Weather & Climate in Kaycee, WY

Temperature, precipitation, air quality, natural hazards, and monthly weather data.

Kaycee has a cool climate with an average annual temperature of 45°F (7°C). Winters average 23°F in January while summers reach 71°F in July. The area gets 302 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 12.0 inches (drier than the 38-inch national average). The area receives 40.7 inches of snow annually, making winter weather a significant factor for residents. Air quality is rated Good with a median AQI of 34. The city sits at an elevation of 4,649 feet.

Temperature

23°F Jan (-5°C) 71°F Jul (22°C)

Annual Average	45.2°F
	16% below US avg
January Average	23°F (-5°C)
July Average	71°F (22°C)
Sunny Days	302 days/yr

Geography

Elevation	4,649 ft (1,417 m)
Area	0.4 sq mi (1.1 km²)
Population Density	577/sq mi
Coordinates	43.7100°N, 106.6373°W
Timezone	America/Denver
County	Johnson County County
Nearest Airport	Casper/Natrona County International (CPR) 56 miles away

Precipitation & Snow

Annual Rainfall 12.0"

69% below US avg

Snowfall 40.7"

Wettest Month (May) 2.40"

Driest Month (Feb) 0.39"

Air Quality

AQI Median	34.0
Rating	Good

Natural Hazard Risk

Overall Risk	Very Low
Risk Score	19.3 / 100
Social Vulnerability	42.8 / 100
Community Resilience	11.2 / 100

Hazard Breakdown

Tornado	Very Low
Earthquake	Very Low
Wildfire	Relatively Low
Flood	Relatively Low
Hail	Relatively Low
Strong Wind	Very Low
Heat Wave	Very Low
Winter Weather	Relatively Moderate
Lightning	Relatively Low
Ice Storm	Very Low
Drought	Very Low
Cold Wave	Relatively Low
Landslide	Relatively Low
Avalanche	Very Low

Source: FEMA National Risk Index v1.20 (Dec 2025)

Earthquake History

52 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	83 km	5 km
Nov 3, 2017	57 km S of Ten Sleep, Wyoming	M4.0	64 km	17 km
Apr 13, 2021	51 km S of Ten Sleep, Wyoming	M3.9	61 km	12 km
Feb 25, 1993	31 km N of Arvada, Wyoming	M3.9	143 km	5 km
Aug 29, 2004	16 km NNW of Douglas, Wyoming	M3.8	131 km	5 km
Aug 2, 2021	12 km NW of Rolling Hills, Wyoming	M3.8	98 km	10 km
Feb 1, 2003	11 km E of Antelope Hills, Wyoming	M3.7	80 km	5 km
Feb 13, 2023	Wyoming	M3.7	64 km	10 km
Jul 4, 2021	43 km S of Ten Sleep, Wyoming	M3.6	60 km	17 km
Aug 31, 1992	34 km WNW of Kaycee, Wyoming	M3.6	35 km	5 km
Feb 15, 2004	19 km N of Douglas, Wyoming	M3.5	132 km	10 km
Nov 16, 1993	17 km SSE of Ten Sleep, Wyoming	M3.5	63 km	5 km
Jan 9, 2007	7 km ENE of East Thermopolis, Wyoming	M3.5	118 km	5 km
Sep 3, 2023	32 km NW of Kaycee, Wyoming	M3.3	33 km	5 km
Apr 5, 2002	7 km W of South Flat, Wyoming	M3.3	120 km	5 km
Mar 10, 1993	27 km W of Midwest, Wyoming	M3.2	35 km	5 km
Oct 31, 2017	56 km S of Ten Sleep, Wyoming	M3.2	69 km	15 km
Jul 22, 2020	16 km NW of Rolling Hills, Wyoming	M3.2	95 km	34 km
Aug 22, 2016	16 km S of Casper Mountain, Wyoming	M3.2	128 km	5 km
Nov 9, 1999	58 km ENE of Shoshoni, Wyoming	M3.1	72 km	5 km

Source: USGS Earthquake Catalog (M2.5+, 1990–2025). Sorted by magnitude.

Tornado History

90 tornadoes (EF0+) recorded within 100 km since 1950. Strongest on record: EF3. Total: 2 fatalities, 23 injuries.

Date	Rating	Distance	Path	Fatalities
May 23, 1978	EF3	93 km	14.5 mi	0
Jun 1, 2018	EF2	52 km	1.0 mi	0
Jun 1, 2018	EF2	52 km	1.0 mi	0
Jun 12, 2017	EF2	4 km	1.6 mi	0
Aug 12, 2005	EF2	94 km	1.5 mi	2
Jul 21, 1987	EF2	65 km	5.0 mi	0
Jun 18, 1987	EF2	83 km	7.0 mi	0
Jul 20, 1978	EF2	83 km	1.0 mi	0
Jul 30, 1975	EF2	63 km	12.4 mi	0
May 29, 1971	EF2	95 km	0.2 mi	0
Jun 11, 1962	EF2	58 km	52.0 mi	0
Jun 23, 2023	EF1	51 km	10.8 mi	0
Jun 19, 2019	EF1	62 km	4.1 mi	0
Aug 30, 2010	EF1	75 km	4.6 mi	0
May 20, 2007	EF1	84 km	2.0 mi	0
Aug 11, 1999	EF1	40 km	0.2 mi	0
May 24, 1990	EF1	83 km	2.0 mi	0
Jun 12, 1986	EF1	77 km	1.0 mi	0
Jul 17, 1983	EF1	94 km	1.5 mi	0
Jun 14, 1982	EF1	84 km	10.0 mi	0

Source: NOAA Storm Prediction Center (EF0+, 1950–2024, US only).

Wildfire History

20 wildfires (100+ acres) recorded within 100 km. Largest: HOUSE DRAW (167,966 acres, 2024).

Year	Name	Acres Burned	Distance
2024	HOUSE DRAW	167,966	45 km
1996	EBLACK MTN	53,211	96 km
2024	FLAT ROCK	50,782	99 km
1996	BATES	47,060	72 km
2012	CATO	26,816	89 km
1999	CLARKELEN	21,432	87 km
2020	NEIBER	17,594	99 km
1996	GEARY D. 2	15,564	97 km
2006	SAWMILL	15,379	53 km
1988	LOST	13,081	74 km
2006	OUTLAW 2	12,279	28 km
2000	ORMSBY	11,539	81 km
2020	RENO	10,830	36 km
2015	STATION	9,845	99 km
1996	HENRYS	9,839	93 km
2000	HENDERSON	9,624	61 km
1996	COLE CREEK	9,099	95 km
1996	WILLOW	7,723	60 km
1999	ANTELOPE	7,479	99 km
1996	BUFFALO 2	7,173	73 km

Source: NIFC/IRWIN Wildfire Records (100+ acres).

Monthly Weather

Month	Avg Temperature	Precipitation	Summary
January	23°F (-5°C)	0.4 in	Coldest
February	28°F (-2°C)	0.4 in	Driest
March	35°F (2°C)	0.8 in
April	43°F (6°C)	1.5 in
May	53°F (12°C)	2.4 in	Wettest
June	63°F (17°C)	2.2 in
July	71°F (22°C)	1.1 in	Warmest
August	69°F (21°C)	0.8 in
September	58°F (15°C)	1.1 in
October	47°F (8°C)	1.0 in
November	32°F (0°C)	0.5 in
December	24°F (-4°C)	0.5 in

Kaycee has a seasonal temperature swing of 48°F / from 23°F in January to 71°F in July. Total annual precipitation is 12.6 inches, with May being the wettest month (2.4") and February the driest (0.4").

View full profile of Kaycee, WY →