Weather & Climate in Dubois, ID

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

Dubois has a cool climate with an average annual temperature of 45°F (7°C). Winters average 22°F in January while summers reach 71°F in July. The area gets 311 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 12.2 inches (drier than the 38-inch national average). The area receives 47.3 inches of snow annually, making winter weather a significant factor for residents. Air quality is rated Good with a median AQI of 33. The city sits at an elevation of 5,130 feet.

Temperature

22°F Jan (-5°C) 71°F Jul (22°C)

Annual Average	45.3°F
	16% below US avg
January Average	22°F (-5°C)
July Average	71°F (22°C)
Sunny Days	311 days/yr

Geography

Elevation	5,130 ft (1,564 m)
Area	2.5 sq mi (6.5 km²)
Population Density	181/sq mi
Coordinates	44.1712°N, 112.2283°W
Timezone	America/Boise
County	Clark County County
Nearest Airport	Idaho Falls Regional (IDA) 46 miles away

Precipitation & Snow

Annual Rainfall 12.2"

68% below US avg

Snowfall 47.3"

Wettest Month (May) 1.57"

Driest Month (Nov) 0.47"

Air Quality

AQI Median	33.0
Rating	Good

Natural Hazard Risk

Overall Risk	Very Low
Risk Score	0.8 / 100
Social Vulnerability	10.6 / 100
Community Resilience	0.2 / 100

Hazard Breakdown

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

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

Earthquake History

984 earthquakes (M2.5+) recorded within 150 km since 1990. Strongest on record: M5.6.

Jul 26, 2005	16 km N of Dillon, Montana	M5.6	136 km	13 km
Aug 20, 1999	22 km NW of Lima, Montana	M5.1	81 km	16 km
Mar 30, 2014	22 km S of Mammoth, Wyoming	M4.8	140 km	6 km
Jun 7, 1994	18 km E of Challis, Idaho	M4.8	146 km	5 km
May 4, 1992	20 km E of Challis, Idaho	M4.6	144 km	10 km
Apr 9, 2019	9 km NE of Lima, Montana	M4.6	63 km	14 km
Nov 10, 1992	32 km WNW of Freedom, Idaho	M4.4	137 km	10 km
May 8, 2007	8 km NNW of Alder, Montana	M4.4	136 km	14 km
May 6, 1992	17 km E of Challis, Idaho	M4.4	146 km	5 km
Apr 5, 2011	28 km NNE of Spencer, Idaho	M4.4	50 km	12 km
Feb 5, 2006	44 km NE of Spencer, Idaho	M4.4	64 km	14 km
Jun 16, 2017	12 km E of Hebgen Lake Estates, Montana	M4.4	117 km	9 km
Jun 13, 2016	45 km W of Hebgen Lake Estates, Montana	M4.3	72 km	10 km
Aug 21, 2003	53 km N of Kelly, Wyoming	M4.3	137 km	6 km
Jun 8, 2025	24 km E of Clayton, Idaho	M4.3	150 km	7 km
Nov 24, 2000	24 km S of Mammoth, Wyoming	M4.2	138 km	9 km
Nov 10, 1992	28 km WNW of Freedom, Idaho	M4.2	141 km	10 km
Jul 14, 2023	3 km S of Lima, Montana	M4.2	57 km	12 km
Aug 23, 1998	9 km N of Alta, Wyoming	M4.2	103 km	5 km
Nov 11, 1992	35 km W of Freedom, Idaho	M4.2	144 km	5 km

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

Tornado History

58 tornadoes (EF0+) recorded within 100 km since 1950. Strongest on record: EF2. Total: 2 injuries.

Date	Rating	Distance	Path	Fatalities
Apr 7, 1978	EF2	76 km	1.5 mi	0
Sep 26, 1959	EF2	40 km	1.0 mi	0
May 31, 2018	EF1	89 km	12.0 mi	0
Jun 1, 2002	EF1	53 km	2.5 mi	0
Feb 14, 2000	EF1	99 km	9.0 mi	0
Feb 14, 2000	EF1	92 km	12.0 mi	0
May 31, 1997	EF1	44 km	4.0 mi	0
Jun 2, 1992	EF1	57 km	0.5 mi	0
Jun 4, 1991	EF1	70 km	0.2 mi	0
Mar 25, 1991	EF1	0 km	1.0 mi	0
Apr 17, 1988	EF1	70 km	0.5 mi	0
Apr 17, 1988	EF1	59 km	2.0 mi	0
Mar 23, 1988	EF1	50 km	15.0 mi	0
Apr 11, 1985	EF1	35 km	0.1 mi	0
May 15, 1984	EF1	56 km	8.0 mi	0
Apr 21, 1981	EF1	59 km	1.1 mi	0
Jul 8, 1980	EF1	67 km	0.1 mi	0
Jul 27, 1972	EF1	68 km	1.0 mi	0
Mar 13, 1959	EF1	86 km	0.4 mi	0
Aug 25, 1955	EF1	46 km	0.5 mi	0

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

Nearby Volcanoes

4 volcanoes within 200 km. Closest: Hell's Half Acre (77 km).

Name	Type	Elevation	Last Eruption	Distance
Hell's Half Acre	Shield	1,631 m (5,351 ft)	-3250	77 km
Yellowstone	Caldera(s)	2,805 m (9,203 ft)	-1350	127 km
Craters of the Moon	Pyroclastic cone(s)	2,005 m (6,578 ft)	-130	132 km
Wapi Lava Field	Shield	1,604 m (5,262 ft)	-300	164 km

Source: Smithsonian Institution Global Volcanism Program (GVP).

Wildfire History

20 wildfires (100+ acres) recorded within 100 km. Largest: JEFFERSON (108,542 acres, 2010).

Year	Name	Acres Burned	Distance
2010	JEFFERSON	108,542	61 km
2019	SHEEP	107,233	73 km
2018	GRASSY RIDGE	106,164	18 km
2016	HENRYS CREEK	52,988	89 km
2011	T17	45,631	63 km
1999	INEEL FIRE	43,547	62 km
2003	DEEP	38,701	29 km
2000	COFFEE POINT NORTH	35,980	97 km
1998	TILDEN 2	23,183	89 km
1994	BUTTE CITY	18,170	85 km
2017	DEER PARK	17,745	38 km
2018	INDIAN BUTTE	12,897	19 km
2006	SNOWSHOE	11,910	21 km
2003	WINSLOW	11,794	50 km
2003	MENAN	11,790	38 km
1996	INEL 5	9,683	89 km
2010	MIDDLE BUTTE	9,417	84 km
2007	TWIN BUTTES	9,020	82 km
1994	ROBINSON	8,629	98 km
1988	SWEETWATER	8,405	99 km

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

Monthly Weather

Month	Avg Temperature	Precipitation	Summary
January	22°F (-5°C)	0.7 in
February	22°F (-5°C)	0.8 in
March	31°F (-1°C)	0.6 in
April	40°F (5°C)	0.6 in
May	50°F (10°C)	1.6 in	Wettest
June	58°F (14°C)	1.5 in
July	71°F (22°C)	0.6 in	Warmest
August	65°F (18°C)	0.6 in
September	56°F (13°C)	0.8 in
October	44°F (7°C)	0.7 in
November	30°F (-1°C)	0.5 in	Driest
December	19°F (-7°C)	0.8 in	Coldest

Dubois has a seasonal temperature swing of 52°F / from 19°F in December to 71°F in July. Total annual precipitation is 9.6 inches, with May being the wettest month (1.6") and November the driest (0.5").

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