Weather & Climate in Brighton, UT

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

Brighton has a cool climate with an average annual temperature of 37°F (3°C). Winters average 21°F in January while summers reach 60°F in July. The area gets 275 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 39.9 inches. Air quality is rated Good with a median AQI of 41. The city sits at an elevation of 9,442 feet.

Temperature

21°F Jan (-6°C) 60°F Jul (15°C)

Annual Average	37.4°F
	31% below US avg
January Average	21°F (-6°C)
July Average	60°F (15°C)
Sunny Days	275 days/yr

Geography

Elevation	9,442 ft (2,878 m)
Area	15.8 sq mi (40.8 km²)
Population Density	22/sq mi
Coordinates	40.6107°N, 111.6039°W
Timezone	America/Denver
County	Salt Lake County County
Nearest Airport	Salt Lake City International (SLC) 23 miles away

Precipitation & Snow

Annual Rainfall 39.9"

5% above US avg

Wettest Month (Jan) 1.93"

Driest Month (Jun) 1.30"

Air Quality

AQI Median	41.0
Rating	Good

Natural Hazard Risk

Overall Risk	Relatively High
Risk Score	98.6 / 100
Social Vulnerability	10.6 / 100
Community Resilience	66.4 / 100

Hazard Breakdown

Tornado	Relatively Moderate
Earthquake	Relatively High
Wildfire	Relatively High
Flood	Relatively Moderate
Hail	Relatively Low
Strong Wind	Relatively Moderate
Heat Wave	Relatively Moderate
Winter Weather	Very High
Lightning	Relatively High
Ice Storm	Very Low
Drought	Relatively Low
Cold Wave	Relatively Low
Landslide	Relatively Low
Coastal Flood	No Rating
Volcano	Very Low
Avalanche	Very High

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

Earthquake History

533 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	43 km	12 km
Apr 15, 2010	9 km NE of Randolph, Utah	M4.9	130 km	10 km
Mar 18, 2020	6 km NNE of Magna, Utah	M4.6	43 km	9 km
Mar 18, 2020	5 km NE of Magna, Utah	M4.6	41 km	11 km
May 5, 2024	16 km SW of Thatcher, Utah	M4.4	128 km	7 km
Apr 17, 2003	6 km SSW of Levan, Utah	M4.2	125 km	1 km
Apr 16, 2020	4 km NE of Magna, Utah	M4.2	41 km	10 km
Mar 16, 1992	6 km S of Herriman, Utah	M4.2	41 km	12 km
Apr 15, 2020	4 km NE of Magna, Utah	M4.2	41 km	9 km
Mar 18, 2020	1 km NNW of Magna, Utah	M4.2	44 km	9 km
Jun 29, 2014	6 km SE of Spring City, Utah	M4.2	131 km	9 km
Mar 7, 2000	7 km N of Helper, Utah	M4.2	115 km	-3 km
May 25, 2016	15 km NNE of Tabiona, Utah	M4.0	82 km	16 km
Mar 18, 2020	4 km NNE of Magna, Utah	M4.0	43 km	7 km
Jun 3, 2009	5 km WNW of Riverside, Utah	M4.0	142 km	9 km
Mar 18, 2020	4 km NNE of Magna, Utah	M3.9	43 km	9 km
Mar 23, 2020	8 km NNE of Magna, Utah	M3.9	42 km	10 km
May 1, 2025	4 km WNW of Independence, Utah	M3.9	41 km	14 km
May 4, 2024	16 km SW of Thatcher, Utah	M3.9	127 km	6 km
Sep 24, 2019	5 km ENE of Howell, Utah	M3.9	149 km	7 km

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

Tornado History

47 tornadoes (EF0+) recorded within 100 km since 1950. Strongest on record: EF2. Total: 1 fatality, 96 injuries.

Date	Rating	Distance	Path	Fatalities
Aug 11, 1999	EF2	26 km	4.3 mi	1
Aug 14, 1968	EF2	82 km	1.5 mi	0
Feb 9, 1965	EF2	44 km	0.1 mi	0
Jun 3, 1963	EF2	38 km	2.0 mi	0
Sep 2, 2021	EF1	39 km	2.1 mi	0
Sep 22, 2016	EF1	70 km	2.9 mi	0
Aug 20, 1998	EF1	69 km	0.1 mi	0
May 29, 1996	EF1	83 km	1.3 mi	0
Jun 2, 1993	EF1	36 km	1.0 mi	0
May 3, 1993	EF1	59 km	0.1 mi	0
Sep 23, 1992	EF1	65 km	2.0 mi	0
Jul 25, 1991	EF1	55 km	10.0 mi	0
Jul 8, 1989	EF1	25 km	0.2 mi	0
Mar 2, 1989	EF1	43 km	0.2 mi	0
Jan 10, 1989	EF1	24 km	0.2 mi	0
Dec 2, 1970	EF1	24 km	1.0 mi	0
Aug 14, 1968	EF1	29 km	0.1 mi	0
Apr 17, 1966	EF1	51 km	0.1 mi	0
Jul 9, 1965	EF1	27 km	0.4 mi	0
May 28, 2018	EF0	66 km	0.3 mi	0

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

Nearby Volcanoes

1 volcano within 200 km. Closest: Black Rock Desert (198 km).

Name	Type	Elevation	Last Eruption	Distance
Black Rock Desert	Volcanic field	1,800 m (5,906 ft)	1290	198 km

Source: Smithsonian Institution Global Volcanism Program (GVP).

Wildfire History

20 wildfires (100+ acres) recorded within 100 km. Largest: EAST FORK (106,432 acres, 2020).

Year	Name	Acres Burned	Distance
2020	EAST FORK	106,432	85 km
2018	POLE CREEK	102,426	70 km
2018	DOLLAR RIDGE	69,817	83 km
2012	WOOD HOLLOW	46,763	98 km
2009	BIG POLE	41,579	89 km
2017	DAVIS	35,071	98 km
1996	DAVIS KNOLL COMPLEX (DAVIS KNOLL)	34,843	99 km
2018	COAL HOLLOW	30,239	80 km
2013	PATCH SPRINGS	29,562	91 km
2000	OLDROYD COMPLEX (MONA WEST)	28,774	93 km
2012	FAUST	22,155	97 km
2018	BALD MOUNTAIN	21,016	77 km
2007	KIMBELL	16,949	83 km
2000	CASTLEROCK	16,718	80 km
2016	WEST ANTELOPE	15,483	62 km
2020	TABBY CANYON	14,330	80 km
2002	GARDEN VALLEY COMPLEX (EAST FORK)	14,245	79 km
2020	KNOLLS	12,948	48 km
2017	TANK HOLLOW	11,003	74 km
1995	TURKEY	9,568	97 km

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

Monthly Weather

Month	Avg Temperature	Precipitation	Summary
January	21°F (-6°C)	1.9 in	Coldest, Wettest
February	23°F (-5°C)	1.9 in
March	27°F (-3°C)	1.7 in
April	33°F (1°C)	1.6 in
May	42°F (5°C)	1.7 in
June	51°F (11°C)	1.3 in	Driest
July	60°F (15°C)	1.4 in	Warmest
August	58°F (15°C)	1.6 in
September	50°F (10°C)	1.7 in
October	40°F (5°C)	1.7 in
November	28°F (-2°C)	1.9 in
December	22°F (-6°C)	1.9 in

Brighton has a seasonal temperature swing of 39°F / from 21°F in January to 60°F in July. Total annual precipitation is 20.2 inches, with January being the wettest month (1.9") and June the driest (1.3").

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