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Weather & Climate in Rosston, OK
Temperature, precipitation, air quality, natural hazards, and monthly weather data.
Rosston enjoys a temperate climate with an average annual temperature of 59°F (15°C). Winters average 36°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 2,133 feet.
Temperature
36°F Jan (2°C)
83°F Jul (28°C)
| Annual Average | 58.8°F |
| 9% above US avg | |
| January Average | 36°F (2°C) |
| July Average | 83°F (28°C) |
| Sunny Days | 318 days/yr |
Geography
| Elevation | 2,133 ft (650 m) |
| Area | 0.3 sq mi (0.7 km²) |
| Population Density | 193/sq mi |
| Coordinates | 36.8129°N, 99.9327°W |
| Timezone | America/Chicago |
| County | Harper County County |
| Nearest Airport | Liberal Mid-America Regional (LBL) 59 miles away |
Precipitation & Snow
Air Quality
| AQI Median | 45.0 |
| Rating | Good |
Natural Hazard Risk
| Overall Risk | Relatively Low |
| Risk Score | 45.7 / 100 |
| Social Vulnerability | 77.5 / 100 |
| Community Resilience | 5.1 / 100 |
Hazard Breakdown
| Tornado | Relatively Low |
| Hurricane | Very Low |
| Earthquake | Very Low |
| Wildfire | Relatively Low |
| Flood | Very Low |
| Hail | Relatively Low |
| Strong Wind | Relatively Low |
| Heat Wave | Very Low |
| Winter Weather | Very Low |
| Lightning | Very Low |
| Ice Storm | Very High |
| Drought | Relatively High |
| Cold Wave | Relatively Moderate |
| Landslide | Very Low |
Source: FEMA National Risk Index v1.20 (Dec 2025)
Earthquake History
1,251 earthquakes (M2.5+) recorded within 150 km since 1990. Strongest on record: M5.1.
| Feb 13, 2016 | 18 km SE of Waynoka, Oklahoma | M5.1 | 115 km | 8 km |
| Jan 7, 2016 | 16 km SE of Waynoka, Oklahoma | M4.7 | 113 km | 4 km |
| Jul 20, 2015 | 7 km SSE of Byron, Oklahoma | M4.4 | 149 km | 4 km |
| Jul 9, 2016 | 17 km SE of Waynoka, Oklahoma | M4.4 | 112 km | 7 km |
| Jan 7, 2016 | 16 km SE of Waynoka, Oklahoma | M4.4 | 112 km | 7 km |
| Jan 7, 2016 | 17 km SE of Waynoka, Oklahoma | M4.4 | 113 km | 7 km |
| Apr 14, 2021 | 34 km NNE of Skellytown, Texas | M4.3 | 144 km | 8 km |
| Jul 8, 2016 | 17 km SE of Waynoka, Oklahoma | M4.2 | 113 km | 7 km |
| Jul 8, 2016 | 17 km SE of Waynoka, OK | M4.2 | 112 km | 6 km |
| May 13, 2017 | 17 km SE of Waynoka, Oklahoma | M4.2 | 113 km | 5 km |
| Feb 5, 2015 | 8 km NE of Cherokee, Oklahoma | M4.2 | 146 km | 4 km |
| Jan 18, 2016 | Oklahoma | M4.1 | 149 km | 8 km |
| Sep 15, 1995 | 7 km NNW of Alva, Oklahoma | M4.1 | 111 km | 5 km |
| May 25, 2021 | 3 km WNW of Shattuck, Oklahoma | M4.1 | 59 km | 8 km |
| Feb 13, 2016 | 16 km SE of Waynoka, Oklahoma | M4.0 | 113 km | 5 km |
| Jan 6, 2016 | 16 km SE of Waynoka, Oklahoma | M4.0 | 113 km | 9 km |
| May 23, 2015 | 6 km NNW of Sun City, Kansas | M4.0 | 111 km | 5 km |
| Mar 2, 2016 | 17 km SE of Waynoka, Oklahoma | M3.9 | 113 km | 7 km |
| Jan 7, 2016 | 16 km SE of Waynoka, Oklahoma | M3.9 | 112 km | 9 km |
| Sep 16, 2016 | 17 km SE of Waynoka, Oklahoma | M3.9 | 112 km | 8 km |
Source: USGS Earthquake Catalog (M2.5+, 1990–2025). Sorted by magnitude.
Tornado History
593 tornadoes (EF0+) recorded within 100 km since 1950. Strongest on record: EF5. Total: 24 fatalities, 250 injuries.
| Date | Rating | Distance | Path | Fatalities |
| May 4, 2007 | EF5 | 74 km | 28.8 mi | 11 |
| Jun 4, 1955 | EF4 | 75 km | 72.2 mi | 0 |
| Jun 15, 2023 | EF3 | 92 km | 6.3 mi | 3 |
| May 23, 2019 | EF3 | 41 km | 15.7 mi | 0 |
| May 17, 2019 | EF3 | 62 km | 29.6 mi | 0 |
| May 24, 2016 | EF3 | 79 km | 14.7 mi | 0 |
| Nov 16, 2015 | EF3 | 89 km | 51.3 mi | 0 |
| Apr 14, 2012 | EF3 | 79 km | 34.0 mi | 6 |
| May 23, 2008 | EF3 | 37 km | 5.0 mi | 0 |
| May 23, 2008 | EF3 | 61 km | 20.9 mi | 0 |
| May 23, 2008 | EF3 | 74 km | 11.0 mi | 0 |
| May 26, 1991 | EF3 | 69 km | 12.5 mi | 0 |
| May 15, 1991 | EF3 | 19 km | 11.5 mi | 0 |
| Mar 22, 1987 | EF3 | 76 km | 30.0 mi | 0 |
| Apr 30, 1978 | EF3 | 66 km | 14.4 mi | 0 |
| Jun 21, 1974 | EF3 | 81 km | 2.7 mi | 0 |
| Sep 25, 1973 | EF3 | 35 km | 5.7 mi | 0 |
| Sep 25, 1973 | EF3 | 91 km | 8.8 mi | 0 |
| Sep 25, 1973 | EF3 | 51 km | 58.0 mi | 0 |
| Jul 15, 1963 | EF3 | 61 km | 0.1 mi | 0 |
Source: NOAA Storm Prediction Center (EF0+, 1950–2024, US only).
Wildfire History
20 wildfires (100+ acres) recorded within 100 km. Largest: OKS - STARBUCK (657,299 acres, 2017).
| Year | Name | Acres Burned | Distance |
| 2017 | OKS - STARBUCK | 657,299 | 30 km |
| 2017 | PERRYTON | 290,211 | 99 km |
| 1996 | UNNAMED | 88,943 | 90 km |
| 2024 | CATESBY FIRE | 83,975 | 49 km |
| 2017 | OKS - 283 | 68,558 | 21 km |
| 2016 | 350 COMPLEX | 58,055 | 62 km |
| 2018 | 34 COMPLEX | 57,533 | 58 km |
| 2017 | OKS - SELMAN | 44,767 | 58 km |
| 2014 | HIGGINS | 28,466 | 92 km |
| 2024 | SLAPOUT FIRE | 23,810 | 23 km |
| 1996 | UNNAMED | 23,123 | 45 km |
| 2011 | LIPSCOMB COUNTY COMPLEX | 23,028 | 77 km |
| 2020 | 412 FIRE | 22,069 | 57 km |
| 2022 | BEAVER RIVER FIRE | 20,512 | 74 km |
| 2015 | BOILING SPRINGS FIRE | 20,264 | 67 km |
| 2022 | 217 | 18,293 | 79 km |
| 2008 | UNNAMED | 16,290 | 97 km |
| 2016 | BUFFALO | 16,160 | 24 km |
| 2022 | 23 AND DD | 8,885 | 53 km |
| 2006 | UNNAMED | 8,750 | 59 km |
Source: NIFC/IRWIN Wildfire Records (100+ acres).
Monthly Weather
| Month | Avg Temperature | Precipitation | Summary |
|---|---|---|---|
| January | 36°F (2°C) | 0.6 in | Coldest, Driest |
| February | 39°F (4°C) | 0.9 in | |
| March | 47°F (8°C) | 1.7 in | |
| April | 57°F (14°C) | 1.7 in | |
| May | 66°F (19°C) | 3.3 in | Wettest |
| June | 76°F (24°C) | 3.0 in | |
| July | 83°F (28°C) | 2.5 in | Warmest |
| August | 79°F (26°C) | 2.8 in | |
| September | 71°F (22°C) | 2.1 in | |
| October | 59°F (15°C) | 1.5 in | |
| November | 45°F (7°C) | 1.2 in | |
| December | 36°F (2°C) | 0.8 in |
Rosston has a seasonal temperature swing of 47°F / from 36°F in January to 83°F in July. Total annual precipitation is 22.1 inches, with May being the wettest month (3.3") and January the driest (0.6").