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Weather & Climate in Wynnewood, OK
Temperature, precipitation, air quality, natural hazards, and monthly weather data.
Wynnewood enjoys a temperate climate with an average annual temperature of 62°F (17°C). Winters average 41°F in January while summers reach 83°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 896 feet.
Temperature
41°F Jan (5°C)
83°F Jul (28°C)
| Annual Average | 62.2°F |
| 15% above US avg | |
| January Average | 41°F (5°C) |
| July Average | 83°F (28°C) |
| Sunny Days | 318 days/yr |
Geography
| Elevation | 896 ft (273 m) |
| Area | 1.6 sq mi (4.0 km²) |
| Population Density | 1,100/sq mi |
| Coordinates | 34.6428°N, 97.1625°W |
| Timezone | America/Chicago |
| County | Garvin County County |
| Nearest Airport | Ada Regional (ADT) 30 miles away |
Precipitation & Snow
Air Quality
| AQI Median | 45.0 |
| Rating | Good |
Natural Hazard Risk
| Overall Risk | Relatively Low |
| Risk Score | 61.7 / 100 |
| Social Vulnerability | 53.2 / 100 |
| Community Resilience | 30.8 / 100 |
Hazard Breakdown
| Tornado | Relatively Moderate |
| Hurricane | Very Low |
| Earthquake | Very Low |
| Wildfire | Relatively Low |
| Flood | Relatively Low |
| Hail | Relatively Moderate |
| Strong Wind | Relatively Moderate |
| Heat Wave | Relatively Low |
| Winter Weather | Relatively Low |
| Lightning | Relatively Moderate |
| Ice Storm | Relatively High |
| Drought | Relatively Moderate |
| Cold Wave | Relatively Low |
| Landslide | Very Low |
Source: FEMA National Risk Index v1.20 (Dec 2025)
Earthquake History
2,160 earthquakes (M2.5+) recorded within 150 km since 1990. Strongest on record: M5.1.
| Feb 3, 2024 | 8 km NW of Prague, Oklahoma | M5.1 | 106 km | 3 km |
| Dec 7, 2013 | 8 km SW of Arcadia, Oklahoma | M4.5 | 109 km | 8 km |
| Sep 6, 1997 | 6 km N of Tupelo, Oklahoma | M4.5 | 67 km | 5 km |
| Apr 16, 2013 | Oklahoma | M4.4 | 116 km | 6 km |
| Aug 19, 2014 | 12 km SSW of Guthrie, Oklahoma | M4.4 | 129 km | 5 km |
| Jun 16, 2014 | 7 km NNE of Lake Aluma, Oklahoma | M4.3 | 108 km | 5 km |
| Jan 13, 2024 | 6 km W of Arcadia, Oklahoma | M4.3 | 116 km | 7 km |
| Apr 7, 2014 | 6 km NNW of Meridian, Oklahoma | M4.2 | 139 km | 5 km |
| Apr 19, 2015 | 6 km W of Langston, Oklahoma | M4.2 | 147 km | 3 km |
| Jan 18, 1995 | 4 km SSE of Erin Springs, Oklahoma | M4.2 | 42 km | 5 km |
| Jul 14, 2017 | 10 km WSW of Shamrock, Oklahoma | M4.2 | 142 km | 7 km |
| Apr 7, 2016 | 1 km E of Luther, Oklahoma | M4.2 | 113 km | 6 km |
| Aug 3, 2017 | 6 km ENE of Edmond, Oklahoma | M4.2 | 117 km | 5 km |
| Jan 1, 2016 | 6 km ENE of Edmond, Oklahoma | M4.2 | 116 km | 6 km |
| Apr 16, 2013 | 3 km WSW of Wellston, Oklahoma | M4.2 | 116 km | 7 km |
| Feb 9, 2014 | 6 km SSW of Langston, Oklahoma | M4.1 | 140 km | 5 km |
| Feb 27, 2010 | 8 km SE of Sparks, Oklahoma | M4.1 | 108 km | 5 km |
| Apr 27, 2015 | 7 km WSW of Langston, Oklahoma | M4.1 | 143 km | 5 km |
| Jan 13, 2024 | 6 km ENE of Edmond, Oklahoma | M4.1 | 117 km | 7 km |
| Jun 18, 2014 | 7 km NE of Lake Aluma, Oklahoma | M4.1 | 108 km | 5 km |
Source: USGS Earthquake Catalog (M2.5+, 1990–2025). Sorted by magnitude.
Tornado History
911 tornadoes (EF0+) recorded within 100 km since 1950. Strongest on record: EF5. Total: 145 fatalities, 2,279 injuries.
| Date | Rating | Distance | Path | Fatalities |
| May 20, 2013 | EF5 | 83 km | 13.9 mi | 24 |
| May 3, 1999 | EF5 | 83 km | 37.0 mi | 36 |
| May 5, 1960 | EF5 | 74 km | 71.8 mi | 5 |
| Apr 27, 2024 | EF4 | 81 km | 26.8 mi | 1 |
| May 9, 2016 | EF4 | 20 km | 8.9 mi | 1 |
| May 19, 2013 | EF4 | 69 km | 23.0 mi | 2 |
| May 24, 2011 | EF4 | 58 km | 23.1 mi | 0 |
| May 24, 2011 | EF4 | 83 km | 33.3 mi | 1 |
| May 10, 2010 | EF4 | 78 km | 24.0 mi | 2 |
| May 10, 2010 | EF4 | 65 km | 22.3 mi | 1 |
| Feb 10, 2009 | EF4 | 90 km | 37.0 mi | 8 |
| May 8, 2003 | EF4 | 83 km | 17.3 mi | 0 |
| May 17, 1981 | EF4 | 94 km | 33.6 mi | 0 |
| Apr 19, 1972 | EF4 | 46 km | 28.2 mi | 5 |
| Oct 5, 1970 | EF4 | 79 km | 25.0 mi | 4 |
| Apr 27, 1966 | EF4 | 68 km | 10.2 mi | 0 |
| May 4, 1960 | EF4 | 48 km | 8.0 mi | 0 |
| May 9, 1959 | EF4 | 53 km | 6.2 mi | 7 |
| Sep 14, 1957 | EF4 | 35 km | 67.5 mi | 2 |
| Apr 2, 1957 | EF4 | 86 km | 5.2 mi | 2 |
Source: NOAA Storm Prediction Center (EF0+, 1950–2024, US only).
Wildfire History
20 wildfires (100+ acres) recorded within 100 km. Largest: LOCO-HEALDTON (56,584 acres, 2009).
| Year | Name | Acres Burned | Distance |
| 2009 | LOCO-HEALDTON | 56,584 | 45 km |
| 1991 | ARBUCKLE | 29,823 | 29 km |
| 2021 | WINDMILL | 28,410 | 28 km |
| 2009 | RATCLIFF CITY-TATUMS | 23,099 | 33 km |
| 2009 | BRUSHY MOUNTAIN | 18,412 | 67 km |
| 2005 | UNNAMED | 15,416 | 27 km |
| 2006 | RATLIFF CITY | 12,435 | 37 km |
| 2000 | UNNAMED | 9,943 | 26 km |
| 2005 | WEWOKA CREEK | 9,921 | 90 km |
| 2006 | BIA EMPIRE | 7,544 | 78 km |
| 2005 | SHERWOOD | 7,473 | 73 km |
| 1988 | UNNAMED | 7,228 | 30 km |
| 2012 | NOBLE | 7,037 | 58 km |
| 2006 | BIALOCO | 6,843 | 59 km |
| 2005 | MISSION | 6,735 | 77 km |
| 2017 | SQUIRREL CREEK | 6,463 | 83 km |
| 2006 | VELMA | 6,364 | 49 km |
| 2009 | LINDSAY | 6,195 | 56 km |
| 1996 | TURNPIKE MVD | 5,912 | 31 km |
| 1991 | UNNAMED | 5,867 | 95 km |
Source: NIFC/IRWIN Wildfire Records (100+ acres).
Monthly Weather
| Month | Avg Temperature | Precipitation | Summary |
|---|---|---|---|
| January | 41°F (5°C) | 1.5 in | Coldest, Driest |
| February | 44°F (7°C) | 2.0 in | |
| March | 53°F (12°C) | 3.3 in | |
| April | 62°F (16°C) | 3.5 in | |
| May | 70°F (21°C) | 5.6 in | Wettest |
| June | 77°F (25°C) | 4.2 in | |
| July | 83°F (28°C) | 2.5 in | Warmest |
| August | 82°F (28°C) | 2.3 in | |
| September | 74°F (24°C) | 4.5 in | |
| October | 64°F (18°C) | 4.3 in | |
| November | 51°F (11°C) | 2.8 in | |
| December | 43°F (6°C) | 2.0 in |
Wynnewood has a seasonal temperature swing of 42°F / from 41°F in January to 83°F in July. Total annual precipitation is 38.6 inches, with May being the wettest month (5.6") and January the driest (1.5").