Weather & Climate in Wyola, MT

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

Wyola experiences four distinct seasons with an average annual temperature of 46°F (8°C). Winters average 24°F in January while summers reach 71°F in July. The area gets 311 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 16.5 inches (drier than the 38-inch national average). Air quality is rated Good with a median AQI of 26 / among the cleanest air in the country. The city sits at an elevation of 3,857 feet.

Temperature

24°F Jan (-4°C) 71°F Jul (22°C)

Annual Average	46.0°F
	15% below US avg
January Average	24°F (-4°C)
July Average	71°F (22°C)
Sunny Days	311 days/yr

Geography

Elevation	3,857 ft (1,176 m)
Area	6.7 sq mi (17.4 km²)
Population Density	39/sq mi
Coordinates	45.1153°N, 107.3738°W
Timezone	America/Denver
County	Big Horn County County
Nearest Airport	Sheridan County (SHR) 31 miles away

Precipitation & Snow

Annual Rainfall 16.5"

57% below US avg

Wettest Month (May) 2.64"

Driest Month (Feb) 0.75"

Air Quality

AQI Median	26.0
Rating	Good

Natural Hazard Risk

Overall Risk	Relatively Low
Risk Score	57.2 / 100
Social Vulnerability	94.2 / 100
Community Resilience	4.8 / 100

Hazard Breakdown

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

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

Earthquake History

27 earthquakes (M2.5+) recorded within 150 km since 1990. Strongest on record: M4.0.

Aug 22, 2009	20 km SSE of Birney, Montana	M4.0	73 km	14 km
Feb 25, 1993	31 km N of Arvada, Wyoming	M3.9	105 km	5 km
Dec 23, 1991	10 km SW of Colstrip, Montana	M3.6	94 km	5 km
Aug 31, 1992	34 km WNW of Kaycee, Wyoming	M3.6	146 km	5 km
Jul 6, 2021	27 km SSE of Melstone, Montana	M3.6	142 km	10 km
Nov 16, 1993	17 km SSE of Ten Sleep, Wyoming	M3.5	137 km	5 km
Apr 5, 2002	7 km W of South Flat, Wyoming	M3.3	142 km	5 km
Sep 3, 2023	32 km NW of Kaycee, Wyoming	M3.3	138 km	5 km
Jul 21, 2023	Eastern Montana	M3.2	123 km	5 km
Feb 13, 1998	12 km NE of Hyattville, Wyoming	M3.0	88 km	5 km
Oct 25, 2009	34 km S of Buffalo, Wyoming	M3.0	133 km	5 km
Mar 2, 2014	9 km SE of Washakie Ten, Wyoming	M2.9	125 km	0 km
May 25, 2018	45 km W of Biddle, Montana	M2.9	114 km	16 km
Feb 22, 1992	30 km E of Buffalo, Wyoming	M2.9	121 km	5 km
Aug 7, 2022	38 km N of Arvada, Wyoming	M2.8	105 km	11 km
Mar 23, 2023	8 km S of Shell, Wyoming	M2.8	79 km	11 km
Mar 30, 2018	20 km NNE of Sheridan, Wyoming	M2.8	46 km	5 km
Jan 15, 2023	6 km NE of Ashland, Montana	M2.8	108 km	11 km
Apr 11, 2013	33 km NNE of Kaycee, Wyoming	M2.8	147 km	8 km
May 19, 2017	6 km ESE of Birney, Montana	M2.7	76 km	3 km

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

Tornado History

46 tornadoes (EF0+) recorded within 100 km since 1950. Strongest on record: EF3. Total: 1 fatality, 5 injuries.

Date	Rating	Distance	Path	Fatalities
Aug 2, 1985	EF3	55 km	0.2 mi	0
Jul 4, 1978	EF2	84 km	5.0 mi	0
Jun 26, 1959	EF2	70 km	9.2 mi	1
Jun 3, 1958	EF2	73 km	0.2 mi	0
Jun 7, 2018	EF1	69 km	0.8 mi	0
Jun 21, 2010	EF1	93 km	1.0 mi	0
Jun 26, 2001	EF1	89 km	0.7 mi	0
Jun 6, 1997	EF1	81 km	1.0 mi	0
Jun 22, 1996	EF1	73 km	4.0 mi	0
Jul 9, 1991	EF1	71 km	0.1 mi	0
Jun 21, 1991	EF1	80 km	0.2 mi	0
Jun 21, 1984	EF1	47 km	2.0 mi	0
Jun 21, 1984	EF1	25 km	1.0 mi	0
Jun 15, 1984	EF1	26 km	1.0 mi	0
Jul 24, 1981	EF1	85 km	0.1 mi	0
Jun 18, 1978	EF1	76 km	0.1 mi	0
Jul 4, 1976	EF1	97 km	0.2 mi	0
Jul 20, 1974	EF1	59 km	0.1 mi	0
Jun 20, 1974	EF1	74 km	0.1 mi	0
Jun 20, 1974	EF1	98 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: REMINGTON (192,577 acres, 2024).

Year	Name	Acres Burned	Distance
2024	REMINGTON	192,577	87 km
2021	RICHARD SPRING	168,765	94 km
2012	CHALKY	132,680	84 km
2017	DEER CREEK	90,147	73 km
2012	SARPY HILLS COMPLEX	83,942	60 km
2021	P F	66,375	78 km
2000	STAG	62,381	94 km
1994	BABY DEAN	61,955	63 km
2020	SARPY	51,619	67 km
2006	BUFFALO CREEK	37,630	88 km
2017	WITTEN	27,938	65 km
2003	LITTLEHAWK	27,926	68 km
2012	CATO	26,816	100 km
2020	WADDLE CREEK	25,809	73 km
1988	EARLYBIRD	21,730	91 km
2011	BLACK SPRINGS COMPLEX	19,473	74 km
2024	MCGHEE	19,161	66 km
1988	KIRBY	14,253	54 km
1994	BARREL SPR	13,526	85 km
1988	LOST	13,081	93 km

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

Monthly Weather

Month	Avg Temperature	Precipitation	Summary
January	24°F (-4°C)	0.9 in
February	27°F (-3°C)	0.8 in	Driest
March	34°F (1°C)	1.1 in
April	43°F (6°C)	2.1 in
May	53°F (11°C)	2.6 in	Wettest
June	62°F (17°C)	2.6 in
July	71°F (22°C)	1.1 in	Warmest
August	68°F (20°C)	0.9 in
September	58°F (14°C)	1.7 in
October	47°F (8°C)	1.4 in
November	33°F (1°C)	1.0 in
December	24°F (-5°C)	0.8 in	Coldest

Wyola has a seasonal temperature swing of 47°F / from 24°F in December to 71°F in July. Total annual precipitation is 17.0 inches, with May being the wettest month (2.6") and February the driest (0.8").

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