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Weather & Climate in Yaak, MT
Temperature, precipitation, air quality, natural hazards, and monthly weather data.
Yaak has a cool climate with an average annual temperature of 41°F (5°C). Winters average 22°F in January while summers reach 62°F in July. The area gets 269 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 22.8 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 2,960 feet.
Temperature
22°F Jan (-6°C)
62°F Jul (17°C)
| Annual Average | 41.0°F |
| 24% below US avg | |
| January Average | 22°F (-6°C) |
| July Average | 62°F (17°C) |
| Sunny Days | 269 days/yr |
Geography
| Elevation | 2,960 ft (902 m) |
| Area | 28.1 sq mi (72.8 km²) |
| Population Density | 11/sq mi |
| Coordinates | 48.8299°N, 115.6864°W |
| Timezone | America/Denver |
| County | Lincoln County County |
| Nearest Airport | Glacier Park International (FCA) 75 miles away |
Precipitation & Snow
Air Quality
| AQI Median | 26.0 |
| Rating | Good |
Natural Hazard Risk
| Overall Risk | Relatively Low |
| Risk Score | 64.3 / 100 |
| Social Vulnerability | 87.2 / 100 |
| Community Resilience | 13.7 / 100 |
Hazard Breakdown
| Tornado | Very Low |
| Earthquake | Relatively Low |
| Wildfire | Relatively Moderate |
| Flood | Relatively Low |
| Hail | Very Low |
| Strong Wind | Very Low |
| Heat Wave | Very Low |
| Winter Weather | Relatively High |
| Lightning | Relatively Low |
| Ice Storm | Relatively Low |
| Drought | Very Low |
| Cold Wave | Relatively Moderate |
| Landslide | Relatively Moderate |
| Avalanche | Relatively High |
Source: FEMA National Risk Index v1.20 (Dec 2025)
Earthquake History
97 earthquakes (M2.5+) recorded within 150 km since 1990. Strongest on record: M4.7.
| Dec 22, 1998 | Idaho-Montana border region | M4.7 | 100 km | 12 km |
| Mar 4, 2000 | 35 km S of Pincher Creek, Canada | M4.6 | 127 km | 1 km |
| Mar 22, 2006 | 8 km SSW of Rexford, Montana | M4.3 | 36 km | 8 km |
| May 2, 1995 | 2 km NW of Kila, Montana | M4.1 | 117 km | 9 km |
| Jun 29, 1995 | 2 km NNW of Kila, Montana | M4.1 | 118 km | 5 km |
| Jan 20, 1998 | 15 km SSE of Happys Inn, Montana | M4.0 | 108 km | 7 km |
| Apr 24, 2015 | 8 km WSW of Hope, Idaho | M3.9 | 86 km | 17 km |
| Feb 5, 2023 | British Columbia, Canada | M3.9 | 131 km | 1 km |
| May 2, 1995 | 3 km WNW of Kila, Montana | M3.8 | 117 km | 9 km |
| Feb 28, 2000 | 10 km NNE of Sparwood, Canada | M3.8 | 126 km | 10 km |
| Apr 24, 2015 | 12 km SSW of East Hope, Idaho | M3.7 | 92 km | 9 km |
| Aug 19, 1999 | 12 km ENE of Happys Inn, Montana | M3.7 | 95 km | 14 km |
| Oct 26, 1999 | 23 km WNW of Niarada, Montana | M3.6 | 118 km | 12 km |
| Apr 11, 2015 | 5 km NW of Columbia Falls, Montana | M3.5 | 116 km | 13 km |
| Jan 20, 2000 | 21 km ENE of Athol, Idaho | M3.5 | 107 km | 5 km |
| May 25, 1995 | 1 km N of Kila, Montana | M3.4 | 119 km | 9 km |
| Nov 2, 1996 | 4 km W of Trout Creek, Montana | M3.4 | 111 km | 5 km |
| May 14, 2014 | 5 km NE of Happys Inn, Montana | M3.4 | 91 km | 15 km |
| Jun 30, 1995 | 3 km NW of Kila, Montana | M3.4 | 117 km | 9 km |
| Jun 28, 1997 | 3 km NNW of Mullan, Idaho | M3.4 | 148 km | 2 km |
Source: USGS Earthquake Catalog (M2.5+, 1990–2025). Sorted by magnitude.
Tornado History
3 tornadoes (EF0+) recorded within 100 km since 1950. Strongest on record: EF1. Total: 1 injury.
| Date | Rating | Distance | Path | Fatalities |
| May 29, 1994 | EF1 | 86 km | 0.1 mi | 0 |
| Aug 19, 1978 | EF1 | 90 km | 1.9 mi | 0 |
| Jun 25, 2004 | EF0 | 91 km | 4.0 mi | 0 |
Source: NOAA Storm Prediction Center (EF0+, 1950–2024, US only).
Wildfire History
20 wildfires (100+ acres) recorded within 100 km. Largest: WEDGE CANYON (51,987 acres, 2003).
| Year | Name | Acres Burned | Distance |
| 2003 | WEDGE CANYON | 51,987 | 96 km |
| 2007 | BRUSH CREEK | 30,166 | 81 km |
| 2017 | CARIBOU | 28,101 | 30 km |
| 2022 | RUSSELL MOUNTAIN | 26,130 | 60 km |
| 2017 | WEST FORK | 21,154 | 35 km |
| 1994 | LITTLE WOLF | 15,714 | 86 km |
| 2021 | SOUTH YAAK | 12,866 | 31 km |
| 1984 | HOUGHTON CREEK II | 12,495 | 92 km |
| 1988 | DRY FORK | 11,403 | 62 km |
| 2000 | STONE YOUNG (STONE HILL) | 11,279 | 34 km |
| 2015 | NAPOLEON 1 | 9,727 | 81 km |
| 2000 | KOOTENAI COMPLEX (UPPER BEAVER) | 8,783 | 8 km |
| 2018 | COUGAR | 8,708 | 70 km |
| 1994 | KOOCANUSA COMPLEX (NORTH FORK BIG CREEK) | 8,475 | 16 km |
| 2015 | MARSTON | 7,587 | 67 km |
| 2021 | TRESTLE CREEK COMPLEX | 7,117 | 68 km |
| 2018 | DAVIS | 7,103 | 24 km |
| 1991 | UNNAMED | 7,096 | 23 km |
| 2018 | GOLD HILL | 6,780 | 30 km |
| 2017 | UNNAMED | 6,755 | 69 km |
Source: NIFC/IRWIN Wildfire Records (100+ acres).
Monthly Weather
| Month | Avg Temperature | Precipitation | Summary |
|---|---|---|---|
| January | 22°F (-6°C) | 3.6 in | |
| February | 26°F (-4°C) | 2.6 in | |
| March | 31°F (-0°C) | 2.3 in | |
| April | 38°F (3°C) | 1.9 in | |
| May | 46°F (8°C) | 2.3 in | |
| June | 53°F (12°C) | 2.5 in | |
| July | 62°F (17°C) | 1.4 in | Warmest, Driest |
| August | 59°F (15°C) | 1.5 in | |
| September | 51°F (10°C) | 1.8 in | |
| October | 41°F (5°C) | 2.2 in | |
| November | 29°F (-2°C) | 4.1 in | Wettest |
| December | 21°F (-6°C) | 3.8 in | Coldest |
Yaak has a seasonal temperature swing of 41°F / from 21°F in December to 62°F in July. Total annual precipitation is 30.0 inches, with November being the wettest month (4.1") and July the driest (1.4").