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Weather & Climate in Frederick, OK
Temperature, precipitation, air quality, natural hazards, and monthly weather data.
Frederick enjoys a temperate climate with an average annual temperature of 64°F (18°C). Winters average 42°F in January while summers reach 85°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 1,238 feet.
Temperature
42°F Jan (5°C)
85°F Jul (30°C)
| Annual Average | 63.6°F |
| 18% above US avg | |
| January Average | 42°F (5°C) |
| July Average | 85°F (30°C) |
| Sunny Days | 318 days/yr |
Geography
| Elevation | 1,238 ft (377 m) |
| Area | 5.0 sq mi (12.8 km²) |
| Population Density | 699/sq mi |
| Coordinates | 34.3500°N, 98.9880°W |
| Timezone | America/Chicago |
| County | Tillman County County |
| Nearest Airport | Frederick Regional (FDR) 0 miles away |
Precipitation & Snow
Air Quality
| AQI Median | 45.0 |
| Rating | Good |
Natural Hazard Risk
| Overall Risk | Very Low |
| Risk Score | 13.4 / 100 |
| Social Vulnerability | 68.9 / 100 |
| Community Resilience | 19.5 / 100 |
Hazard Breakdown
| Tornado | Relatively Low |
| Hurricane | Very Low |
| Earthquake | Very Low |
| Wildfire | Very Low |
| Flood | Very Low |
| Hail | Relatively Low |
| Strong Wind | Relatively Moderate |
| Heat Wave | Relatively Low |
| Winter Weather | Very Low |
| Lightning | Very Low |
| Ice Storm | Relatively Moderate |
| Drought | Relatively Moderate |
| Cold Wave | Relatively Low |
| Landslide | Very Low |
Source: FEMA National Risk Index v1.20 (Dec 2025)
Earthquake History
204 earthquakes (M2.5+) recorded within 150 km since 1990. Strongest on record: M4.2.
| Jan 18, 1995 | 4 km SSE of Erin Springs, Oklahoma | M4.2 | 136 km | 5 km |
| Apr 28, 1998 | 9 km NE of Medicine Park, Oklahoma | M3.9 | 71 km | 5 km |
| Nov 15, 1990 | 5 km SSE of Erin Springs, Oklahoma | M3.9 | 136 km | 5 km |
| Feb 8, 2002 | 8 km SW of Elgin, Oklahoma | M3.8 | 71 km | 5 km |
| Sep 25, 2023 | 9 km WNW of Velma, Oklahoma | M3.7 | 112 km | 20 km |
| Dec 17, 1992 | 7 km SSE of Erin Springs, Oklahoma | M3.6 | 136 km | 5 km |
| Apr 19, 2021 | 8 km SW of Dibble, Oklahoma | M3.5 | 137 km | 11 km |
| Jan 28, 2009 | 0 km ENE of Amber, Oklahoma | M3.4 | 136 km | 5 km |
| Mar 11, 2010 | 14 km S of Calumet, Oklahoma | M3.4 | 148 km | 6 km |
| Jul 8, 2016 | 3 km NE of Dibble, Oklahoma | M3.4 | 149 km | 6 km |
| Mar 6, 2020 | 8 km NE of Alex, Oklahoma | M3.4 | 136 km | 10 km |
| Jun 3, 2021 | 7 km SW of Dibble, Oklahoma | M3.3 | 138 km | 12 km |
| May 31, 2002 | 15 km S of Cornish, Oklahoma | M3.3 | 131 km | 5 km |
| May 2, 2020 | 10 km SE of Amber, Oklahoma | M3.3 | 138 km | 10 km |
| Apr 15, 2021 | 7 km SW of Dibble, Oklahoma | M3.3 | 139 km | 11 km |
| Jul 14, 2015 | 7 km SW of Dibble, Oklahoma | M3.2 | 139 km | 5 km |
| Jul 7, 1998 | 10 km S of Erin Springs, Oklahoma | M3.2 | 135 km | 5 km |
| Feb 4, 2018 | 6 km N of Foster, Oklahoma | M3.2 | 141 km | 4 km |
| Jun 17, 2017 | 3 km SE of Dibble, Oklahoma | M3.2 | 147 km | 6 km |
| May 25, 2017 | 5 km WSW of Tuttle, Oklahoma | M3.2 | 145 km | 7 km |
Source: USGS Earthquake Catalog (M2.5+, 1990–2025). Sorted by magnitude.
Tornado History
728 tornadoes (EF0+) recorded within 100 km since 1950. Strongest on record: EF5. Total: 79 fatalities, 2,303 injuries.
| Date | Rating | Distance | Path | Fatalities |
| Apr 3, 1964 | EF5 | 67 km | 4.7 mi | 7 |
| Nov 7, 2011 | EF4 | 21 km | 17.4 mi | 0 |
| Apr 2, 1980 | EF4 | 85 km | 8.4 mi | 0 |
| Apr 10, 1979 | EF4 | 67 km | 46.9 mi | 42 |
| Apr 10, 1979 | EF4 | 22 km | 39.7 mi | 11 |
| Apr 17, 1976 | EF4 | 73 km | 32.9 mi | 0 |
| May 26, 1962 | EF4 | 54 km | 10.1 mi | 0 |
| May 24, 1957 | EF4 | 46 km | 21.6 mi | 4 |
| May 1, 1954 | EF4 | 79 km | 68.6 mi | 0 |
| Nov 3, 2024 | EF3 | 94 km | 21.7 mi | 0 |
| May 4, 2022 | EF3 | 74 km | 23.1 mi | 0 |
| May 16, 2015 | EF3 | 48 km | 40.4 mi | 0 |
| May 13, 2005 | EF3 | 100 km | 16.3 mi | 0 |
| Oct 9, 2001 | EF3 | 82 km | 13.0 mi | 0 |
| May 3, 1999 | EF3 | 85 km | 6.0 mi | 0 |
| May 14, 1986 | EF3 | 95 km | 20.0 mi | 0 |
| May 16, 1982 | EF3 | 60 km | 15.0 mi | 0 |
| May 11, 1982 | EF3 | 47 km | 10.0 mi | 2 |
| May 11, 1982 | EF3 | 43 km | 4.0 mi | 0 |
| May 11, 1982 | EF3 | 72 km | 7.0 mi | 0 |
Source: NOAA Storm Prediction Center (EF0+, 1950–2024, US only).
Wildfire History
20 wildfires (100+ acres) recorded within 100 km. Largest: FERGUSON (41,429 acres, 2011).
| Year | Name | Acres Burned | Distance |
| 2011 | FERGUSON | 41,429 | 53 km |
| 2022 | COCONUT | 27,963 | 62 km |
| 1996 | TRIANGLE FIRE | 25,553 | 94 km |
| 2012 | TOWNLEY ROAD | 24,139 | 50 km |
| 2009 | TWO MILE HILL COMPLEX | 20,991 | 86 km |
| 1996 | WESTSIDE | 16,723 | 51 km |
| 2024 | RUSH | 12,239 | 55 km |
| 2011 | WICHITA COUNTY COMPLEX | 12,118 | 50 km |
| 2019 | VIVIAN | 11,825 | 89 km |
| 2008 | UNNAMED | 10,392 | 57 km |
| 2022 | 62 FIRE | 9,804 | 43 km |
| 1993 | CRATER CREEK | 8,963 | 54 km |
| 2000 | CRATERLK-L | 8,876 | 52 km |
| 1994 | MT SCOTT | 8,005 | 58 km |
| 2000 | UNNAMED | 7,962 | 61 km |
| 2011 | COPPER BREAKS | 7,918 | 94 km |
| 2006 | BIA EMPIRE | 7,544 | 93 km |
| 2015 | CRATER CREEK | 7,378 | 53 km |
| 2019 | COPPER BREAKS | 7,059 | 75 km |
| 2017 | SQUIRREL CREEK | 6,463 | 100 km |
Source: NIFC/IRWIN Wildfire Records (100+ acres).
Monthly Weather
| Month | Avg Temperature | Precipitation | Summary |
|---|---|---|---|
| January | 42°F (5°C) | 1.0 in | Driest |
| February | 44°F (7°C) | 1.3 in | |
| March | 53°F (12°C) | 2.0 in | |
| April | 62°F (17°C) | 2.2 in | |
| May | 71°F (22°C) | 4.5 in | Wettest |
| June | 80°F (26°C) | 3.6 in | |
| July | 85°F (30°C) | 2.1 in | Warmest |
| August | 83°F (28°C) | 2.5 in | |
| September | 75°F (24°C) | 3.7 in | |
| October | 64°F (18°C) | 2.8 in | |
| November | 51°F (10°C) | 1.6 in | |
| December | 42°F (5°C) | 1.2 in | Coldest |
Frederick has a seasonal temperature swing of 44°F / from 42°F in December to 85°F in July. Total annual precipitation is 28.5 inches, with May being the wettest month (4.5") and January the driest (1.0").