Weather & Climate in Oasis, UT

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

Oasis experiences four distinct seasons with an average annual temperature of 51°F (11°C). Winters average 28°F in January while summers reach 76°F in July. The area gets 330 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 8.3 inches (drier than the 38-inch national average). The area receives 19.6 inches of snow annually, a moderate snowfall amount. Air quality is rated Good with a median AQI of 41. The city sits at an elevation of 4,597 feet.

Temperature

28°F Jan (-2°C) 76°F Jul (25°C)

Annual Average	51.0°F
	6% below US avg
January Average	28°F (-2°C)
July Average	76°F (25°C)
Sunny Days	330 days/yr

Geography

Elevation	4,597 ft (1,401 m)
Area	0.4 sq mi (1.0 km²)
Population Density	153/sq mi
Coordinates	39.2923°N, 112.6290°W
Timezone	America/Denver
County	Juab County County
Nearest Airport	Carbon County Regional/Buck Davis Field (PUC) 103 miles away

Precipitation & Snow

Annual Rainfall 8.3"

78% below US avg

Snowfall 19.6"

Wettest Month (May) 1.10"

Driest Month (Jun) 0.51"

Air Quality

AQI Median	41.0
Rating	Good

Natural Hazard Risk

Overall Risk	Very Low
Risk Score	15.3 / 100
Social Vulnerability	10.6 / 100
Community Resilience	69.3 / 100

Hazard Breakdown

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

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

Earthquake History

742 earthquakes (M2.5+) recorded within 150 km since 1990. Strongest on record: M4.6.

Apr 20, 1991	19 km SE of Minersville, Utah	M4.6	136 km	10 km
Jan 3, 2011	10 km NW of Circleville, Utah	M4.6	119 km	11 km
Jan 2, 1998	10 km ESE of Beaver, Utah	M4.4	117 km	12 km
Jun 24, 1992	30 km WSW of Emery, Utah	M4.3	109 km	5 km
Apr 17, 2003	6 km SSW of Levan, Utah	M4.2	68 km	1 km
Jul 19, 2001	31 km NNE of Fremont, Utah	M4.2	112 km	7 km
Mar 16, 1992	6 km S of Herriman, Utah	M4.2	139 km	12 km
Jun 29, 2014	6 km SE of Spring City, Utah	M4.2	104 km	9 km
Oct 22, 1999	20 km SE of Minersville, Utah	M4.1	134 km	6 km
Apr 14, 2019	28 km W of Kanosh, Utah	M4.1	59 km	1 km
Feb 20, 2019	8 km SW of Kanosh, Utah	M4.0	63 km	8 km
Sep 6, 1994	12 km SSW of Circleville, Utah	M4.0	140 km	6 km
Feb 23, 2001	12 km SW of Kanosh, Utah	M4.0	64 km	2 km
Jan 30, 1998	19 km NNW of Panguitch, Utah	M4.0	146 km	7 km
Aug 18, 2007	35 km WSW of Minersville, Utah	M3.9	148 km	7 km
Jan 17, 2020	10 km NNE of Minersville, Utah	M3.9	112 km	12 km
Jun 18, 1998	18 km NNW of Panguitch, Utah	M3.9	146 km	6 km
Apr 10, 1998	3 km ENE of Milford, Utah	M3.9	103 km	2 km
May 6, 1990	10 km SSE of Beaver, Utah	M3.8	124 km	9 km
Oct 11, 1999	2 km W of Glenwood, Utah	M3.8	79 km	9 km

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

Tornado History

13 tornadoes (EF0+) recorded within 100 km since 1950. Strongest on record: EF2. Total: 1 injury.

Date	Rating	Distance	Path	Fatalities
Sep 8, 2002	EF2	86 km	2.7 mi	0
Jun 16, 1955	EF2	69 km	2.7 mi	0
Apr 19, 1970	EF1	82 km	1.5 mi	0
Aug 28, 1964	EF1	71 km	0.1 mi	0
Aug 7, 1957	EF1	76 km	1.5 mi	0
Sep 12, 2002	EF0	91 km	0.1 mi	0
Sep 8, 2002	EF0	72 km	0.2 mi	0
May 28, 1996	EF0	13 km	0.2 mi	0
Jun 7, 1989	EF0	13 km	0.2 mi	0
Aug 15, 1984	EF0	87 km	0.1 mi	0
May 3, 1982	EF0	67 km	0.1 mi	0
Mar 29, 1982	EF0	91 km	0.1 mi	0
Jun 16, 1955	EF0	69 km	0.1 mi	0

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

Nearby Volcanoes

2 volcanoes within 200 km. Closest: Black Rock Desert (38 km).

Name	Type	Elevation	Last Eruption	Distance
Black Rock Desert	Volcanic field	1,800 m (5,906 ft)	1290	38 km
Markagunt Plateau	Volcanic field	2,840 m (9,318 ft)	1050	190 km

Source: Smithsonian Institution Global Volcanism Program (GVP).

Wildfire History

20 wildfires (100+ acres) recorded within 100 km. Largest: MILFORD FLAT (348,772 acres, 2007).

Year	Name	Acres Burned	Distance
2007	MILFORD FLAT	348,772	68 km
1996	LEAMINGTON COMPLEX (WASH)	161,203	63 km
2012	CLAY SPRINGS	107,391	35 km
2020	CANAL	74,897	44 km
1999	RAILROAD	64,598	58 km
1996	SORENSON COMPLEX (SOUTH TWIN PEAKS)	46,576	69 km
2010	TWITCHELL CANYON	42,956	93 km
1994	SIMPSON BT	36,917	91 km
1986	TWINPEAKS	34,633	50 km
2006	DOG VALLEY	28,992	67 km
2000	OLDROYD COMPLEX (MONA WEST)	28,774	81 km
1996	LEAMINGTON COMPLEX (LEAMINGTON)	28,159	45 km
2007	SALT CREEK	26,924	94 km
2012	FAUST	22,155	99 km
2005	DITTO	22,041	88 km
2020	ANTELOPE	20,624	88 km
1996	LEAMINGTON COMPLEX (EAST SAGE)	18,360	69 km
1998	SIMPSON SPRINGS	17,543	86 km
2012	GREASE	16,155	23 km
1996	ADELAIDE COMPLEX (ADALAIDE)	15,638	65 km

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

Monthly Weather

Month	Avg Temperature	Precipitation	Summary
January	28°F (-2°C)	0.8 in	Coldest
February	34°F (1°C)	0.7 in
March	43°F (6°C)	0.9 in
April	50°F (10°C)	0.9 in
May	59°F (15°C)	1.1 in	Wettest
June	69°F (21°C)	0.5 in	Driest
July	76°F (25°C)	0.6 in	Warmest
August	74°F (24°C)	0.7 in
September	64°F (18°C)	0.8 in
October	51°F (11°C)	1.1 in
November	38°F (3°C)	0.9 in
December	28°F (-2°C)	0.6 in

Oasis has a seasonal temperature swing of 49°F / from 28°F in January to 76°F in July. Total annual precipitation is 9.6 inches, with May being the wettest month (1.1") and June the driest (0.5").

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