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Weather & Climate in Lusk, WY
Temperature, precipitation, air quality, natural hazards, and monthly weather data.
Lusk has a cool climate with an average annual temperature of 44°F (7°C). Winters average 24°F in January while summers reach 69°F in July. The area gets 261 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 34. The city sits at an elevation of 5,051 feet.
Temperature
24°F Jan (-5°C)
69°F Jul (21°C)
| Annual Average | 44.4°F |
| 18% below US avg | |
| January Average | 24°F (-5°C) |
| July Average | 69°F (21°C) |
| Sunny Days | 261 days/yr |
Geography
| Elevation | 5,051 ft (1,540 m) |
| Area | 2.1 sq mi (5.4 km²) |
| Population Density | 716/sq mi |
| Coordinates | 42.7613°N, 104.4584°W |
| Timezone | America/Denver |
| County | Goshen County County |
| Nearest Airport | Western Nebraska Regional/William B Heilig Field (BFF) 76 miles away |
Precipitation & Snow
Air Quality
| AQI Median | 34.0 |
| Rating | Good |
Natural Hazard Risk
| Overall Risk | Very Low |
| Risk Score | 28.5 / 100 |
| Social Vulnerability | 35.5 / 100 |
| Community Resilience | 29.6 / 100 |
Hazard Breakdown
| Tornado | Relatively Low |
| Earthquake | Very Low |
| Wildfire | Relatively Low |
| Flood | Very Low |
| Hail | Relatively Moderate |
| Strong Wind | Relatively Low |
| Heat Wave | Very Low |
| Winter Weather | Relatively Moderate |
| Lightning | Relatively Low |
| Ice Storm | Relatively Low |
| Drought | Relatively Low |
| Cold Wave | Relatively Moderate |
| Landslide | Very Low |
| Avalanche | Very Low |
Source: FEMA National Risk Index v1.20 (Dec 2025)
Earthquake History
32 earthquakes (M2.5+) recorded within 150 km since 1990. Strongest on record: M4.2.
| Oct 19, 1996 | 21 km E of Antelope Hills, Wyoming | M4.2 | 135 km | 5 km |
| Aug 29, 2004 | 16 km NNW of Douglas, Wyoming | M3.8 | 85 km | 5 km |
| Aug 2, 2021 | 12 km NW of Rolling Hills, Wyoming | M3.8 | 123 km | 10 km |
| Oct 10, 1993 | 41 km W of Esterbrook, Wyoming | M3.7 | 121 km | 5 km |
| Jul 23, 1993 | 29 km WNW of Esterbrook, Wyoming | M3.7 | 107 km | 5 km |
| Feb 1, 2003 | 11 km E of Antelope Hills, Wyoming | M3.7 | 144 km | 5 km |
| Feb 6, 1996 | 13 km WNW of Hill City, South Dakota | M3.7 | 148 km | 5 km |
| Apr 9, 1996 | 34 km SW of Edgemont, South Dakota | M3.7 | 45 km | 5 km |
| Mar 9, 2025 | 7 km W of Fairburn, South Dakota | M3.6 | 138 km | 5 km |
| Dec 12, 2013 | 10 km WSW of Hermosa, South Dakota | M3.5 | 149 km | 5 km |
| Feb 15, 2004 | 19 km N of Douglas, Wyoming | M3.5 | 79 km | 10 km |
| Mar 26, 2021 | 10 km E of Edgemont, South Dakota | M3.4 | 86 km | 5 km |
| Dec 13, 1993 | 14 km SW of Esterbrook, Wyoming | M3.2 | 98 km | 5 km |
| Jul 22, 2020 | 16 km NW of Rolling Hills, Wyoming | M3.2 | 129 km | 34 km |
| Jun 18, 1998 | 23 km S of Chadron, Nebraska | M3.1 | 120 km | 5 km |
| May 3, 1996 | 32 km SSW of Edgemont, South Dakota | M3.1 | 48 km | 5 km |
| Jun 29, 2024 | 22 km ESE of Hill View Heights, Wyoming | M3.0 | 121 km | 10 km |
| Nov 2, 1992 | 5 km ESE of Lusk, Wyoming | M3.0 | 6 km | 5 km |
| Jan 6, 2018 | 7 km SW of Guernsey, Wyoming | M3.0 | 67 km | 5 km |
| Jun 30, 1993 | 25 km N of Douglas, Wyoming | M3.0 | 79 km | 5 km |
Source: USGS Earthquake Catalog (M2.5+, 1990–2025). Sorted by magnitude.
Tornado History
215 tornadoes (EF0+) recorded within 100 km since 1950. Strongest on record: EF3. Total: 15 injuries.
| Date | Rating | Distance | Path | Fatalities |
| Jul 28, 2018 | EF3 | 87 km | 4.4 mi | 0 |
| Jul 20, 1978 | EF3 | 76 km | 53.2 mi | 0 |
| Jun 26, 1955 | EF3 | 89 km | 2.0 mi | 0 |
| Sep 10, 2019 | EF2 | 48 km | 19.1 mi | 0 |
| Jun 12, 2017 | EF2 | 58 km | 25.6 mi | 0 |
| Jun 22, 2012 | EF2 | 64 km | 16.7 mi | 0 |
| Jun 7, 2012 | EF2 | 95 km | 20.6 mi | 0 |
| Jun 13, 1984 | EF2 | 32 km | 4.0 mi | 0 |
| Jun 20, 1983 | EF2 | 83 km | 0.3 mi | 0 |
| Jun 5, 1982 | EF2 | 98 km | 7.0 mi | 0 |
| Jun 5, 1982 | EF2 | 60 km | 7.0 mi | 0 |
| Jun 5, 1982 | EF2 | 36 km | 1.0 mi | 0 |
| Jul 28, 1978 | EF2 | 35 km | 5.0 mi | 0 |
| Jul 28, 1978 | EF2 | 62 km | 1.0 mi | 0 |
| Jul 28, 1976 | EF2 | 73 km | 0.3 mi | 0 |
| Apr 12, 1967 | EF2 | 88 km | 12.6 mi | 0 |
| Aug 21, 1960 | EF2 | 82 km | 0.1 mi | 0 |
| Jun 26, 1955 | EF2 | 49 km | 2.3 mi | 0 |
| Jun 7, 2022 | EF1 | 22 km | 3.5 mi | 0 |
| Jul 28, 2018 | EF1 | 83 km | 1.8 mi | 0 |
Source: NOAA Storm Prediction Center (EF0+, 1950–2024, US only).
Wildfire History
20 wildfires (100+ acres) recorded within 100 km. Largest: ARAPAHO (100,043 acres, 2012).
| Year | Name | Acres Burned | Distance |
| 2012 | ARAPAHO | 100,043 | 99 km |
| 1989 | FT.ROBINSON | 46,887 | 72 km |
| 1996 | OLMSTEAD D | 44,562 | 89 km |
| 2006 | SIOUX COUNTY COMPLEX | 39,567 | 52 km |
| 2012 | DOUTHIT | 29,036 | 71 km |
| 2024 | PLEASANT VALLEY | 28,249 | 53 km |
| 2010 | ORPHA | 25,839 | 80 km |
| 2006 | OLD CHICAGO | 25,218 | 47 km |
| 1985 | FLINT HILLS | 21,062 | 92 km |
| 2016 | SIMMONS | 20,950 | 58 km |
| 2002 | HENSEL | 14,439 | 91 km |
| 1996 | UNNAMED | 14,279 | 71 km |
| 2016 | INDIAN CANYON | 13,791 | 77 km |
| 2012 | SAWMILL CANYON | 13,438 | 50 km |
| 2006 | TWENTY MILE | 11,732 | 48 km |
| 2000 | WARBONNET | 11,504 | 49 km |
| 2001 | WEST HELL CANYON | 11,097 | 94 km |
| 2007 | ALABAUGH | 10,650 | 98 km |
| 2011 | THOMPSON | 10,519 | 62 km |
| 1999 | WALKER | 10,022 | 60 km |
Source: NIFC/IRWIN Wildfire Records (100+ acres).
Monthly Weather
| Month | Avg Temperature | Precipitation | Summary |
|---|---|---|---|
| January | 24°F (-5°C) | 0.5 in | Coldest, Driest |
| February | 27°F (-3°C) | 0.6 in | |
| March | 33°F (1°C) | 1.1 in | |
| April | 42°F (6°C) | 2.1 in | |
| May | 52°F (11°C) | 2.7 in | Wettest |
| June | 62°F (17°C) | 2.3 in | |
| July | 69°F (21°C) | 1.9 in | Warmest |
| August | 67°F (20°C) | 1.1 in | |
| September | 57°F (14°C) | 1.3 in | |
| October | 46°F (8°C) | 1.1 in | |
| November | 32°F (0°C) | 0.7 in | |
| December | 24°F (-4°C) | 0.6 in |
Lusk has a seasonal temperature swing of 45°F / from 24°F in January to 69°F in July. Total annual precipitation is 15.9 inches, with May being the wettest month (2.7") and January the driest (0.5").