Sign In Register

Weather & Climate in St. Louis, OK

Temperature, precipitation, air quality, natural hazards, and monthly weather data.

St. Louis enjoys a temperate climate with an average annual temperature of 61°F (16°C). Winters average 40°F in January while summers reach 81°F in July. The area gets 318 sunny days per year, well above the U.S. average of 205 / making it one of the sunnier locations in the country. Air quality is rated Good with a median AQI of 45. The city sits at an elevation of 945 feet.

Temperature

40°F Jan (4°C) 81°F Jul (27°C)
Annual Average60.8°F
13% above US avg
January Average40°F (4°C)
July Average81°F (27°C)
Sunny Days318 days/yr

Geography

Elevation945 ft (288 m)
Area3.6 sq mi (9.4 km²)
Population Density10/sq mi
Coordinates35.0813°N, 96.8598°W
TimezoneAmerica/Chicago
CountyPottawatomie County County
Nearest AirportShawnee Regional (SNL)
20 miles away

Precipitation & Snow

Wettest Month (May) 5.51"
Driest Month (Jan) 1.50"

Air Quality

AQI Median45.0
RatingGood

Natural Hazard Risk

Overall RiskRelatively Moderate
Risk Score82.3 / 100
Social Vulnerability75.0 / 100
Community Resilience54.2 / 100

Hazard Breakdown

Tornado Relatively High
Hurricane Very Low
Earthquake Relatively Low
Wildfire Relatively Moderate
Flood Relatively Low
Hail Relatively High
Strong Wind Relatively Moderate
Heat Wave Relatively Moderate
Winter Weather Relatively High
Lightning Relatively Moderate
Ice Storm Very High
Drought Relatively Moderate
Cold Wave Relatively Moderate
Landslide Very Low
Source: FEMA National Risk Index v1.20 (Dec 2025)

Earthquake History

3,865 earthquakes (M2.5+) recorded within 150 km since 1990. Strongest on record: M5.8.

Sep 3, 2016 14 km NW of Pawnee, Oklahoma M5.8 150 km 6 km
Feb 3, 2024 8 km NW of Prague, Oklahoma M5.1 51 km 3 km
Apr 7, 2018 5 km WNW of Lucien, Oklahoma M4.6 147 km 6 km
Apr 9, 2018 8 km NNE of Marshall, Oklahoma M4.6 142 km 5 km
Sep 6, 1997 6 km N of Tupelo, Oklahoma M4.5 61 km 5 km
Jul 27, 2015 4 km NNE of Crescent, Oklahoma M4.5 120 km 5 km
Dec 7, 2013 8 km SW of Arcadia, Oklahoma M4.5 76 km 8 km
Apr 16, 2013 Oklahoma M4.4 70 km 6 km
Aug 19, 2014 12 km SSW of Guthrie, Oklahoma M4.4 95 km 5 km
Jun 17, 2015 6 km ESE of Covington, Oklahoma M4.3 147 km 6 km
Jun 16, 2014 7 km NNE of Lake Aluma, Oklahoma M4.3 75 km 5 km
Jan 13, 2024 6 km W of Arcadia, Oklahoma M4.3 81 km 7 km
Jan 27, 2015 3 km SE of Perry, Oklahoma M4.2 136 km 3 km
Apr 7, 2016 1 km E of Luther, Oklahoma M4.2 71 km 6 km
Apr 7, 2014 6 km NNW of Meridian, Oklahoma M4.2 98 km 5 km
Jan 18, 1995 4 km SSE of Erin Springs, Oklahoma M4.2 75 km 5 km
Jun 21, 2020 9 km NW of Perry, Oklahoma M4.2 149 km 8 km
Mar 29, 2016 4 km NNE of Crescent, Oklahoma M4.2 120 km 5 km
Feb 5, 2021 5 km WNW of Lucien, Oklahoma M4.2 147 km 7 km
Jul 17, 2016 5 km W of Lucien, Oklahoma M4.2 146 km 5 km
Source: USGS Earthquake Catalog (M2.5+, 1990–2025). Sorted by magnitude.

Tornado History

958 tornadoes (EF0+) recorded within 100 km since 1950. Strongest on record: EF5. Total: 141 fatalities, 2,320 injuries.

Date Rating Distance Path Fatalities
May 20, 2013 EF5 73 km 13.9 mi 24
May 3, 1999 EF5 90 km 37.0 mi 36
May 5, 1960 EF5 23 km 71.8 mi 5
May 9, 2016 EF4 74 km 8.9 mi 1
May 19, 2013 EF4 44 km 23.0 mi 2
May 24, 2011 EF4 83 km 23.1 mi 0
May 10, 2010 EF4 63 km 24.0 mi 2
May 10, 2010 EF4 53 km 22.3 mi 1
May 8, 2003 EF4 67 km 17.3 mi 0
May 11, 1992 EF4 91 km 10.0 mi 0
May 17, 1981 EF4 38 km 33.6 mi 0
Apr 30, 1978 EF4 98 km 9.3 mi 0
Jun 8, 1974 EF4 98 km 29.0 mi 14
Oct 5, 1970 EF4 28 km 25.0 mi 4
Apr 27, 1966 EF4 90 km 10.2 mi 0
May 4, 1960 EF4 16 km 8.0 mi 0
May 9, 1959 EF4 57 km 6.2 mi 7
Sep 14, 1957 EF4 38 km 67.5 mi 2
May 1, 1954 EF4 58 km 59.2 mi 0
Apr 28, 1950 EF4 42 km 4.5 mi 5
Source: NOAA Storm Prediction Center (EF0+, 1950–2024, US only).

Wildfire History

20 wildfires (100+ acres) recorded within 100 km. Largest: ARBUCKLE (29,823 acres, 1991).

Year Name Acres Burned Distance
1991 ARBUCKLE 29,823 82 km
2021 WINDMILL 28,410 84 km
2004 UNNAMED 27,091 73 km
2009 RATCLIFF CITY-TATUMS 23,099 86 km
2011 HOG TRAP 22,895 65 km
2009 BURNT TRUST 22,578 82 km
1991 UNNAMED 16,700 78 km
2005 UNNAMED 15,416 83 km
2005 CABINESS 14,646 75 km
2004 UNNAMED 14,138 96 km
2016 PHAROAH 13,579 86 km
2006 RATLIFF CITY 12,435 92 km
2011 UNNAMED 11,348 75 km
2000 UNNAMED 9,943 81 km
2005 WEWOKA CREEK 9,921 44 km
1996 UNNAMED 9,481 80 km
1996 UNNAMED 9,165 71 km
2005 PROCTOR 9,044 80 km
2005 BEAR DEN 9,004 52 km
2017 CHOCKIE FIRE 8,574 100 km
Source: NIFC/IRWIN Wildfire Records (100+ acres).

Monthly Weather

Month Avg Temperature Precipitation Summary
January 40°F (4°C) 1.5 in Coldest, Driest
February 43°F (6°C) 2.0 in
March 52°F (11°C) 3.3 in
April 61°F (16°C) 3.6 in
May 69°F (20°C) 5.5 in Wettest
June 77°F (25°C) 4.3 in
July 81°F (27°C) 2.6 in Warmest
August 81°F (27°C) 2.5 in
September 73°F (23°C) 4.5 in
October 63°F (17°C) 4.1 in
November 50°F (10°C) 2.9 in
December 41°F (5°C) 2.0 in

St. Louis has a seasonal temperature swing of 41°F / from 40°F in January to 81°F in July. Total annual precipitation is 38.7 inches, with May being the wettest month (5.5") and January the driest (1.5").

View full profile of St. Louis, OK →