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Weather & Climate in Hillsdale, OK
Temperature, precipitation, air quality, natural hazards, and monthly weather data.
Hillsdale enjoys a temperate climate with an average annual temperature of 58°F (14°C). Winters average 34°F in January while summers reach 81°F in July. The area gets 317 sunny days per year, well above the U.S. average of 205 / making it one of the sunnier locations in the country. Annual precipitation totals 33.9 inches. Air quality is rated Good with a median AQI of 45. The city sits at an elevation of 1,233 feet.
Temperature
34°F Jan (1°C)
81°F Jul (27°C)
| Annual Average | 57.5°F |
| 6% above US avg | |
| January Average | 34°F (1°C) |
| July Average | 81°F (27°C) |
| Sunny Days | 317 days/yr |
Geography
| Elevation | 1,233 ft (376 m) |
| Area | 0.4 sq mi (0.9 km²) |
| Population Density | 220/sq mi |
| Coordinates | 36.5633°N, 97.9927°W |
| Timezone | America/Chicago |
| County | Garfield County County |
| Nearest Airport | Enid Woodring Regional (WDG) 17 miles away |
Precipitation & Snow
Air Quality
| AQI Median | 45.0 |
| Rating | Good |
Natural Hazard Risk
| Overall Risk | Relatively Moderate |
| Risk Score | 82.1 / 100 |
| Social Vulnerability | 49.6 / 100 |
| Community Resilience | 41.9 / 100 |
Hazard Breakdown
| Tornado | Relatively High |
| Hurricane | Very Low |
| Earthquake | Very Low |
| Wildfire | Very Low |
| Flood | Relatively Low |
| Hail | Relatively Moderate |
| Strong Wind | Relatively Moderate |
| Heat Wave | Relatively Moderate |
| Winter Weather | Relatively Moderate |
| Lightning | Relatively Low |
| Ice Storm | Very High |
| Drought | Relatively Moderate |
| Cold Wave | Relatively High |
| Landslide | Very Low |
Source: FEMA National Risk Index v1.20 (Dec 2025)
Earthquake History
6,924 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 | 96 km | 6 km |
| Feb 13, 2016 | 18 km SE of Waynoka, Oklahoma | M5.1 | 65 km | 8 km |
| Jan 7, 2016 | 16 km SE of Waynoka, Oklahoma | M4.7 | 66 km | 4 km |
| Apr 7, 2018 | 5 km WNW of Lucien, Oklahoma | M4.6 | 52 km | 6 km |
| Apr 9, 2018 | 8 km NNE of Marshall, Oklahoma | M4.6 | 54 km | 5 km |
| Dec 7, 2013 | 8 km SW of Arcadia, Oklahoma | M4.5 | 119 km | 8 km |
| Jul 27, 2015 | 4 km NNE of Crescent, Oklahoma | M4.5 | 74 km | 5 km |
| Jan 31, 2022 | 7 km NW of Medford, Oklahoma | M4.5 | 37 km | 8 km |
| May 17, 2019 | 8 km E of Pond Creek, Oklahoma | M4.4 | 28 km | 5 km |
| Aug 19, 2014 | 12 km SSW of Guthrie, Oklahoma | M4.4 | 100 km | 5 km |
| Jul 9, 2016 | 17 km SE of Waynoka, Oklahoma | M4.4 | 69 km | 7 km |
| Apr 16, 2013 | Oklahoma | M4.4 | 127 km | 6 km |
| Jun 9, 2018 | 8 km E of Nescatunga, Oklahoma | M4.4 | 23 km | 10 km |
| Jan 7, 2016 | 17 km SE of Waynoka, Oklahoma | M4.4 | 67 km | 7 km |
| Jan 7, 2016 | 16 km SE of Waynoka, Oklahoma | M4.4 | 67 km | 7 km |
| Jul 20, 2015 | 7 km SSE of Byron, Oklahoma | M4.4 | 39 km | 4 km |
| Jun 16, 2014 | 7 km NNE of Lake Aluma, Oklahoma | M4.3 | 120 km | 5 km |
| Jul 29, 2014 | 9 km E of Nescatunga, Oklahoma | M4.3 | 22 km | 5 km |
| Sep 8, 2017 | 9 km ESE of Jefferson, Oklahoma | M4.3 | 32 km | 6 km |
| Jun 17, 2015 | 6 km ESE of Covington, Oklahoma | M4.3 | 52 km | 6 km |
Source: USGS Earthquake Catalog (M2.5+, 1990–2025). Sorted by magnitude.
Tornado History
727 tornadoes (EF0+) recorded within 100 km since 1950. Strongest on record: EF5. Total: 116 fatalities, 952 injuries.
| Date | Rating | Distance | Path | Fatalities |
| May 25, 1955 | EF5 | 66 km | 28.4 mi | 20 |
| May 25, 1955 | EF5 | 83 km | 56.4 mi | 80 |
| May 12, 2004 | EF4 | 76 km | 1.2 mi | 0 |
| May 3, 1999 | EF4 | 71 km | 15.0 mi | 1 |
| May 3, 1999 | EF4 | 81 km | 35.0 mi | 2 |
| May 3, 1999 | EF4 | 99 km | 24.0 mi | 6 |
| Apr 26, 1991 | EF4 | 42 km | 66.0 mi | 0 |
| Apr 26, 1991 | EF4 | 94 km | 25.0 mi | 1 |
| May 2, 1979 | EF4 | 34 km | 20.6 mi | 1 |
| Apr 17, 1976 | EF4 | 74 km | 19.5 mi | 0 |
| Jun 10, 1967 | EF4 | 86 km | 0.1 mi | 0 |
| Mar 16, 1965 | EF4 | 10 km | 82.7 mi | 0 |
| Apr 2, 1956 | EF4 | 96 km | 108.3 mi | 2 |
| May 19, 2012 | EF3 | 91 km | 9.7 mi | 0 |
| May 19, 2012 | EF3 | 81 km | 9.7 mi | 0 |
| Apr 14, 2012 | EF3 | 68 km | 18.1 mi | 0 |
| May 24, 2011 | EF3 | 81 km | 13.2 mi | 1 |
| May 10, 2010 | EF3 | 27 km | 47.7 mi | 0 |
| May 29, 2004 | EF3 | 97 km | 2.5 mi | 0 |
| May 29, 2004 | EF3 | 95 km | 2.5 mi | 0 |
Source: NOAA Storm Prediction Center (EF0+, 1950–2024, US only).
Wildfire History
20 wildfires (100+ acres) recorded within 100 km. Largest: ANDERSON CREEK FIRE (374,523 acres, 2016).
| Year | Name | Acres Burned | Distance |
| 2016 | ANDERSON CREEK FIRE | 374,523 | 96 km |
| 1996 | UNNAMED | 88,943 | 98 km |
| 2009 | CHESTER | 34,432 | 80 km |
| 2022 | 217 | 18,293 | 99 km |
| 2022 | 720 FIRE | 8,761 | 72 km |
| 2009 | MULHALL-PAYNE COUNTY | 8,186 | 78 km |
| 2015 | UNNAMED | 5,975 | 82 km |
| 2020 | EWB | 5,706 | 96 km |
| 2009 | CLEO | 5,063 | 53 km |
| 2008 | BYRON | 5,033 | 37 km |
| 2007 | SALT FORK DELTA | 4,784 | 34 km |
| 2018 | OKSLR-FY18-RX-WILDERNESS | 4,432 | 32 km |
| 2016 | BENDER | 4,385 | 97 km |
| 2022 | SOUTH SOONER LAKE | 4,324 | 90 km |
| 2020 | YOLO RANCH FIRE | 4,173 | 42 km |
| 2011 | TURKEY SPRINGS FIRE | 4,138 | 94 km |
| 2005 | SALT FORK DELTA | 3,980 | 32 km |
| 2022 | OKSLR-FY22-RX-WILDERNESS/FG | 3,534 | 31 km |
| 2014 | GUTHRIE | 3,014 | 99 km |
| 2018 | RED HORSE | 2,583 | 95 km |
Source: NIFC/IRWIN Wildfire Records (100+ acres).
Monthly Weather
| Month | Avg Temperature | Precipitation | Summary |
|---|---|---|---|
| January | 34°F (1°C) | 1.0 in | Coldest, Driest |
| February | 39°F (4°C) | 1.3 in | |
| March | 48°F (9°C) | 2.7 in | |
| April | 58°F (14°C) | 3.1 in | |
| May | 68°F (20°C) | 4.7 in | Wettest |
| June | 77°F (25°C) | 4.1 in | |
| July | 81°F (27°C) | 3.0 in | |
| August | 81°F (27°C) | 3.1 in | Warmest |
| September | 73°F (23°C) | 3.4 in | |
| October | 61°F (16°C) | 2.9 in | |
| November | 47°F (8°C) | 2.2 in | |
| December | 37°F (3°C) | 1.3 in |
Hillsdale has a seasonal temperature swing of 48°F / from 34°F in January to 81°F in August. Total annual precipitation is 32.7 inches, with May being the wettest month (4.7") and January the driest (1.0").