Weather & Climate in Hansen, ID

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

Hansen experiences four distinct seasons with an average annual temperature of 49°F (9°C). Winters average 29°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 10.8 inches (drier than the 38-inch national average). The area receives 24.2 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 4,027 feet.

Temperature

29°F Jan (-2°C) 71°F Jul (22°C)

Annual Average	48.9°F
	9% below US avg
January Average	29°F (-2°C)
July Average	71°F (22°C)
Sunny Days	302 days/yr

Geography

Elevation	4,027 ft (1,227 m)
Area	0.4 sq mi (0.9 km²)
Population Density	4,040/sq mi
Coordinates	42.5314°N, 114.3012°W
Timezone	America/Boise
County	Jerome County County
Nearest Airport	Joslin Field/Magic Valley Regional (TWF) 10 miles away

Precipitation & Snow

Annual Rainfall 10.8"

72% below US avg

Snowfall 24.2"

Wettest Month (Jan) 1.34"

Driest Month (Jul) 0.28"

Air Quality

AQI Median	33.0
Rating	Good

Natural Hazard Risk

Overall Risk	Very Low
Risk Score	21.5 / 100
Social Vulnerability	68.9 / 100
Community Resilience	3.1 / 100

Hazard Breakdown

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

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

Earthquake History

38 earthquakes (M2.5+) recorded within 150 km since 1990. Strongest on record: M4.7.

Nov 4, 1992	67 km ENE of Montello, Nevada	M4.7	132 km	9 km
Jan 13, 1999	60 km NW of Wells, Nevada	M3.8	143 km	5 km
Nov 4, 1992	49 km SW of Snowville, Utah	M3.6	144 km	13 km
Nov 4, 2002	37 km NE of Mountain Home, Idaho	M3.5	134 km	5 km
Feb 29, 2008	20 km NE of Wells, Nevada	M3.5	150 km	5 km
Jul 23, 2000	64 km ESE of Owyhee, Nevada	M3.3	135 km	0 km
Feb 23, 2008	20 km NNE of Wells, Nevada	M3.3	147 km	8 km
Feb 29, 2008	19 km NE of Wells, Nevada	M3.3	149 km	0 km
Feb 26, 2008	19 km NE of Wells, Nevada	M3.2	149 km	0 km
Dec 17, 1992	30 km WSW of Mackay, Idaho	M3.1	145 km	5 km
Feb 26, 2008	20 km NNE of Wells, Nevada	M3.1	147 km	7 km
Feb 26, 2008	20 km NNE of Wells, Nevada	M3.1	147 km	9 km
Jul 24, 1998	14 km NW of Snowville, Utah	M3.1	132 km	8 km
Jul 22, 2010	47 km NE of Owyhee, Nevada	M3.0	120 km	0 km
Feb 26, 2008	24 km NE of Wells, Nevada	M3.0	146 km	0 km
Feb 29, 2008	20 km NNE of Wells, Nevada	M2.9	147 km	10 km
Mar 8, 2008	26 km NE of Wells, Nevada	M2.9	143 km	13 km
Feb 26, 2008	19 km NNE of Wells, Nevada	M2.8	148 km	12 km
Feb 6, 2002	31 km N of Glenns Ferry, Idaho	M2.8	109 km	5 km
Mar 6, 2008	23 km NE of Wells, Nevada	M2.8	145 km	8 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.

Date	Rating	Distance	Path	Fatalities
May 18, 1991	EF2	53 km	0.2 mi	0
Jun 9, 1990	EF2	27 km	0.2 mi	0
Sep 11, 1968	EF2	38 km	0.5 mi	0
Jun 10, 1990	EF1	50 km	0.2 mi	0
Apr 20, 1988	EF1	63 km	1.0 mi	0
Apr 20, 1988	EF1	24 km	1.0 mi	0
Jul 21, 1987	EF1	66 km	0.2 mi	0
Aug 10, 1986	EF1	94 km	2.0 mi	0
Jun 24, 1986	EF1	43 km	0.5 mi	0
Sep 8, 1985	EF1	10 km	0.2 mi	0
May 2, 1985	EF1	50 km	0.1 mi	0
Jun 7, 1972	EF1	54 km	0.5 mi	0
Jul 5, 1961	EF1	94 km	5.1 mi	0
Jun 5, 1957	EF1	4 km	0.1 mi	0
Jun 3, 1956	EF1	58 km	0.1 mi	0
Jul 25, 2024	EF0	94 km	0.6 mi	0
May 26, 2023	EF0	82 km	0.2 mi	0
Aug 2, 2019	EF0	62 km	1.0 mi	0
May 7, 2019	EF0	13 km	1.5 mi	0
Jun 30, 2016	EF0	28 km	1.5 mi	0

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

Nearby Volcanoes

4 volcanoes within 200 km. Closest: Black Butte Crater Lava Field (73 km).

Name	Type	Elevation	Last Eruption	Distance
Black Butte Crater Lava Field	Shield	1,478 m (4,849 ft)	-8400	73 km
Wapi Lava Field	Shield	1,604 m (5,262 ft)	-300	97 km
Craters of the Moon	Pyroclastic cone(s)	2,005 m (6,578 ft)	-130	118 km
Hell's Half Acre	Shield	1,631 m (5,351 ft)	-3250	185 km

Source: Smithsonian Institution Global Volcanism Program (GVP).

Wildfire History

20 wildfires (100+ acres) recorded within 100 km. Largest: MURPHY COMPLEX (567,409 acres, 2007).

Year	Name	Acres Burned	Distance
2007	MURPHY COMPLEX	567,409	93 km
2010	LONG BUTTE	302,546	68 km
2005	CLOVER	199,023	76 km
1996	RICHFIELDS	178,385	65 km
2012	KINYON ROAD	171,409	72 km
2007	WINECUP COMPLEX (WEST FORK)	159,805	86 km
1992	BLACK RIDGE	147,833	73 km
2012	FLAT TOP 2	102,340	63 km
2020	BADGER	86,836	34 km
2012	CAVE CANYON	84,780	30 km
1995	TUANA COMPLEX	80,638	93 km
1990	THORN CREEK	70,365	76 km
2007	BLACK PINE 2	69,897	97 km
2019	POT HOLE	67,826	94 km
2007	HIGHWAY 93 COMPLEX (WEST BASIN)	63,143	71 km
1985	CROWS NEST	62,780	87 km
2006	SAILOR CAP	62,699	82 km
1986	BLUE BUTTE	62,445	83 km
2007	MURPHY COMPLEX (SCOTT CREEK)	59,642	81 km
2000	WEST BASIN	56,396	61 km

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

Monthly Weather

Month	Avg Temperature	Precipitation	Summary
January	29°F (-2°C)	1.3 in	Wettest
February	32°F (0°C)	0.9 in
March	40°F (4°C)	1.1 in
April	47°F (8°C)	0.8 in
May	55°F (13°C)	1.1 in
June	63°F (17°C)	0.8 in
July	71°F (22°C)	0.3 in	Warmest, Driest
August	69°F (21°C)	0.3 in
September	60°F (15°C)	0.6 in
October	49°F (10°C)	0.7 in
November	36°F (2°C)	1.2 in
December	28°F (-2°C)	1.1 in	Coldest

Hansen has a seasonal temperature swing of 43°F / from 28°F in December to 71°F in July. Total annual precipitation is 10.4 inches, with January being the wettest month (1.3") and July the driest (0.3").

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