Weather & Climate in Arbon Valley, ID

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

Arbon Valley experiences four distinct seasons with an average annual temperature of 47°F (8°C). Winters average 26°F in January while summers reach 71°F in July. The area gets 302 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 11.8 inches (drier than the 38-inch national average). The area receives 38.5 inches of snow annually, a moderate snowfall amount. Air quality is rated Good with a median AQI of 33. The city sits at an elevation of 4,550 feet.

Temperature

26°F Jan (-4°C) 71°F Jul (22°C)

Annual Average	47.0°F
	13% below US avg
January Average	26°F (-4°C)
July Average	71°F (22°C)
Sunny Days	302 days/yr

Geography

Elevation	4,550 ft (1,387 m)
Area	13.2 sq mi (34.1 km²)
Population Density	18/sq mi
Coordinates	42.8876°N, 112.5894°W
Timezone	America/Boise
County	Power County County
Nearest Airport	Pocatello Regional (PIH) 2 miles away

Precipitation & Snow

Annual Rainfall 11.8"

69% below US avg

Snowfall 38.5"

Wettest Month (May) 1.30"

Driest Month (Aug) 0.63"

Air Quality

AQI Median	33.0
Rating	Good

Natural Hazard Risk

Overall Risk	Very Low
Risk Score	16.9 / 100
Social Vulnerability	25.1 / 100
Community Resilience	2.1 / 100

Hazard Breakdown

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

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

Earthquake History

1,181 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	132 km	8 km
Sep 2, 2017	12 km E of Soda Springs, Idaho	M5.3	97 km	10 km
Apr 21, 2001	29 km WSW of Freedom, Idaho	M5.3	97 km	1 km
Sep 10, 2017	9 km NNW of Georgetown, Idaho	M5.0	103 km	10 km
Feb 11, 1994	3 km SSE of Auburn, Wyoming	M4.8	131 km	5 km
Sep 3, 2017	15 km ESE of Soda Springs, Idaho	M4.7	100 km	10 km
Sep 10, 2017	12 km ESE of Soda Springs, Idaho	M4.7	97 km	5 km
Feb 4, 1994	4 km WNW of Fairview, Wyoming	M4.7	129 km	5 km
Sep 3, 2017	10 km E of Soda Springs, Idaho	M4.7	95 km	8 km
Sep 11, 2017	9 km NW of Georgetown, Idaho	M4.7	101 km	8 km
Sep 6, 2017	11 km NNW of Georgetown, Idaho	M4.6	100 km	10 km
Feb 7, 1994	4 km SW of Fairview, Wyoming	M4.5	131 km	5 km
Sep 4, 2017	13 km ESE of Soda Springs, Idaho	M4.5	98 km	6 km
Nov 10, 1992	32 km WNW of Freedom, Idaho	M4.4	98 km	10 km
Feb 3, 1994	13 km WSW of Auburn, Wyoming	M4.4	120 km	5 km
Feb 10, 1994	3 km WSW of Auburn, Wyoming	M4.4	126 km	5 km
Jan 26, 2018	5 km NNW of Georgetown, Idaho	M4.4	106 km	10 km
Feb 3, 1994	2 km SW of Auburn, Wyoming	M4.4	129 km	5 km
Feb 3, 1994	0 km NNE of Auburn, Wyoming	M4.4	130 km	5 km
May 5, 2024	16 km SW of Thatcher, Utah	M4.4	146 km	7 km

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

Tornado History

72 tornadoes (EF0+) recorded within 100 km since 1950. Strongest on record: EF2. Total: 5 injuries.

Date	Rating	Distance	Path	Fatalities
May 18, 1991	EF2	93 km	0.2 mi	0
Aug 17, 1990	EF2	23 km	4.0 mi	0
Apr 7, 1978	EF2	82 km	1.5 mi	0
May 31, 2018	EF1	66 km	12.0 mi	0
Jun 1, 2002	EF1	97 km	2.5 mi	0
Feb 14, 2000	EF1	26 km	14.0 mi	0
Feb 14, 2000	EF1	55 km	9.0 mi	0
Feb 14, 2000	EF1	64 km	12.0 mi	0
Jul 20, 1999	EF1	8 km	2.5 mi	0
Jun 11, 1993	EF1	32 km	10.0 mi	0
Jun 2, 1992	EF1	99 km	0.5 mi	0
Apr 17, 1988	EF1	93 km	2.0 mi	0
Aug 24, 1986	EF1	38 km	0.5 mi	0
May 21, 1986	EF1	88 km	5.0 mi	0
May 21, 1986	EF1	88 km	0.5 mi	0
Aug 18, 1983	EF1	34 km	2.5 mi	0
Jul 17, 1981	EF1	42 km	0.8 mi	0
Apr 21, 1981	EF1	100 km	1.1 mi	0
Jul 27, 1972	EF1	83 km	1.0 mi	0
Jun 7, 1972	EF1	93 km	0.5 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	—	121 km

Source: NOAA/NCEI Historical Tsunami Database.

Nearby Volcanoes

4 volcanoes within 200 km. Closest: Wapi Lava Field (51 km).

Name	Type	Elevation	Last Eruption	Distance
Wapi Lava Field	Shield	1,604 m (5,262 ft)	-300	51 km
Hell's Half Acre	Shield	1,631 m (5,351 ft)	-3250	69 km
Craters of the Moon	Pyroclastic cone(s)	2,005 m (6,578 ft)	-130	95 km
Black Butte Crater Lava Field	Shield	1,478 m (4,849 ft)	-8400	147 km

Source: Smithsonian Institution Global Volcanism Program (GVP).

Wildfire History

20 wildfires (100+ acres) recorded within 100 km. Largest: COXS WELL (219,424 acres, 1996).

Year	Name	Acres Burned	Distance
1996	COXS WELL	219,424	53 km
2006	CRYSTAL	218,581	52 km
1999	MULE BUTTE	138,102	58 km
2010	JEFFERSON	108,542	88 km
2019	SHEEP	107,233	83 km
2000	COFFEE POINT	73,480	42 km
2007	BLACK PINE 2	69,897	89 km
2000	FLATTOP	56,792	42 km
2017	POWERLINE	54,378	21 km
2016	HENRYS CREEK	52,988	91 km
2006	STONE 2	50,677	85 km
1999	CEDAR BUTTE	49,625	56 km
2011	T17	45,631	94 km
2005	RUPERT	45,361	75 km
1999	INEEL FIRE	43,547	90 km
2016	LAIDLAW	40,551	91 km
2000	COFFEE POINT NORTH	35,980	84 km
2008	NORTH MINIDOKA	32,363	72 km
2012	SHALE BUTTE	31,479	87 km
2013	STATE	31,011	98 km

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

Monthly Weather

Month	Avg Temperature	Precipitation	Summary
January	26°F (-4°C)	1.0 in
February	29°F (-2°C)	0.9 in
March	37°F (3°C)	1.1 in
April	45°F (7°C)	1.0 in
May	53°F (12°C)	1.3 in	Wettest
June	61°F (16°C)	1.1 in
July	71°F (22°C)	0.7 in	Warmest
August	68°F (20°C)	0.6 in	Driest
September	59°F (15°C)	0.9 in
October	48°F (9°C)	0.9 in
November	35°F (1°C)	1.0 in
December	25°F (-4°C)	0.9 in	Coldest

Arbon Valley has a seasonal temperature swing of 46°F / from 25°F in December to 71°F in July. Total annual precipitation is 11.4 inches, with May being the wettest month (1.3") and August the driest (0.6").

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