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Weather & Climate in Dubois, WY
Temperature, precipitation, air quality, natural hazards, and monthly weather data.
Dubois has a cool climate with an average annual temperature of 41°F (5°C). Winters average 24°F in January while summers reach 61°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 10.9 inches (drier than the 38-inch national average). The area receives 55.3 inches of snow annually, making winter weather a significant factor for residents. Air quality is rated Good with a median AQI of 34. The city sits at an elevation of 7,305 feet.
Temperature
24°F Jan (-4°C)
61°F Jul (16°C)
| Annual Average | 40.5°F |
| 25% below US avg | |
| January Average | 24°F (-4°C) |
| July Average | 61°F (16°C) |
| Sunny Days | 302 days/yr |
Geography
| Elevation | 7,305 ft (2,227 m) |
| Area | 3.4 sq mi (8.9 km²) |
| Population Density | 235/sq mi |
| Coordinates | 43.5460°N, 109.6476°W |
| Timezone | America/Denver |
| County | Teton County County |
| Nearest Airport | Jackson Hole (JAC) 55 miles away |
Precipitation & Snow
Air Quality
| AQI Median | 34.0 |
| Rating | Good |
Natural Hazard Risk
| Overall Risk | Relatively Low |
| Risk Score | 70.6 / 100 |
| Social Vulnerability | 10.6 / 100 |
| Community Resilience | 42.5 / 100 |
Hazard Breakdown
| Tornado | Very Low |
| Earthquake | Relatively Low |
| Wildfire | Relatively Moderate |
| Flood | Very Low |
| Hail | Very Low |
| Strong Wind | Very Low |
| Heat Wave | Very Low |
| Winter Weather | Relatively Moderate |
| Lightning | Very High |
| Ice Storm | Very Low |
| Drought | Very Low |
| Cold Wave | Very Low |
| Landslide | Relatively Moderate |
| Volcano | Very Low |
| Avalanche | Very High |
Source: FEMA National Risk Index v1.20 (Dec 2025)
Earthquake History
730 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 | 139 km | 8 km |
| Jan 7, 2004 | 20 km ESE of Kelly, Wyoming | M5.0 | 59 km | 3 km |
| Sep 21, 2013 | 20 km W of Fort Washakie, Wyoming | M4.8 | 76 km | 76 km |
| Aug 5, 2010 | 19 km E of Kelly, Wyoming | M4.8 | 60 km | 5 km |
| Feb 11, 1994 | 3 km SSE of Auburn, Wyoming | M4.8 | 140 km | 5 km |
| Aug 27, 2016 | 4 km ENE of Bondurant, Wyoming | M4.8 | 68 km | 12 km |
| Feb 4, 1994 | 4 km WNW of Fairview, Wyoming | M4.7 | 146 km | 5 km |
| Dec 28, 1993 | 38 km NE of Bondurant, Wyoming | M4.7 | 40 km | 8 km |
| Feb 7, 1994 | 4 km SW of Fairview, Wyoming | M4.5 | 149 km | 5 km |
| Jun 20, 1998 | 8 km E of Hoback, Wyoming | M4.4 | 89 km | 0 km |
| Feb 3, 1994 | 0 km NNE of Auburn, Wyoming | M4.4 | 138 km | 5 km |
| Feb 3, 1994 | 2 km SW of Auburn, Wyoming | M4.4 | 141 km | 5 km |
| Feb 10, 1994 | 3 km WSW of Auburn, Wyoming | M4.4 | 142 km | 5 km |
| Aug 21, 2003 | 53 km N of Kelly, Wyoming | M4.3 | 93 km | 6 km |
| Sep 27, 2001 | 35 km WSW of Dubois, Wyoming | M4.3 | 34 km | 5 km |
| May 11, 2022 | 36 km S of Silver Gate, Montana | M4.2 | 129 km | 14 km |
| Feb 3, 1994 | 4 km W of Auburn, Wyoming | M4.2 | 142 km | 5 km |
| Feb 3, 1994 | 4 km SW of Auburn, Wyoming | M4.2 | 143 km | 5 km |
| Aug 5, 2010 | 19 km E of Kelly, Wyoming | M4.2 | 60 km | 5 km |
| Aug 23, 1998 | 9 km N of Alta, Wyoming | M4.2 | 116 km | 5 km |
Source: USGS Earthquake Catalog (M2.5+, 1990–2025). Sorted by magnitude.
Tornado History
12 tornadoes (EF0+) recorded within 100 km since 1950. Strongest on record: EF4. Total: 1 injury.
| Date | Rating | Distance | Path | Fatalities |
| Jul 21, 1987 | EF4 | 68 km | 24.3 mi | 0 |
| Jun 12, 2022 | EF2 | 71 km | 2.1 mi | 0 |
| Sep 4, 2016 | EF1 | 73 km | 2.4 mi | 0 |
| Jun 20, 1977 | EF1 | 20 km | 2.0 mi | 0 |
| Jul 30, 1975 | EF1 | 84 km | 0.1 mi | 0 |
| Apr 23, 1964 | EF1 | 86 km | 0.5 mi | 0 |
| Jun 3, 2014 | EF0 | 68 km | 2.2 mi | 0 |
| May 31, 2014 | EF0 | 37 km | 0.3 mi | 0 |
| Jun 14, 2009 | EF0 | 99 km | 0.7 mi | 0 |
| May 29, 2008 | EF0 | 100 km | 0.3 mi | 0 |
| May 28, 2008 | EF0 | 2 km | 0.0 mi | 0 |
| Jun 21, 1962 | EF0 | 72 km | 0.1 mi | 0 |
Source: NOAA Storm Prediction Center (EF0+, 1950–2024, US only).
Nearby Volcanoes
1 volcano within 200 km. Closest: Yellowstone (128 km).
| Name | Type | Elevation | Last Eruption | Distance |
| Yellowstone | Caldera(s) | 2,805 m (9,203 ft) | -1350 | 128 km |
Source: Smithsonian Institution Global Volcanism Program (GVP).
Wildfire History
20 wildfires (100+ acres) recorded within 100 km. Largest: KATESBASIN (141,128 acres, 2000).
| Year | Name | Acres Burned | Distance |
| 2000 | KATESBASIN | 141,128 | 91 km |
| 1988 | MINK | 135,433 | 72 km |
| 1988 | HUCK | 123,437 | 89 km |
| 2018 | ROOSEVELT | 55,330 | 81 km |
| 2012 | ALPINE LAKE | 39,158 | 57 km |
| 2016 | CLIFF CREEK | 36,131 | 66 km |
| 2006 | LITTLE VENUS | 33,490 | 61 km |
| 1988 | FAYETTE | 29,234 | 71 km |
| 2012 | NORTH BUFFALO | 28,324 | 57 km |
| 2011 | NORTON POINT | 26,025 | 35 km |
| 2013 | HARDLUCK | 25,911 | 43 km |
| 2006 | PURDY | 18,653 | 32 km |
| 2016 | LAVA MOUNTAIN | 14,652 | 22 km |
| 2008 | NEW FORK | 14,481 | 54 km |
| 2002 | SOUTH FORK II | 13,803 | 80 km |
| 2016 | WHIT | 12,731 | 99 km |
| 2019 | FISHHAWK | 10,775 | 95 km |
| 2011 | RED ROCK COMPLEX | 10,046 | 55 km |
| 2003 | BOULDER BASIN II | 10,029 | 67 km |
| 1999 | ROOSTER | 9,624 | 80 km |
Source: NIFC/IRWIN Wildfire Records (100+ acres).
Monthly Weather
| Month | Avg Temperature | Precipitation | Summary |
|---|---|---|---|
| January | 24°F (-4°C) | 0.5 in | |
| February | 23°F (-5°C) | 0.5 in | Driest |
| March | 28°F (-2°C) | 0.7 in | |
| April | 34°F (1°C) | 1.2 in | |
| May | 43°F (6°C) | 1.7 in | Wettest |
| June | 50°F (10°C) | 1.4 in | |
| July | 61°F (16°C) | 1.2 in | Warmest |
| August | 57°F (14°C) | 1.0 in | |
| September | 49°F (9°C) | 1.3 in | |
| October | 41°F (5°C) | 0.8 in | |
| November | 28°F (-2°C) | 0.7 in | |
| December | 21°F (-6°C) | 0.6 in | Coldest |
Dubois has a seasonal temperature swing of 41°F / from 21°F in December to 61°F in July. Total annual precipitation is 11.6 inches, with May being the wettest month (1.7") and February the driest (0.5").