Weather & Climate in Eureka, UT

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

Eureka experiences four distinct seasons with an average annual temperature of 50°F (10°C). Winters average 27°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 12.3 inches (drier than the 38-inch national average). Air quality is rated Good with a median AQI of 41. The city sits at an elevation of 6,549 feet.

Temperature

27°F Jan (-3°C) 76°F Jul (24°C)

Annual Average	50.1°F
	7% below US avg
January Average	27°F (-3°C)
July Average	76°F (24°C)
Sunny Days	330 days/yr

Geography

Elevation	6,549 ft (1,996 m)
Area	1.5 sq mi (3.8 km²)
Population Density	649/sq mi
Coordinates	39.9587°N, 112.1151°W
Timezone	America/Denver
County	Juab County County
Nearest Airport	Salt Lake City International (SLC) 58 miles away

Precipitation & Snow

Annual Rainfall 12.3"

68% below US avg

Wettest Month (Mar) 1.50"

Driest Month (Jun) 0.91"

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

702 earthquakes (M2.5+) recorded within 150 km since 1990. Strongest on record: M5.7.

Mar 18, 2020	5 km NNE of Magna, Utah	M5.7	88 km	12 km
Mar 18, 2020	6 km NNE of Magna, Utah	M4.6	89 km	9 km
Mar 18, 2020	5 km NE of Magna, Utah	M4.6	88 km	11 km
Jun 24, 1992	30 km WSW of Emery, Utah	M4.3	139 km	5 km
Apr 17, 2003	6 km SSW of Levan, Utah	M4.2	54 km	1 km
Apr 16, 2020	4 km NE of Magna, Utah	M4.2	87 km	10 km
Mar 18, 2020	1 km NNW of Magna, Utah	M4.2	85 km	9 km
Apr 15, 2020	4 km NE of Magna, Utah	M4.2	86 km	9 km
Mar 16, 1992	6 km S of Herriman, Utah	M4.2	56 km	12 km
Jul 19, 2001	31 km NNE of Fremont, Utah	M4.2	144 km	7 km
Mar 7, 2000	7 km N of Helper, Utah	M4.2	111 km	-3 km
Jun 29, 2014	6 km SE of Spring City, Utah	M4.2	82 km	9 km
Apr 14, 2019	28 km W of Kanosh, Utah	M4.1	143 km	1 km
Feb 20, 2019	8 km SW of Kanosh, Utah	M4.0	140 km	8 km
May 25, 2016	15 km NNE of Tabiona, Utah	M4.0	138 km	16 km
Mar 18, 2020	4 km NNE of Magna, Utah	M4.0	88 km	7 km
Feb 23, 2001	12 km SW of Kanosh, Utah	M4.0	143 km	2 km
Jan 6, 1996	15 km SE of Castle Dale, Utah	M3.9	141 km	6 km
Mar 18, 2020	4 km NNE of Magna, Utah	M3.9	88 km	9 km
Mar 23, 2020	8 km NNE of Magna, Utah	M3.9	91 km	10 km

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

Tornado History

40 tornadoes (EF0+) recorded within 100 km since 1950. Strongest on record: EF2. Total: 1 fatality, 82 injuries.

Date	Rating	Distance	Path	Fatalities
Sep 8, 2002	EF2	87 km	2.7 mi	0
Aug 11, 1999	EF2	88 km	4.3 mi	1
Feb 9, 1965	EF2	85 km	0.1 mi	0
Jun 16, 1955	EF2	85 km	2.7 mi	0
Jun 2, 1993	EF1	98 km	1.0 mi	0
May 3, 1993	EF1	75 km	0.1 mi	0
Jul 25, 1991	EF1	70 km	10.0 mi	0
Jul 8, 1989	EF1	74 km	0.2 mi	0
Mar 2, 1989	EF1	82 km	0.2 mi	0
Jan 10, 1989	EF1	72 km	0.2 mi	0
Dec 2, 1970	EF1	67 km	1.0 mi	0
Aug 14, 1968	EF1	92 km	0.1 mi	0
Apr 17, 1966	EF1	50 km	0.1 mi	0
Jul 9, 1965	EF1	65 km	0.4 mi	0
Aug 28, 1964	EF1	93 km	0.1 mi	0
May 28, 2018	EF0	86 km	0.3 mi	0
Sep 7, 2013	EF0	57 km	0.1 mi	0
Jun 25, 2005	EF0	74 km	0.5 mi	0
May 30, 2005	EF0	53 km	0.2 mi	0
Jun 9, 2003	EF0	34 km	0.1 mi	0

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

Nearby Volcanoes

1 volcano within 200 km. Closest: Black Rock Desert (115 km).

Name	Type	Elevation	Last Eruption	Distance
Black Rock Desert	Volcanic field	1,800 m (5,906 ft)	1290	115 km

Source: Smithsonian Institution Global Volcanism Program (GVP).

Wildfire History

20 wildfires (100+ acres) recorded within 100 km. Largest: LEAMINGTON COMPLEX (WASH) (161,203 acres, 1996).

Year	Name	Acres Burned	Distance
1996	LEAMINGTON COMPLEX (WASH)	161,203	23 km
2012	CLAY SPRINGS	107,391	60 km
2018	POLE CREEK	102,426	50 km
2020	CANAL	74,897	47 km
1999	RAILROAD	64,598	29 km
2012	WOOD HOLLOW	46,763	55 km
2012	SEELEY	44,626	95 km
2009	BIG POLE	41,579	85 km
1994	SIMPSON BT	36,917	58 km
2017	DAVIS	35,071	53 km
1996	DAVIS KNOLL COMPLEX (DAVIS KNOLL)	34,843	55 km
2018	COAL HOLLOW	30,239	69 km
2013	PATCH SPRINGS	29,562	68 km
2000	OLDROYD COMPLEX (MONA WEST)	28,774	18 km
1996	LEAMINGTON COMPLEX (LEAMINGTON)	28,159	52 km
2007	SALT CREEK	26,924	47 km
2007	QUINCY	24,776	100 km
2012	FAUST	22,155	48 km
2005	DITTO	22,041	66 km
2018	BALD MOUNTAIN	21,016	36 km

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

Monthly Weather

Month	Avg Temperature	Precipitation	Summary
January	27°F (-3°C)	1.3 in	Coldest
February	30°F (-1°C)	1.3 in
March	37°F (3°C)	1.5 in	Wettest
April	44°F (7°C)	1.3 in
May	53°F (12°C)	1.5 in
June	63°F (17°C)	0.9 in	Driest
July	76°F (24°C)	1.0 in	Warmest
August	70°F (21°C)	1.1 in
September	61°F (16°C)	1.2 in
October	49°F (10°C)	1.5 in
November	36°F (2°C)	1.4 in
December	28°F (-2°C)	1.2 in

Eureka has a seasonal temperature swing of 49°F / from 27°F in January to 76°F in July. Total annual precipitation is 15.3 inches, with March being the wettest month (1.5") and June the driest (0.9").

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