Weather & Climate in Wellsville, UT

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

Wellsville experiences four distinct seasons with an average annual temperature of 46°F (8°C). Winters average 22°F in January while summers reach 71°F in July. The area gets 316 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 17.8 inches (drier than the 38-inch national average). The area receives 51.6 inches of snow annually, making winter weather a significant factor for residents. Air quality is rated Good with a median AQI of 41. The city sits at an elevation of 4,593 feet.

Temperature

22°F Jan (-6°C) 71°F Jul (22°C)

Annual Average	46.1°F
	15% below US avg
January Average	22°F (-6°C)
July Average	71°F (22°C)
Sunny Days	316 days/yr

Geography

Elevation	4,593 ft (1,400 m)
Area	6.6 sq mi (17.1 km²)
Population Density	564/sq mi
Coordinates	41.6234°N, 111.9421°W
Timezone	America/Denver
County	Cache County County
Nearest Airport	Brigham City Regional (BMC) 8 miles away

Precipitation & Snow

Annual Rainfall 17.8"

53% below US avg

Snowfall 51.6"

Wettest Month (May) 2.20"

Driest Month (Jul) 0.94"

Air Quality

AQI Median	41.0
Rating	Good

Natural Hazard Risk

Overall Risk	Relatively Low
Risk Score	66.5 / 100
Social Vulnerability	10.6 / 100
Community Resilience	76.5 / 100

Hazard Breakdown

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

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

Earthquake History

1,246 earthquakes (M2.5+) recorded within 150 km since 1990. Strongest on record: M5.8.

Feb 3, 1994	4 km SSE of Auburn, Wyoming	M5.8	150 km	8 km
Mar 18, 2020	5 km NNE of Magna, Utah	M5.7	98 km	12 km
Sep 2, 2017	12 km E of Soda Springs, Idaho	M5.3	121 km	10 km
Sep 10, 2017	9 km NNW of Georgetown, Idaho	M5.0	113 km	10 km
Apr 15, 2010	9 km NE of Randolph, Utah	M4.9	71 km	10 km
Feb 11, 1994	3 km SSE of Auburn, Wyoming	M4.8	149 km	5 km
Sep 10, 2017	12 km ESE of Soda Springs, Idaho	M4.7	116 km	5 km
Sep 11, 2017	9 km NW of Georgetown, Idaho	M4.7	111 km	8 km
Sep 3, 2017	15 km ESE of Soda Springs, Idaho	M4.7	118 km	10 km
Feb 4, 1994	4 km WNW of Fairview, Wyoming	M4.7	142 km	5 km
Sep 3, 2017	10 km E of Soda Springs, Idaho	M4.7	119 km	8 km
Nov 4, 1992	67 km ENE of Montello, Nevada	M4.7	127 km	9 km
Sep 6, 2017	11 km NNW of Georgetown, Idaho	M4.6	113 km	10 km
Mar 18, 2020	6 km NNE of Magna, Utah	M4.6	97 km	9 km
Mar 18, 2020	5 km NE of Magna, Utah	M4.6	98 km	11 km
Sep 4, 2017	13 km ESE of Soda Springs, Idaho	M4.5	118 km	6 km
Feb 7, 1994	4 km SW of Fairview, Wyoming	M4.5	138 km	5 km
Feb 3, 1994	2 km SW of Auburn, Wyoming	M4.4	149 km	5 km
Feb 3, 1994	13 km WSW of Auburn, Wyoming	M4.4	140 km	5 km
Jan 26, 2018	5 km NNW of Georgetown, Idaho	M4.4	111 km	10 km

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

Tornado History

45 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	100 km	4.3 mi	1
Aug 14, 1968	EF2	43 km	1.5 mi	0
Jun 3, 1963	EF2	83 km	2.0 mi	0
Sep 2, 2021	EF1	85 km	2.1 mi	0
Sep 22, 2016	EF1	52 km	2.9 mi	0
Aug 20, 1998	EF1	59 km	0.1 mi	0
May 29, 1996	EF1	36 km	1.3 mi	0
Jun 2, 1993	EF1	88 km	1.0 mi	0
Sep 23, 1992	EF1	61 km	2.0 mi	0
Sep 17, 1989	EF1	40 km	0.2 mi	0
May 29, 1987	EF1	40 km	0.2 mi	0
May 21, 1986	EF1	91 km	0.5 mi	0
May 21, 1986	EF1	64 km	5.0 mi	0
Jun 30, 1982	EF1	53 km	1.2 mi	0
May 6, 1981	EF1	28 km	0.5 mi	0
Aug 14, 1968	EF1	95 km	0.1 mi	0
Jun 23, 1965	EF1	67 km	0.6 mi	0
May 25, 1954	EF1	56 km	0.5 mi	0
May 28, 2018	EF0	75 km	0.1 mi	0
Jul 7, 2013	EF0	85 km	1.0 mi	0

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

Tsunami History

1 tsunami recorded within 500 km. Highest wave on record: 3.6 m (12 ft).

Year	Location	Cause	Max Wave	Deaths	Distance
1909	UTAH	Earthquake	3.6 m	—	66 km

Source: NOAA/NCEI Historical Tsunami Database.

Nearby Volcanoes

1 volcano within 200 km. Closest: Wapi Lava Field (175 km).

Name	Type	Elevation	Last Eruption	Distance
Wapi Lava Field	Shield	1,604 m (5,262 ft)	-300	175 km

Source: Smithsonian Institution Global Volcanism Program (GVP).

Wildfire History

20 wildfires (100+ acres) recorded within 100 km. Largest: STONE 2 (50,677 acres, 2006).

Year	Name	Acres Burned	Distance
2006	STONE 2	50,677	89 km
2001	UNNAMED	38,647	50 km
1994	ELEVATOR	31,854	54 km
2013	STATE	31,011	56 km
2016	BROAD MOUTH	21,009	40 km
2005	SALLY	19,726	97 km
2000	CASTLEROCK	16,718	99 km
1996	GOLDEN SPIKE	16,186	51 km
2007	CLEVELAND	16,172	77 km
2016	WEST ANTELOPE	15,483	81 km
1999	BRIDGER BA	15,227	85 km
2018	GORING	14,538	43 km
2018	NORTH EDEN	14,398	82 km
2020	TABBY CANYON	14,330	98 km
2007	RED CANYON RX BURN-H	13,464	98 km
2007	COW CANYON	13,447	96 km
2017	WILDCAT	13,100	95 km
1992	MEADOW DIVIDE	12,968	97 km
2000	TAYLOR	12,633	73 km
1988	METCALF	11,946	81 km

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

Monthly Weather

Month	Avg Temperature	Precipitation	Summary
January	22°F (-6°C)	1.7 in	Coldest
February	27°F (-3°C)	1.6 in
March	36°F (2°C)	2.1 in
April	44°F (7°C)	2.1 in
May	52°F (11°C)	2.2 in	Wettest
June	61°F (16°C)	1.3 in
July	71°F (22°C)	0.9 in	Warmest, Driest
August	68°F (20°C)	1.0 in
September	59°F (15°C)	1.5 in
October	47°F (9°C)	1.9 in
November	34°F (1°C)	1.7 in
December	24°F (-4°C)	1.6 in

Wellsville has a seasonal temperature swing of 49°F / from 22°F in January to 71°F in July. Total annual precipitation is 19.6 inches, with May being the wettest month (2.2") and July the driest (0.9").

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