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Weather & Climate in Hebgen Lake Estates, MT
Temperature, precipitation, air quality, natural hazards, and monthly weather data.
Hebgen Lake Estates has a cool climate with an average annual temperature of 35°F (2°C). Winters average 14°F in January while summers reach 59°F in July. The area gets 276 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 26.0 inches (drier than the 38-inch national average). Air quality is rated Good with a median AQI of 26 / among the cleanest air in the country. The city sits at an elevation of 6,565 feet.
Temperature
14°F Jan (-10°C)
59°F Jul (15°C)
| Annual Average | 35.2°F |
| 35% below US avg | |
| January Average | 14°F (-10°C) |
| July Average | 59°F (15°C) |
| Sunny Days | 276 days/yr |
Geography
| Elevation | 6,565 ft (2,001 m) |
| Area | 0.2 sq mi (0.5 km²) |
| Population Density | 294/sq mi |
| Coordinates | 44.7692°N, 111.1905°W |
| Timezone | America/Denver |
| County | Fremont County County |
| Nearest Airport | Bozeman Yellowstone International (BZN) 70 miles away |
Precipitation & Snow
Air Quality
| AQI Median | 26.0 |
| Rating | Good |
Natural Hazard Risk
| Overall Risk | Very Low |
| Risk Score | 38.3 / 100 |
| Social Vulnerability | 10.6 / 100 |
| Community Resilience | 17.8 / 100 |
Hazard Breakdown
| Tornado | Very Low |
| Earthquake | Relatively Low |
| Wildfire | Relatively Low |
| Flood | Relatively Low |
| Hail | Very Low |
| Strong Wind | Very Low |
| Heat Wave | Very Low |
| Winter Weather | Relatively Moderate |
| Lightning | Relatively Moderate |
| Ice Storm | Very Low |
| Drought | Very Low |
| Cold Wave | Relatively Low |
| Landslide | Relatively Low |
| Volcano | Very Low |
| Avalanche | Relatively High |
Source: FEMA National Risk Index v1.20 (Dec 2025)
Earthquake History
1,159 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 | 130 km | 13 km |
| Aug 20, 1999 | 22 km NW of Lima, Montana | M5.1 | 126 km | 16 km |
| Jan 7, 2004 | 20 km ESE of Kelly, Wyoming | M5.0 | 148 km | 3 km |
| Mar 30, 2014 | 22 km S of Mammoth, Wyoming | M4.8 | 40 km | 6 km |
| Aug 5, 2010 | 19 km E of Kelly, Wyoming | M4.8 | 145 km | 5 km |
| Apr 9, 2019 | 9 km NE of Lima, Montana | M4.6 | 104 km | 14 km |
| May 8, 2007 | 8 km NNW of Alder, Montana | M4.4 | 101 km | 14 km |
| Feb 5, 2006 | 44 km NE of Spencer, Idaho | M4.4 | 54 km | 14 km |
| Apr 5, 2011 | 28 km NNE of Spencer, Idaho | M4.4 | 73 km | 12 km |
| Jun 16, 2017 | 12 km E of Hebgen Lake Estates, Montana | M4.4 | 13 km | 9 km |
| Jun 13, 2016 | 45 km W of Hebgen Lake Estates, Montana | M4.3 | 46 km | 10 km |
| Aug 21, 2003 | 53 km N of Kelly, Wyoming | M4.3 | 92 km | 6 km |
| Oct 28, 1998 | 18 km S of Whitehall, Montana | M4.3 | 127 km | 5 km |
| May 11, 2022 | 36 km S of Silver Gate, Montana | M4.2 | 95 km | 14 km |
| Nov 24, 2000 | 24 km S of Mammoth, Wyoming | M4.2 | 39 km | 9 km |
| Aug 23, 1998 | 9 km N of Alta, Wyoming | M4.2 | 104 km | 5 km |
| Aug 5, 2010 | 19 km E of Kelly, Wyoming | M4.2 | 141 km | 5 km |
| Jul 14, 2023 | 3 km S of Lima, Montana | M4.2 | 113 km | 12 km |
| Aug 16, 2019 | 4 km NW of Manhattan, Montana | M4.2 | 125 km | 2 km |
| Aug 28, 1995 | 62 km NNE of Kelly, Wyoming | M4.2 | 99 km | 8 km |
Source: USGS Earthquake Catalog (M2.5+, 1990–2025). Sorted by magnitude.
Tornado History
7 tornadoes (EF0+) recorded within 100 km since 1950. Strongest on record: EF0.
| Date | Rating | Distance | Path | Fatalities |
| Aug 6, 2023 | EF0 | 97 km | 1.6 mi | 0 |
| Sep 17, 2013 | EF0 | 87 km | 0.5 mi | 0 |
| Jul 2, 2004 | EF0 | 88 km | 0.2 mi | 0 |
| Jun 29, 1999 | EF0 | 65 km | 0.2 mi | 0 |
| Jul 6, 1993 | EF0 | 49 km | 0.1 mi | 0 |
| Jun 29, 1992 | EF0 | 90 km | 0.1 mi | 0 |
| Jun 9, 1954 | EF0 | 100 km | 0.3 mi | 0 |
Source: NOAA Storm Prediction Center (EF0+, 1950–2024, US only).
Nearby Volcanoes
2 volcanoes within 200 km. Closest: Yellowstone (56 km).
| Name | Type | Elevation | Last Eruption | Distance |
| Yellowstone | Caldera(s) | 2,805 m (9,203 ft) | -1350 | 56 km |
| Hell's Half Acre | Shield | 1,631 m (5,351 ft) | -3250 | 173 km |
Source: Smithsonian Institution Global Volcanism Program (GVP).
Wildfire History
20 wildfires (100+ acres) recorded within 100 km. Largest: NORTH FORK (563,527 acres, 1988).
| Year | Name | Acres Burned | Distance |
| 1988 | NORTH FORK | 563,527 | 39 km |
| 1988 | HUCK | 123,437 | 96 km |
| 2018 | GRASSY RIDGE | 106,164 | 96 km |
| 2016 | MAPLE | 103,193 | 17 km |
| 1988 | SNAKE | 95,233 | 81 km |
| 1988 | HELLROARING | 77,598 | 77 km |
| 1988 | CLOVER | 34,035 | 92 km |
| 1988 | SHOSHONE | 29,941 | 68 km |
| 2001 | FRIDLEY | 27,575 | 84 km |
| 1988 | REDSHOSHONE COMPLEX | 27,443 | 73 km |
| 2007 | WH COMPLEX (WICKED CREEK) | 22,195 | 79 km |
| 1988 | RED | 21,341 | 71 km |
| 2016 | BERRY | 20,783 | 88 km |
| 1988 | FAN | 20,422 | 30 km |
| 2007 | COLUMBINE 1 | 17,290 | 93 km |
| 2003 | EAST | 17,226 | 83 km |
| 1988 | FALLS | 16,607 | 75 km |
| 2012 | BEAR TRAP 2 | 14,875 | 99 km |
| 2016 | BUFFALO | 13,706 | 75 km |
| 2006 | BIG CREEK | 13,424 | 71 km |
Source: NIFC/IRWIN Wildfire Records (100+ acres).
Monthly Weather
| Month | Avg Temperature | Precipitation | Summary |
|---|---|---|---|
| January | 14°F (-10°C) | 3.2 in | Coldest, Wettest |
| February | 17°F (-8°C) | 2.4 in | |
| March | 24°F (-5°C) | 2.6 in | |
| April | 32°F (0°C) | 1.9 in | |
| May | 42°F (6°C) | 2.6 in | |
| June | 51°F (10°C) | 2.8 in | |
| July | 59°F (15°C) | 1.7 in | Warmest |
| August | 57°F (14°C) | 1.7 in | |
| September | 49°F (9°C) | 1.7 in | |
| October | 39°F (4°C) | 1.6 in | Driest |
| November | 25°F (-4°C) | 2.6 in | |
| December | 14°F (-10°C) | 3.2 in |
Hebgen Lake Estates has a seasonal temperature swing of 46°F / from 14°F in January to 59°F in July. Total annual precipitation is 27.9 inches, with January being the wettest month (3.2") and October the driest (1.6").