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Weather & Climate in Loon Lake, WA

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

Loon Lake experiences four distinct seasons with an average annual temperature of 46°F (8°C). Winters average 27°F in January while summers reach 68°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 21.4 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 2,439 feet.

Temperature

27°F Jan (-3°C) 68°F Jul (20°C)
Annual Average46.3°F
14% below US avg
January Average27°F (-3°C)
July Average68°F (20°C)
Sunny Days269 days/yr

Geography

Elevation2,439 ft (743 m)
Area1.3 sq mi (3.3 km²)
Population Density284/sq mi
Coordinates48.0704°N, 117.6257°W
TimezoneAmerica/Los_Angeles
CountyStevens County County
Nearest AirportSpokane International (GEG)
31 miles away

Precipitation & Snow

Annual Rainfall 21.4"
44% below US avg
Wettest Month (Dec) 3.03"
Driest Month (Jul) 0.94"

Air Quality

AQI Median28.0
RatingGood

Natural Hazard Risk

Overall RiskRelatively Low
Risk Score60.3 / 100
Social Vulnerability58.7 / 100
Community Resilience38.0 / 100

Hazard Breakdown

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

Earthquake History

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

Sep 1, 2015 15 km N of Nespelem Community, Washington M4.2 107 km 9 km
Nov 11, 2001 3 km NE of Spokane, Washington M4.0 46 km 4 km
Apr 24, 2015 8 km WSW of Hope, Idaho M3.9 92 km 17 km
Jun 25, 2001 Washington M3.9 46 km 10 km
Mar 3, 1998 16 km NNE of Grand Forks, Canada M3.8 133 km 5 km
Apr 24, 2015 12 km SSW of East Hope, Idaho M3.7 94 km 9 km
Jan 20, 2000 21 km ENE of Athol, Idaho M3.5 88 km 5 km
Jun 28, 1997 3 km NNW of Mullan, Idaho M3.4 149 km 2 km
Nov 2, 1996 4 km W of Trout Creek, Montana M3.4 149 km 5 km
Dec 15, 2012 19 km S of Troy, Montana M3.4 132 km 1 km
Jun 25, 2001 2 km SSE of Town and Country, Washington M3.4 44 km 10 km
Apr 24, 2015 7 km SW of Hope, Idaho M3.3 94 km 10 km
Sep 22, 2003 12 km NW of Rathdrum, Idaho M3.3 49 km 13 km
Nov 12, 2001 3 km NNE of Spokane, Washington M3.3 45 km 0 km
Jul 31, 2001 2 km WNW of Town and Country, Washington M3.2 40 km 0 km
Feb 9, 1996 2 km W of Mullan, Idaho M3.2 149 km 1 km
Mar 3, 1998 15 km NNE of Grand Forks, Canada M3.2 130 km 5 km
Mar 16, 2000 1 km WSW of Coulee City, Washington M3.2 136 km 1 km
Mar 12, 1999 17 km NW of Malden, Washington M3.1 82 km 5 km
Jun 13, 2015 5 km W of Hope, Idaho M3.1 95 km 14 km
Source: USGS Earthquake Catalog (M2.5+, 1990–2025). Sorted by magnitude.

Tornado History

41 tornadoes (EF0+) recorded within 100 km since 1950. Strongest on record: EF3. Total: 2 injuries.

Date Rating Distance Path Fatalities
Apr 5, 1972 EF3 76 km 0.1 mi 0
May 31, 1997 EF2 81 km 5.0 mi 0
Apr 9, 1991 EF2 55 km 1.0 mi 0
Jul 17, 1978 EF2 39 km 0.1 mi 0
Apr 5, 1972 EF2 69 km 1.0 mi 0
May 6, 1957 EF2 73 km 1.5 mi 0
Jun 15, 1954 EF2 74 km 0.5 mi 0
May 6, 2009 EF1 51 km 3.4 mi 0
Jul 21, 1997 EF1 67 km 1.0 mi 0
Jul 21, 1997 EF1 67 km 1.0 mi 0
May 31, 1997 EF1 26 km 5.0 mi 0
May 31, 1997 EF1 94 km 12.0 mi 0
May 29, 1994 EF1 82 km 0.1 mi 0
Apr 12, 1984 EF1 49 km 1.0 mi 0
Oct 17, 1983 EF1 66 km 0.5 mi 0
Jul 25, 1983 EF1 55 km 0.2 mi 0
Jun 22, 1981 EF1 19 km 0.1 mi 0
Aug 14, 1980 EF1 48 km 0.1 mi 0
Aug 19, 1978 EF1 81 km 1.9 mi 0
Jun 29, 1970 EF1 31 km 0.1 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 — 68 km
1949 COLUMBIA RIVER VALLEY, WA Meteorological 19.8 m — 61 km
2024 COLUMBIA RIVER VALLEY, WA Meteorological 14.3 m — 68 km
1944 COLUMBIA RIVER VALLEY, WA Meteorological 9.1 m — 68 km
2009 COLUMBIA RIVER VALLEY, WA Meteorological 9.0 m — 42 km
1953 COLUMBIA RIVER VALLEY, WA Meteorological 4.8 m — 68 km
2009 COLUMBIA RIVER VALLEY, WA Meteorological 3.6 m — 44 km
1953 COLUMBIA RIVER VALLEY, WA Meteorological — — 68 km
1952 COLUMBIA RIVER VALLEY, WA Meteorological — — 68 km
Source: NOAA/NCEI Historical Tsunami Database.

Wildfire History

20 wildfires (100+ acres) recorded within 100 km. Largest: WHITNEY (127,930 acres, 2020).

Year Name Acres Burned Distance
2020 WHITNEY 127,930 87 km
2015 CARPENTER RD. 62,488 35 km
2021 SUMMIT TRAIL 54,855 69 km
2019 WILLIAMS FLATS 44,680 66 km
2021 CHUWEAH CREEK FIRE 37,393 93 km
2014 DEVILS ELBOW COMPLEX 25,988 82 km
2012 APACHE PASS 25,101 91 km
2015 TOWER 24,779 58 km
1988 WHITE MOUNTAIN 21,855 84 km
1996 LINCOLN 19,376 98 km
2008 SWANSON LAKE 18,941 70 km
2007 MANILA CREEK 16,248 86 km
2021 FORD CORKSCREW 16,179 17 km
2015 RENNER 13,975 87 km
1991 UNNAMED 12,401 32 km
2020 KEWA FIELD 11,811 53 km
2012 BUFFALO LAKE ROAD 11,260 96 km
2023 OREGON 10,957 33 km
2003 RATTLESNAKE CANYON 10,655 61 km
2023 GRAY 10,096 60 km
Source: NIFC/IRWIN Wildfire Records (100+ acres).

Monthly Weather

Month Avg Temperature Precipitation Summary
January 27°F (-3°C) 2.4 in
February 30°F (-1°C) 1.9 in
March 37°F (3°C) 1.9 in
April 44°F (7°C) 1.6 in
May 52°F (11°C) 1.9 in
June 59°F (15°C) 1.6 in
July 68°F (20°C) 0.9 in Warmest, Driest
August 65°F (18°C) 1.0 in
September 56°F (14°C) 1.1 in
October 45°F (7°C) 1.3 in
November 34°F (1°C) 2.9 in
December 26°F (-3°C) 3.0 in Coldest, Wettest

Loon Lake has a seasonal temperature swing of 41°F / from 26°F in December to 68°F in July. Total annual precipitation is 21.7 inches, with December being the wettest month (3.0") and July the driest (0.9").

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