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Greybull, WY

Full City Profile · Wyoming · Big Horn County County

3.4 /5.0
B Good
2,061 Population 933/sq mi density
$62,941 Median Income $26,051 per capita
$159,200 Home Value $235,695 Zillow
$835 Median Rent 28.3% income on rent
45°F Avg Temperature 293 sunny days/yr
B
Overall
3.4 / 5.0
Good overall score based on economy, affordability, safety and education
B+
Economy
3.9 / 5.0
$62,941 median income, 3.6% unemployment
A+
Affordability
5.0 / 5.0
$159,200 home value, $835/mo rent
C+
Safety
2.5 / 5.0
0 violent crimes/100K
C
Education
2.3 / 5.0
15.9% bachelor's degree or higher
Greybull has a cool climate with an average annual temperature of 45°F (7°C). Winters average 16°F in January while summers reach 73°F in July. The area gets 293 sunny days per year. Annual precipitation totals 7.2 inches. The area receives 19.2 inches of snow annually. Air quality is rated Good with a median AQI of 34.

Temperature

16°F Jan (-9°C) 73°F Jul (23°C)
Annual Average45.0°F
17% below US avg
January Average16°F (-9°C)
July Average73°F (23°C)
Sunny Days293 days/yr

Geography

Elevation3,794 ft (1,156 m)
Area1.8 sq mi (4.7 km²)
Population Density933/sq mi
Coordinates44.4865°N, 108.0557°W
TimezoneAmerica/Denver
CountyBig Horn County County
Nearest AirportWorland Municipal (WRL)
37 miles away

Precipitation & Snow

Annual Rainfall 7.2"
81% below US avg
Snowfall 19.2"
Wettest Month (May) 1.34"
Driest Month (Feb) 0.20"

Air Quality

AQI Median34.0
RatingGood

Air Pollutants (EPA 2023)

Ozone (O₃)0.0457 ppm

Natural Hazard Risk

Overall RiskVery Low
Risk Score31.1 / 100
Social Vulnerability52.6 / 100
Community Resilience7.7 / 100

Hazard Breakdown

Tornado Very Low
Earthquake Relatively Low
Wildfire Very Low
Flood Relatively Low
Hail Very Low
Strong Wind Very Low
Heat Wave Very Low
Winter Weather Relatively Low
Lightning Relatively Low
Ice Storm Very Low
Drought Relatively Low
Cold Wave Relatively Low
Landslide Relatively High
Volcano Very Low
Avalanche Very Low
Source: FEMA National Risk Index v1.20 (Dec 2025)

Earthquake History

40 earthquakes (M2.5+) within 150 km since 1990. Strongest: M4.0. Most recent: M2.6 on Mar 8, 2025.

Nov 3, 2017 57 km S of Ten Sleep, Wyoming M4.0 120 km
Aug 22, 2009 20 km SSE of Birney, Montana M4.0 146 km
Apr 13, 2021 51 km S of Ten Sleep, Wyoming M3.9 116 km
Feb 13, 2023 Wyoming M3.7 117 km
Jul 4, 2021 43 km S of Ten Sleep, Wyoming M3.6 108 km
Aug 31, 1992 34 km WNW of Kaycee, Wyoming M3.6 109 km
Aug 7, 1991 31 km NNW of Pavillion, Wyoming M3.5 127 km
Nov 16, 1993 17 km SSE of Ten Sleep, Wyoming M3.5 86 km
Jan 9, 2007 7 km ENE of East Thermopolis, Wyoming M3.5 91 km
Sep 3, 2023 32 km NW of Kaycee, Wyoming M3.3 110 km
Apr 5, 2002 7 km W of South Flat, Wyoming M3.3 61 km
Jul 21, 2023 Eastern Montana M3.2 129 km
Oct 31, 2017 56 km S of Ten Sleep, Wyoming M3.2 118 km
Dec 16, 2012 40 km W of Owl Creek, Wyoming M3.1 112 km
Nov 9, 1999 58 km ENE of Shoshoni, Wyoming M3.1 121 km
Jan 6, 2017 22 km SW of Owl Creek, Wyoming M3.0 109 km
Oct 25, 2009 34 km S of Buffalo, Wyoming M3.0 122 km
Nov 8, 2000 40 km ENE of Shoshoni, Wyoming M3.0 120 km
Feb 13, 1998 12 km NE of Hyattville, Wyoming M3.0 46 km
Feb 22, 1992 30 km E of Buffalo, Wyoming M2.9 139 km
Source: USGS (M2.5+, 1990-2025)

Tornado History

66 tornadoes (EF0+) within 100 km since 1950. Strongest: EF3. Total: 1 fatality, 2 injuries.

Date Rating Distance Fatalities
Aug 2, 1985 EF3 39 km 0
Jun 1, 2018 EF2 91 km 0
Jun 1, 2018 EF2 90 km 0
Jun 16, 2010 EF2 92 km 0
Jul 10, 2001 EF2 74 km 0
Jul 11, 1978 EF2 65 km 0
Jul 4, 1978 EF2 5 km 0
Jul 24, 1967 EF2 16 km 0
Jun 26, 1964 EF2 62 km 0
Jul 9, 1962 EF2 19 km 0
Jun 12, 1962 EF2 27 km 0
Jun 26, 1959 EF2 40 km 1
Jun 3, 1958 EF2 22 km 0
Jun 19, 2019 EF1 85 km 0
Aug 30, 2010 EF1 72 km 0
Jun 1, 2009 EF1 33 km 0
Jun 26, 2001 EF1 1 km 0
Jun 6, 1997 EF1 9 km 0
May 18, 1991 EF1 74 km 0
May 24, 1990 EF1 86 km 0
Source: NOAA SPC (EF0+, 1950-2024)

Wildfire History

20 wildfires (100+ acres) within 100 km. Largest: EBLACK MTN (53,211 ac, 1996).

Year Name Acres Distance
1996 EBLACK MTN 53,211 82 km
2018 TEREK 43,872 41 km
2020 NEIBER 17,594 78 km
1988 LOST 13,081 85 km
2007 BONE CREEK 12,776 36 km
1999 ROOSTER 9,624 85 km
2021 CRATER RIDGE 8,147 57 km
1996 WILLOW 7,723 97 km
2001 THUNDER CH 7,539 95 km
1996 BUFFALO 2 7,173 82 km
2018 DENVER JAKE 6,973 81 km
2003 LITTLE HORN II 5,889 62 km
2006 OWL 5,541 97 km
2012 GILEAD 5,374 89 km
2002 RED WAFFLE 5,060 75 km
1996 NBROKENBAC 4,921 61 km
2005 BIG HORN 4,899 74 km
2012 OTTER CREEK-UPPER BEE 4,786 94 km
2007 LITTLE GOOSE 4,767 80 km
2000 MUDDYCRK 4,601 100 km
Source: NIFC/IRWIN (100+ acres)

Monthly Weather

Month Avg Temperature Precipitation Summary
January 16°F (-9°C) 0.3 in Coldest
February 25°F (-4°C) 0.2 in Driest
March 37°F (3°C) 0.4 in
April 46°F (8°C) 0.8 in
May 56°F (13°C) 1.3 in Wettest
June 66°F (19°C) 1.1 in
July 73°F (23°C) 0.6 in Warmest
August 71°F (22°C) 0.5 in
September 59°F (15°C) 0.9 in
October 46°F (8°C) 0.7 in
November 31°F (-1°C) 0.4 in
December 20°F (-7°C) 0.3 in

Greybull has a seasonal temperature swing of 57°F / from 16°F in January to 73°F in July. Total annual precipitation is 7.5 inches, with May being the wettest month (1.3") and February the driest (0.2").

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