Weather & Climate in Downey, ID

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

Downey experiences four distinct seasons with an average annual temperature of 46°F (8°C). Winters average 23°F in January while summers reach 70°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 15.6 inches (drier than the 38-inch national average). Air quality is rated Good with a median AQI of 33. The city sits at an elevation of 4,865 feet.

Temperature

23°F Jan (-5°C) 70°F Jul (21°C)

Annual Average	45.6°F
	16% below US avg
January Average	23°F (-5°C)
July Average	70°F (21°C)
Sunny Days	302 days/yr

Geography

Elevation	4,865 ft (1,483 m)
Area	1.0 sq mi (2.5 km²)
Population Density	767/sq mi
Coordinates	42.4289°N, 112.1233°W
Timezone	America/Boise
County	Bannock County County
Nearest Airport	Pocatello Regional (PIH) 41 miles away

Precipitation & Snow

Annual Rainfall 15.6"

59% below US avg

Wettest Month (May) 2.01"

Driest Month (Aug) 1.02"

Air Quality

AQI Median	33.0
Rating	Good

Natural Hazard Risk

Overall Risk	Relatively Low
Risk Score	66.9 / 100
Social Vulnerability	17.9 / 100
Community Resilience	59.2 / 100

Hazard Breakdown

Tornado	Very Low
Earthquake	Relatively Low
Wildfire	Relatively Moderate
Flood	Relatively Low
Hail	Relatively Low
Strong Wind	Very Low
Heat Wave	Relatively Moderate
Winter Weather	Relatively High
Lightning	Relatively Moderate
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

1,266 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	101 km	8 km
Sep 2, 2017	12 km E of Soda Springs, Idaho	M5.3	60 km	10 km
Apr 21, 2001	29 km WSW of Freedom, Idaho	M5.3	81 km	1 km
Sep 10, 2017	9 km NNW of Georgetown, Idaho	M5.0	60 km	10 km
Apr 15, 2010	9 km NE of Randolph, Utah	M4.9	116 km	10 km
Feb 11, 1994	3 km SSE of Auburn, Wyoming	M4.8	100 km	5 km
Feb 4, 1994	4 km WNW of Fairview, Wyoming	M4.7	95 km	5 km
Sep 11, 2017	9 km NW of Georgetown, Idaho	M4.7	58 km	8 km
Sep 3, 2017	15 km ESE of Soda Springs, Idaho	M4.7	61 km	10 km
Sep 10, 2017	12 km ESE of Soda Springs, Idaho	M4.7	57 km	5 km
Sep 3, 2017	10 km E of Soda Springs, Idaho	M4.7	58 km	8 km
Nov 4, 1992	67 km ENE of Montello, Nevada	M4.7	150 km	9 km
Sep 6, 2017	11 km NNW of Georgetown, Idaho	M4.6	58 km	10 km
Sep 4, 2017	13 km ESE of Soda Springs, Idaho	M4.5	59 km	6 km
Feb 7, 1994	4 km SW of Fairview, Wyoming	M4.5	94 km	5 km
Nov 10, 1992	32 km WNW of Freedom, Idaho	M4.4	93 km	10 km
Feb 3, 1994	0 km NNE of Auburn, Wyoming	M4.4	101 km	5 km
Feb 3, 1994	2 km SW of Auburn, Wyoming	M4.4	98 km	5 km
Feb 3, 1994	13 km WSW of Auburn, Wyoming	M4.4	87 km	5 km
Jan 26, 2018	5 km NNW of Georgetown, Idaho	M4.4	61 km	10 km

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

Tornado History

57 tornadoes (EF0+) recorded within 100 km since 1950. Strongest on record: EF2. Total: 4 injuries.

Date	Rating	Distance	Path	Fatalities
Aug 17, 1990	EF2	70 km	4.0 mi	0
Feb 14, 2000	EF1	84 km	14.0 mi	0
Feb 14, 2000	EF1	95 km	9.0 mi	0
Jul 20, 1999	EF1	71 km	2.5 mi	0
Jun 11, 1993	EF1	34 km	10.0 mi	0
Sep 17, 1989	EF1	52 km	0.2 mi	0
May 29, 1987	EF1	55 km	0.2 mi	0
Aug 24, 1986	EF1	84 km	0.5 mi	0
May 21, 1986	EF1	38 km	5.0 mi	0
May 21, 1986	EF1	33 km	0.5 mi	0
Aug 18, 1983	EF1	31 km	2.5 mi	0
Jun 30, 1982	EF1	42 km	1.2 mi	0
Jul 17, 1981	EF1	64 km	0.8 mi	0
May 6, 1981	EF1	63 km	0.5 mi	0
May 26, 1964	EF1	65 km	0.5 mi	0
May 18, 1956	EF1	89 km	0.1 mi	0
May 25, 1954	EF1	95 km	0.5 mi	0
Jun 23, 2023	EF0	41 km	0.2 mi	0
Jun 2, 2019	EF0	95 km	1.0 mi	0
May 26, 2019	EF0	87 km	1.8 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	—	85 km

Source: NOAA/NCEI Historical Tsunami Database.

Nearby Volcanoes

3 volcanoes within 200 km. Closest: Wapi Lava Field (103 km).

Name	Type	Elevation	Last Eruption	Distance
Wapi Lava Field	Shield	1,604 m (5,262 ft)	-300	103 km
Hell's Half Acre	Shield	1,631 m (5,351 ft)	-3250	122 km
Craters of the Moon	Pyroclastic cone(s)	2,005 m (6,578 ft)	-130	157 km

Source: Smithsonian Institution Global Volcanism Program (GVP).

Wildfire History

20 wildfires (100+ acres) recorded within 100 km. Largest: BLACK PINE 2 (69,897 acres, 2007).

Year	Name	Acres Burned	Distance
2007	BLACK PINE 2	69,897	91 km
2017	POWERLINE	54,378	50 km
2006	STONE 2	50,677	62 km
1994	ELEVATOR	31,854	53 km
2013	STATE	31,011	48 km
1992	SAGEHEN	26,663	74 km
2016	BROAD MOUTH	21,009	64 km
2012	RIDGE TOP	17,793	82 km
2000	FISHER SPRINGS	17,428	58 km
2000	EAST FALL CREEK	17,131	75 km
2007	CLEVELAND	16,172	32 km
2018	GORING	14,538	67 km
2007	COW CANYON	13,447	71 km
1996	WALCOTT LAKE	13,349	97 km
1992	MEADOW DIVIDE	12,968	63 km
1998	EAGLE TWO	12,809	60 km
2010	ROOSTER ROCK	12,666	60 km
2000	TAYLOR	12,633	54 km
1988	METCALF	11,946	32 km
2000	MOONSHINE	11,489	48 km

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

Monthly Weather

Month	Avg Temperature	Precipitation	Summary
January	23°F (-5°C)	1.5 in
February	26°F (-4°C)	1.3 in
March	34°F (1°C)	1.5 in
April	42°F (6°C)	1.3 in
May	51°F (10°C)	2.0 in	Wettest
June	60°F (15°C)	1.3 in
July	70°F (21°C)	1.1 in	Warmest
August	67°F (19°C)	1.0 in	Driest
September	58°F (14°C)	1.3 in
October	46°F (8°C)	1.3 in
November	33°F (0°C)	1.3 in
December	23°F (-5°C)	1.3 in	Coldest

Downey has a seasonal temperature swing of 47°F / from 23°F in December to 70°F in July. Total annual precipitation is 16.1 inches, with May being the wettest month (2.0") and August the driest (1.0").

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