Weather & Climate in Shelley, ID

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

Shelley experiences four distinct seasons with an average annual temperature of 47°F (8°C). Winters average 24°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 12.1 inches (drier than the 38-inch national average). The area receives 14.7 inches of snow annually. Air quality is rated Good with a median AQI of 33. The city sits at an elevation of 4,629 feet.

Temperature

24°F Jan (-4°C) 71°F Jul (22°C)

Annual Average	47.2°F
	13% below US avg
January Average	24°F (-4°C)
July Average	71°F (22°C)
Sunny Days	302 days/yr

Geography

Elevation	4,629 ft (1,411 m)
Area	1.8 sq mi (4.6 km²)
Population Density	2,178/sq mi
Coordinates	43.3795°N, 112.1261°W
Timezone	America/Boise
County	Bingham County County
Nearest Airport	Idaho Falls Regional (IDA) 10 miles away

Precipitation & Snow

Annual Rainfall 12.1"

68% below US avg

Snowfall 14.7"

Wettest Month (May) 1.50"

Driest Month (Jul) 0.75"

Air Quality

AQI Median	33.0
Rating	Good

Natural Hazard Risk

Overall Risk	Relatively Low
Risk Score	60.2 / 100
Social Vulnerability	27.1 / 100
Community Resilience	28.0 / 100

Hazard Breakdown

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

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

Earthquake History

1,344 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	116 km	8 km
Sep 2, 2017	12 km E of Soda Springs, Idaho	M5.3	98 km	10 km
Apr 21, 2001	29 km WSW of Freedom, Idaho	M5.3	78 km	1 km
Sep 10, 2017	9 km NNW of Georgetown, Idaho	M5.0	108 km	10 km
Jan 7, 2004	20 km ESE of Kelly, Wyoming	M5.0	142 km	3 km
Feb 11, 1994	3 km SSE of Auburn, Wyoming	M4.8	115 km	5 km
Aug 5, 2010	19 km E of Kelly, Wyoming	M4.8	142 km	5 km
Aug 27, 2016	4 km ENE of Bondurant, Wyoming	M4.8	144 km	12 km
Sep 10, 2017	12 km ESE of Soda Springs, Idaho	M4.7	101 km	5 km
Sep 3, 2017	15 km ESE of Soda Springs, Idaho	M4.7	102 km	10 km
Sep 11, 2017	9 km NW of Georgetown, Idaho	M4.7	108 km	8 km
Feb 4, 1994	4 km WNW of Fairview, Wyoming	M4.7	116 km	5 km
Sep 3, 2017	10 km E of Soda Springs, Idaho	M4.7	98 km	8 km
Sep 6, 2017	11 km NNW of Georgetown, Idaho	M4.6	106 km	10 km
Apr 9, 2019	9 km NE of Lima, Montana	M4.6	150 km	14 km
Feb 7, 1994	4 km SW of Fairview, Wyoming	M4.5	121 km	5 km
Sep 4, 2017	13 km ESE of Soda Springs, Idaho	M4.5	101 km	6 km
Apr 5, 2011	28 km NNE of Spencer, Idaho	M4.4	137 km	12 km
Feb 5, 2006	44 km NE of Spencer, Idaho	M4.4	147 km	14 km
Feb 3, 1994	0 km NNE of Auburn, Wyoming	M4.4	112 km	5 km

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

Tornado History

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

Date	Rating	Distance	Path	Fatalities
Aug 17, 1990	EF2	88 km	4.0 mi	0
Apr 7, 1978	EF2	16 km	1.5 mi	0
Sep 26, 1959	EF2	61 km	1.0 mi	0
May 31, 2018	EF1	53 km	12.0 mi	0
Jun 1, 2002	EF1	36 km	2.5 mi	0
Feb 14, 2000	EF1	12 km	9.0 mi	0
Feb 14, 2000	EF1	45 km	14.0 mi	0
Feb 14, 2000	EF1	3 km	12.0 mi	0
Jul 20, 1999	EF1	68 km	2.5 mi	0
May 31, 1997	EF1	58 km	4.0 mi	0
Jun 11, 1993	EF1	87 km	10.0 mi	0
Jun 2, 1992	EF1	34 km	0.5 mi	0
Jun 4, 1991	EF1	39 km	0.2 mi	0
Mar 25, 1991	EF1	88 km	1.0 mi	0
Apr 17, 1988	EF1	30 km	2.0 mi	0
Apr 17, 1988	EF1	39 km	0.5 mi	0
Mar 23, 1988	EF1	39 km	15.0 mi	0
Aug 24, 1986	EF1	99 km	0.5 mi	0
Apr 11, 1985	EF1	61 km	0.1 mi	0
May 15, 1984	EF1	58 km	8.0 mi	0

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

Nearby Volcanoes

5 volcanoes within 200 km. Closest: Hell's Half Acre (29 km).

Name	Type	Elevation	Last Eruption	Distance
Hell's Half Acre	Shield	1,631 m (5,351 ft)	-3250	29 km
Wapi Lava Field	Shield	1,604 m (5,262 ft)	-300	105 km
Craters of the Moon	Pyroclastic cone(s)	2,005 m (6,578 ft)	-130	111 km
Yellowstone	Caldera(s)	2,805 m (9,203 ft)	-1350	165 km
Black Butte Crater Lava Field	Shield	1,478 m (4,849 ft)	-8400	182 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	82 km
2006	CRYSTAL	218,581	89 km
1999	MULE BUTTE	138,102	100 km
2010	JEFFERSON	108,542	49 km
2019	SHEEP	107,233	56 km
2018	GRASSY RIDGE	106,164	85 km
2000	COFFEE POINT	73,480	61 km
2000	FLATTOP	56,792	89 km
2017	POWERLINE	54,378	85 km
2016	HENRYS CREEK	52,988	30 km
1999	CEDAR BUTTE	49,625	54 km
2011	T17	45,631	61 km
1999	INEEL FIRE	43,547	53 km
2000	COFFEE POINT NORTH	35,980	79 km
1992	SAGEHEN	26,663	32 km
2017	WILDHORSE	25,861	79 km
1998	TILDEN 2	23,183	34 km
1999	GRANDVIEW	23,031	80 km
2017	LAVA FLOW	22,217	60 km
2012	CEDAR BUTTE WSA	20,564	54 km

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

Monthly Weather

Month	Avg Temperature	Precipitation	Summary
January	24°F (-4°C)	1.0 in
February	26°F (-3°C)	0.9 in
March	35°F (2°C)	0.9 in
April	44°F (6°C)	1.0 in
May	52°F (11°C)	1.5 in	Wettest
June	61°F (16°C)	1.3 in
July	71°F (22°C)	0.8 in	Warmest, Driest
August	66°F (19°C)	0.8 in
September	57°F (14°C)	0.9 in
October	46°F (8°C)	0.9 in
November	32°F (0°C)	1.1 in
December	22°F (-5°C)	1.0 in	Coldest

Shelley has a seasonal temperature swing of 49°F / from 22°F in December to 71°F in July. Total annual precipitation is 12.0 inches, with May being the wettest month (1.5") and July the driest (0.8").

View full profile of Shelley, ID →