr 3, 1981 EF4 58 km 0
Jun 22, 1969 EF4 81 km 2
Jan 24, 1967 EF4 21 km 3
Feb 10, 1959 EF4 20 km 21
Feb 24, 1956 EF4 24 km 6
Dec 10, 2021 EF3 65 km 6
Dec 10, 2021 EF3 11 km 1
May 31, 2013 EF3 58 km 0
May 31, 2013 EF3 7 km 0
Dec 31, 2010 EF3 32 km 1
Mar 13, 2006 EF3 52 km 0
Mar 13, 2006 EF3 69 km 0
Mar 11, 2006 EF3 69 km 0
Nov 15, 1988 EF3 20 km 0
Nov 15, 1988 EF3 68 km 0
Apr 29, 1984 EF3 37 km 0
May 1, 1983 EF3 55 km 0
May 1, 1983 EF3 87 km 0
Dec 2, 1982 EF3 95 km 2
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 78 km
2005 UNNAMED 2,751 96 km
2019 UNNAMED 2,688 78 km
2021 BEAR PAW 2,080 94 km
2024 BEAR PAW RX 2,067 94 km
2004 CICERO CREEK 1,846 69 km
2021 BERRYMAN BLOCK B AND C 1,728 81 km
2015 UNNAMED 1,586 97 km
2010 DELBRIDGE SOUTH 1,574 97 km
2024 HARMON SPRING RX 1,330 76 km
2018 UNNAMED 1,285 76 km
2013 UNNAMED 1,196 93 km
2024 RENAULT 1,085 88 km
2013 UNNAMED 820 92 km
2024 FLATWOODS RX 796 80 km
2022 NORTH KOFFER HOLLOW 783 79 km
2005 UNNAMED 741 95 km
1995 UNNAMED 724 95 km
2015 UNNAMED 630 95 km
1989 UNNAMED 600 78 km
Source: NIFC/IRWIN (100+ acres)

Monthly Weather

Month Avg Temperature Precipitation Summary
January 29°F (-2°C) 1.9 in Coldest, Driest
February 34°F (1°C) 2.1 in
March 44°F (7°C) 3.5 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 77°F (25°C) 3.7 in Warmest
August 76°F (24°C) 3.2 in
September 68°F (20°C) 3.3 in
October 57°F (14°C) 3.0 in
November 45°F (7°C) 3.3 in
December 34°F (1°C) 2.8 in

Defiance has a seasonal temperature swing of 48°F / from 29°F in January to 77°F in July. Total annual precipitation is 38.4 inches, with May being the wettest month (4.3") and January the driest (1.9").

View full weather details →