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Weather & Climate in Bonners Ferry, ID
Temperature, precipitation, air quality, natural hazards, and monthly weather data.
Bonners Ferry experiences four distinct seasons with an average annual temperature of 48°F (9°C). Winters average 29°F in January while summers reach 69°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 21.1 inches (drier than the 38-inch national average). The area receives 53.8 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 1,767 feet.
Temperature
29°F Jan (-2°C)
69°F Jul (21°C)
| Annual Average | 47.6°F |
| 12% below US avg | |
| January Average | 29°F (-2°C) |
| July Average | 69°F (21°C) |
| Sunny Days | 269 days/yr |
Geography
| Elevation | 1,767 ft (539 m) |
| Area | 2.3 sq mi (5.9 km²) |
| Population Density | 1,142/sq mi |
| Coordinates | 48.6936°N, 116.3170°W |
| Timezone | America/Boise |
| County | Boundary County County |
| Nearest Airport | Spokane International (GEG) 93 miles away |
Precipitation & Snow
Air Quality
| AQI Median | 33.0 |
| Rating | Good |
Natural Hazard Risk
| Overall Risk | Very Low |
| Risk Score | 26.1 / 100 |
| Social Vulnerability | 65.1 / 100 |
| Community Resilience | 5.2 / 100 |
Hazard Breakdown
| Tornado | Very Low |
| Earthquake | Very Low |
| Wildfire | Relatively Low |
| Flood | Relatively Low |
| Hail | Very Low |
| Strong Wind | Very Low |
| Heat Wave | Very Low |
| Winter Weather | Relatively Moderate |
| Lightning | Very Low |
| Ice Storm | Very Low |
| Drought | Very Low |
| Cold Wave | Relatively Low |
| Landslide | Relatively Moderate |
| Avalanche | Relatively Moderate |
Source: FEMA National Risk Index v1.20 (Dec 2025)
Earthquake History
116 earthquakes (M2.5+) recorded within 150 km since 1990. Strongest on record: M4.7.
| Dec 22, 1998 | Idaho-Montana border region | M4.7 | 113 km | 12 km |
| Mar 22, 2006 | 8 km SSW of Rexford, Montana | M4.3 | 83 km | 8 km |
| Jun 29, 1995 | 2 km NNW of Kila, Montana | M4.1 | 150 km | 5 km |
| Aug 17, 1994 | 1 km E of Mullan, Idaho | M4.1 | 142 km | 2 km |
| May 2, 1995 | 2 km NW of Kila, Montana | M4.1 | 149 km | 9 km |
| Jan 20, 1998 | 15 km SSE of Happys Inn, Montana | M4.0 | 125 km | 7 km |
| Nov 11, 2001 | 3 km NE of Spokane, Washington | M4.0 | 138 km | 4 km |
| Jun 25, 2001 | Washington | M3.9 | 138 km | 10 km |
| Apr 24, 2015 | 8 km WSW of Hope, Idaho | M3.9 | 53 km | 17 km |
| Feb 5, 2023 | British Columbia, Canada | M3.9 | 136 km | 1 km |
| May 2, 1995 | 3 km WNW of Kila, Montana | M3.8 | 148 km | 9 km |
| Apr 24, 2015 | 12 km SSW of East Hope, Idaho | M3.7 | 62 km | 9 km |
| Aug 19, 1999 | 12 km ENE of Happys Inn, Montana | M3.7 | 118 km | 14 km |
| Mar 14, 1997 | 1 km E of Mullan, Idaho | M3.6 | 142 km | 2 km |
| May 30, 1996 | 3 km SSW of Mullan, Idaho | M3.6 | 144 km | 1 km |
| Oct 26, 1999 | 23 km WNW of Niarada, Montana | M3.6 | 137 km | 12 km |
| Jan 20, 2000 | 21 km ENE of Athol, Idaho | M3.5 | 76 km | 5 km |
| Jun 30, 1995 | 3 km NW of Kila, Montana | M3.4 | 148 km | 9 km |
| Jun 28, 1997 | 3 km NNW of Mullan, Idaho | M3.4 | 138 km | 2 km |
| May 25, 1995 | 2 km NW of Kila, Montana | M3.4 | 149 km | 9 km |
Source: USGS Earthquake Catalog (M2.5+, 1990–2025). Sorted by magnitude.
Tornado History
6 tornadoes (EF0+) recorded within 100 km since 1950. Strongest on record: EF2. Total: 1 injury.
| Date | Rating | Distance | Path | Fatalities |
| May 31, 1997 | EF2 | 94 km | 5.0 mi | 0 |
| Apr 9, 1991 | EF2 | 72 km | 1.0 mi | 0 |
| Jul 17, 1978 | EF2 | 83 km | 0.1 mi | 0 |
| May 29, 1994 | EF1 | 38 km | 0.1 mi | 0 |
| Aug 19, 1978 | EF1 | 51 km | 1.9 mi | 0 |
| Jun 25, 2004 | EF0 | 42 km | 4.0 mi | 0 |
Source: NOAA Storm Prediction Center (EF0+, 1950–2024, US only).
Tsunami History
6 tsunamis recorded within 500 km. Highest wave on record: 19.8 m (65 ft).
| Year | Location | Cause | Max Wave | Deaths | Distance |
| 1952 | COLUMBIA RIVER VALLEY, WA | Meteorological | 19.8 m | — | 135 km |
| 2024 | COLUMBIA RIVER VALLEY, WA | Meteorological | 14.3 m | — | 135 km |
| 1944 | COLUMBIA RIVER VALLEY, WA | Meteorological | 9.1 m | — | 135 km |
| 1953 | COLUMBIA RIVER VALLEY, WA | Meteorological | 4.8 m | — | 135 km |
| 1953 | COLUMBIA RIVER VALLEY, WA | Meteorological | — | — | 135 km |
| 1952 | COLUMBIA RIVER VALLEY, WA | Meteorological | — | — | 135 km |
Source: NOAA/NCEI Historical Tsunami Database.
Wildfire History
20 wildfires (100+ acres) recorded within 100 km. Largest: CARIBOU (28,101 acres, 2017).
| Year | Name | Acres Burned | Distance |
| 2017 | CARIBOU | 28,101 | 78 km |
| 2022 | RUSSELL MOUNTAIN | 26,130 | 20 km |
| 2015 | TOWER | 24,779 | 65 km |
| 2017 | WEST FORK | 21,154 | 56 km |
| 2021 | SOUTH YAAK | 12,866 | 35 km |
| 1988 | DRY FORK | 11,403 | 95 km |
| 2000 | STONE YOUNG (STONE HILL) | 11,279 | 81 km |
| 2015 | NAPOLEON 1 | 9,727 | 73 km |
| 2015 | LOWER FLAT | 9,034 | 100 km |
| 2000 | KOOTENAI COMPLEX (UPPER BEAVER) | 8,783 | 56 km |
| 2018 | COUGAR | 8,708 | 47 km |
| 1994 | KOOCANUSA COMPLEX (NORTH FORK BIG CREEK) | 8,475 | 61 km |
| 2021 | TRESTLE CREEK COMPLEX | 7,117 | 41 km |
| 2018 | DAVIS | 7,103 | 44 km |
| 1991 | UNNAMED | 7,096 | 29 km |
| 2018 | GOLD HILL | 6,780 | 60 km |
| 2000 | STONE YOUNG (CLIFF POINT) | 6,648 | 71 km |
| 2000 | STONE YOUNG (LYDIA) | 5,649 | 88 km |
| 2017 | NOISY CREEK | 5,452 | 69 km |
| 2015 | GOAT ROCK COMPLEX | 5,210 | 66 km |
Source: NIFC/IRWIN Wildfire Records (100+ acres).
Monthly Weather
| Month | Avg Temperature | Precipitation | Summary |
|---|---|---|---|
| January | 29°F (-2°C) | 3.4 in | |
| February | 30°F (-1°C) | 2.4 in | |
| March | 37°F (3°C) | 2.1 in | |
| April | 44°F (7°C) | 1.7 in | |
| May | 52°F (11°C) | 2.0 in | |
| June | 59°F (15°C) | 2.0 in | |
| July | 69°F (21°C) | 1.2 in | Warmest, Driest |
| August | 65°F (18°C) | 1.3 in | |
| September | 55°F (13°C) | 1.6 in | |
| October | 44°F (7°C) | 2.0 in | |
| November | 33°F (1°C) | 4.1 in | Wettest |
| December | 26°F (-3°C) | 3.8 in | Coldest |
Bonners Ferry has a seasonal temperature swing of 43°F / from 26°F in December to 69°F in July. Total annual precipitation is 27.7 inches, with November being the wettest month (4.1") and July the driest (1.2").