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Weather & Climate in Cusick, WA

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

Cusick experiences four distinct seasons with an average annual temperature of 46°F (8°C). Winters average 28°F in January while summers reach 67°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 27.5 inches (drier than the 38-inch national average). Air quality is rated Good with a median AQI of 28 / among the cleanest air in the country. The city sits at an elevation of 2,051 feet.

Temperature

28°F Jan (-2°C) 67°F Jul (20°C)
Annual Average46.2°F
14% below US avg
January Average28°F (-2°C)
July Average67°F (20°C)
Sunny Days269 days/yr

Geography

Elevation2,051 ft (625 m)
Area0.2 sq mi (0.5 km²)
Population Density333/sq mi
Coordinates48.3285°N, 117.2925°W
TimezoneAmerica/Los_Angeles
CountyPend Oreille County County
Nearest AirportSpokane International (GEG)
50 miles away

Precipitation & Snow

Annual Rainfall 27.5"
28% below US avg
Wettest Month (Nov) 3.58"
Driest Month (Jul) 1.10"

Air Quality

AQI Median28.0
RatingGood

Natural Hazard Risk

Overall RiskVery Low
Risk Score28.0 / 100
Social Vulnerability40.1 / 100
Community Resilience21.9 / 100

Hazard Breakdown

Tornado Very Low
Earthquake Very Low
Wildfire Relatively Low
Flood Relatively Low
Hail Very Low
Strong Wind Relatively Low
Heat Wave Very Low
Winter Weather Relatively Low
Lightning Very Low
Ice Storm Relatively Low
Drought Very Low
Cold Wave Relatively Low
Landslide Relatively Moderate
Avalanche Very Low
Source: FEMA National Risk Index v1.20 (Dec 2025)

Earthquake History

87 earthquakes (M2.5+) recorded within 150 km since 1990. Strongest on record: M4.2.

Sep 1, 2015 15 km N of Nespelem Community, Washington M4.2 128 km 9 km
Aug 17, 1994 1 km E of Mullan, Idaho M4.1 148 km 2 km
Nov 11, 2001 3 km NE of Spokane, Washington M4.0 72 km 4 km
Jun 25, 2001 Washington M3.9 72 km 10 km
Apr 24, 2015 8 km WSW of Hope, Idaho M3.9 66 km 17 km
Mar 3, 1998 16 km NNE of Grand Forks, Canada M3.8 121 km 5 km
Apr 24, 2015 12 km SSW of East Hope, Idaho M3.7 72 km 9 km
May 30, 1996 3 km SSW of Mullan, Idaho M3.6 148 km 1 km
Mar 14, 1997 1 km E of Mullan, Idaho M3.6 148 km 2 km
Jan 20, 2000 21 km ENE of Athol, Idaho M3.5 72 km 5 km
Jun 28, 1997 3 km NNW of Mullan, Idaho M3.4 143 km 2 km
Dec 15, 2012 19 km S of Troy, Montana M3.4 105 km 1 km
Nov 2, 1996 4 km W of Trout Creek, Montana M3.4 134 km 5 km
Jun 25, 2001 2 km SSE of Town and Country, Washington M3.4 70 km 10 km
Nov 12, 2001 3 km NNE of Spokane, Washington M3.3 72 km 0 km
Feb 11, 2025 2 km NNW of Mullan, Idaho M3.3 145 km 5 km
May 10, 2000 Idaho-Montana border region M3.3 148 km 2 km
Apr 24, 2015 7 km SW of Hope, Idaho M3.3 70 km 10 km
Oct 27, 1991 21 km N of Castlegar, Canada M3.3 133 km 7 km
Sep 22, 2003 12 km NW of Rathdrum, Idaho M3.3 52 km 13 km
Source: USGS Earthquake Catalog (M2.5+, 1990–2025). Sorted by magnitude.

Tornado History

30 tornadoes (EF0+) recorded within 100 km since 1950. Strongest on record: EF2. Total: 1 injury.

Date Rating Distance Path Fatalities
May 31, 1997 EF2 74 km 5.0 mi 0
Apr 9, 1991 EF2 33 km 1.0 mi 0
Jul 17, 1978 EF2 20 km 0.1 mi 0
Apr 5, 1972 EF2 67 km 1.0 mi 0
May 6, 1957 EF2 95 km 1.5 mi 0
May 6, 2009 EF1 88 km 3.4 mi 0
Jul 21, 1997 EF1 64 km 1.0 mi 0
Jul 21, 1997 EF1 64 km 1.0 mi 0
May 31, 1997 EF1 56 km 5.0 mi 0
May 29, 1994 EF1 45 km 0.1 mi 0
Apr 12, 1984 EF1 68 km 1.0 mi 0
Oct 17, 1983 EF1 96 km 0.5 mi 0
Jul 25, 1983 EF1 46 km 0.2 mi 0
Jun 22, 1981 EF1 44 km 0.1 mi 0
Aug 14, 1980 EF1 46 km 0.1 mi 0
Aug 19, 1978 EF1 54 km 1.9 mi 0
Jun 29, 1970 EF1 66 km 0.1 mi 0
Apr 18, 2024 EF0 77 km 0.0 mi 0
May 6, 2022 EF0 76 km 2.1 mi 0
May 6, 2022 EF0 77 km 0.6 mi 0
Source: NOAA Storm Prediction Center (EF0+, 1950–2024, US only).

Tsunami History

9 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 — 69 km
1949 COLUMBIA RIVER VALLEY, WA Meteorological 19.8 m — 97 km
2024 COLUMBIA RIVER VALLEY, WA Meteorological 14.3 m — 68 km
1944 COLUMBIA RIVER VALLEY, WA Meteorological 9.1 m — 69 km
2009 COLUMBIA RIVER VALLEY, WA Meteorological 9.0 m — 80 km
1953 COLUMBIA RIVER VALLEY, WA Meteorological 4.8 m — 69 km
2009 COLUMBIA RIVER VALLEY, WA Meteorological 3.6 m — 80 km
1953 COLUMBIA RIVER VALLEY, WA Meteorological — — 69 km
1952 COLUMBIA RIVER VALLEY, WA Meteorological — — 69 km
Source: NOAA/NCEI Historical Tsunami Database.

Wildfire History

20 wildfires (100+ acres) recorded within 100 km. Largest: CARPENTER RD. (62,488 acres, 2015).

Year Name Acres Burned Distance
2015 CARPENTER RD. 62,488 67 km
2021 SUMMIT TRAIL 54,855 84 km
2015 STICKPIN 54,119 100 km
2019 WILLIAMS FLATS 44,680 98 km
2022 RUSSELL MOUNTAIN 26,130 81 km
2015 TOWER 24,779 21 km
1988 WHITE MOUNTAIN 21,855 93 km
2021 FORD CORKSCREW 16,179 54 km
2015 RENNER 13,975 82 km
1991 UNNAMED 12,401 68 km
2020 KEWA FIELD 11,811 78 km
2023 OREGON 10,957 38 km
2003 RATTLESNAKE CANYON 10,655 96 km
2023 GRAY 10,096 93 km
2016 CAYUSE MTN 9,744 77 km
1994 COPPER BUTTE 9,068 100 km
2018 COUGAR 8,708 85 km
2015 GRAVES MOUNTAIN 8,559 84 km
1988 S.17MILE1 8,089 96 km
2021 BULLDOG MOUNTAIN 8,049 89 km
Source: NIFC/IRWIN Wildfire Records (100+ acres).

Monthly Weather

Month Avg Temperature Precipitation Summary
January 28°F (-2°C) 3.0 in
February 30°F (-1°C) 2.4 in
March 37°F (3°C) 2.2 in
April 45°F (7°C) 1.9 in
May 53°F (12°C) 2.2 in
June 59°F (15°C) 1.9 in
July 67°F (20°C) 1.1 in Warmest, Driest
August 65°F (18°C) 1.2 in
September 56°F (13°C) 1.3 in
October 45°F (7°C) 1.6 in
November 34°F (1°C) 3.6 in Wettest
December 26°F (-3°C) 3.6 in Coldest

Cusick has a seasonal temperature swing of 42°F / from 26°F in December to 67°F in July. Total annual precipitation is 25.8 inches, with November being the wettest month (3.6") and July the driest (1.1").

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