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Weather & Climate in Stevenson, WA

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

Stevenson experiences four distinct seasons with an average annual temperature of 53°F (12°C). Winters average 38°F in January while summers reach 68°F in July. The area gets 258 sunny days per year, above the 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 185 feet.

Temperature

38°F Jan (3°C) 68°F Jul (20°C)
Annual Average52.7°F
2% below US avg
January Average38°F (3°C)
July Average68°F (20°C)
Sunny Days258 days/yr

Geography

Elevation185 ft (56 m)
Area1.8 sq mi (4.6 km²)
Population Density1,016/sq mi
Coordinates45.6947°N, 121.8964°W
TimezoneAmerica/Los_Angeles
CountyHood River County County
Nearest AirportPortland International (PDX)
35 miles away

Precipitation & Snow

Wettest Month (Dec) 12.05"
Driest Month (Jul) 0.98"

Air Quality

AQI Median28.0
RatingGood

Natural Hazard Risk

Overall RiskVery Low
Risk Score32.1 / 100
Social Vulnerability10.6 / 100
Community Resilience60.7 / 100

Hazard Breakdown

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

Earthquake History

1,100 earthquakes (M2.5+) recorded within 150 km since 1990. Strongest on record: M5.6.

Mar 25, 1993 4 km E of Scotts Mills, Oregon M5.6 92 km 20 km
Jun 29, 2002 6 km ENE of Government Camp, Oregon M4.5 43 km 5 km
Feb 14, 2011 31 km S of Morton, Washington M4.3 70 km 4 km
Jul 14, 2008 11 km ESE of Maupin, Oregon M4.2 97 km 16 km
Jun 17, 2010 30 km S of White Swan, Washington M4.2 100 km 3 km
May 20, 1995 15 km NNE of Ashford, Washington M4.1 132 km 12 km
Jan 30, 2000 6 km SE of Condon, Oregon M4.1 149 km -1 km
Aug 16, 2004 16 km ENE of Packwood, Washington M4.0 114 km -1 km
Oct 9, 1998 20 km S of White Swan, Washington M4.0 108 km 2 km
Jun 6, 2021 6 km NE of Government Camp, Oregon M3.9 42 km 4 km
Nov 18, 1997 20 km NW of Bickleton, Washington M3.9 121 km 15 km
Apr 24, 2003 3 km NW of North Portland, Oregon M3.9 66 km 17 km
Jun 25, 2004 17 km W of Packwood, Washington M3.9 104 km -1 km
Oct 1, 2004 37 km NNE of Amboy, Washington M3.9 60 km -1 km
Jan 3, 2018 37 km SSE of Morton, Washington M3.9 64 km 10 km
Feb 8, 1995 9 km ESE of Hubbard, Oregon M3.8 89 km 24 km
Jun 14, 2007 12 km ESE of Maupin, Oregon M3.8 98 km 18 km
Jun 29, 2002 7 km NE of Government Camp, Oregon M3.8 43 km 5 km
Aug 3, 2006 2 km WNW of Cherry Grove, Washington M3.8 56 km 14 km
Aug 23, 2013 24 km SSE of Mossyrock, Washington M3.7 79 km 14 km
Source: USGS Earthquake Catalog (M2.5+, 1990–2025). Sorted by magnitude.

Tornado History

43 tornadoes (EF0+) recorded within 100 km since 1950. Strongest on record: EF3. Total: 6 fatalities, 302 injuries.

Date Rating Distance Path Fatalities
Apr 5, 1972 EF3 58 km 8.7 mi 6
Dec 8, 1993 EF2 94 km 6.0 mi 0
Dec 10, 2015 EF1 50 km 0.8 mi 0
Oct 23, 2014 EF1 95 km 1.3 mi 0
Jan 10, 2008 EF1 62 km 10.1 mi 0
Oct 9, 2000 EF1 83 km 0.1 mi 0
Oct 9, 2000 EF1 67 km 0.1 mi 0
Nov 12, 1991 EF1 77 km 0.2 mi 0
Nov 12, 1991 EF1 41 km 0.2 mi 0
Jun 29, 1989 EF1 63 km 1.6 mi 0
Mar 28, 1985 EF1 95 km 0.2 mi 0
Oct 13, 1984 EF1 71 km 3.0 mi 0
Aug 16, 1978 EF1 77 km 0.2 mi 0
Apr 12, 1957 EF1 46 km 2.5 mi 0
Oct 28, 2024 EF0 97 km 0.2 mi 0
Oct 11, 2023 EF0 65 km 0.5 mi 0
Oct 24, 2022 EF0 99 km 0.0 mi 0
Oct 22, 2022 EF0 40 km 0.9 mi 0
Sep 27, 2021 EF0 55 km 3.9 mi 0
Nov 10, 2020 EF0 76 km 1.7 mi 0
Source: NOAA Storm Prediction Center (EF0+, 1950–2024, US only).

Tsunami History

1 tsunami recorded within 500 km. Highest wave on record: 250.0 m (820 ft).

Year Location Cause Max Wave Deaths Distance
1980 WASHINGTON Explosion 250.0 m 61 60 km
Source: NOAA/NCEI Historical Tsunami Database.

Nearby Volcanoes

11 volcanoes within 200 km. Closest: West Crater (25 km).

Name Type Elevation Last Eruption Distance
West Crater Volcanic field 1,329 m (4,360 ft) -5750 25 km
Indian Heaven Shield(s) 1,806 m (5,925 ft) -6250 27 km
Hood Stratovolcano 3,426 m (11,240 ft) 1866 39 km
St. Helens Stratovolcano 2,549 m (8,363 ft) 2008 60 km
Adams Stratovolcano 3,742 m (12,277 ft) 950 65 km
Jefferson Stratovolcano 3,199 m (10,495 ft) 950 114 km
Rainier Stratovolcano 4,392 m (14,409 ft) 1450 129 km
Sand Mountain Field Pyroclastic cone(s) 1,664 m (5,459 ft) -950 146 km
Belknap Shield(s) 2,095 m (6,873 ft) 480 157 km
Three Sisters Complex 3,159 m (10,364 ft) 440 174 km
Bachelor Stratovolcano 2,763 m (9,065 ft) -5800 192 km
Source: Smithsonian Institution Global Volcanism Program (GVP).

Wildfire History

20 wildfires (100+ acres) recorded within 100 km. Largest: RIVERSIDE (138,190 acres, 2020).

Year Name Acres Burned Distance
2020 RIVERSIDE 138,190 68 km
2017 NENA SPRINGS 70,074 97 km
2018 SUBSTATION 0730 RN 69,109 78 km
2015 COUGAR CREEK 51,866 67 km
2017 EAGLE CREEK 48,816 9 km
2014 SHANIKO BUTTE 39,852 94 km
2018 LONG HOLLOW 0806 RN 33,662 82 km
2010 WHITE LIGHTNING COMPLEX (YOUTHER) 30,322 92 km
2002 WHITE RIVER 28,930 88 km
2021 BULL COMPLEX 26,233 94 km
2020 BIG HOLLOW 24,243 31 km
2012 CASCADE CREEK 20,655 57 km
2018 SOUTH VALLEY ROAD 20,471 68 km
2001 FERRY CANYON 18,065 86 km
2020 WHITE RIVER 17,678 70 km
1992 CHICKEN SP 15,045 92 km
2002 SHELDON RIDGE 11,665 45 km
2000 RANGE 11,520 78 km
2013 GOVERNMENT FLATS COMPLEX 10,993 44 km
2022 MILLER ROAD 10,957 79 km
Source: NIFC/IRWIN Wildfire Records (100+ acres).

Monthly Weather

Month Avg Temperature Precipitation Summary
January 38°F (3°C) 11.5 in
February 38°F (3°C) 9.1 in
March 42°F (5°C) 7.6 in
April 46°F (8°C) 5.3 in
May 53°F (11°C) 3.5 in
June 58°F (15°C) 2.6 in
July 68°F (20°C) 1.0 in Warmest, Driest
August 64°F (18°C) 1.5 in
September 59°F (15°C) 3.0 in
October 51°F (10°C) 5.5 in
November 41°F (5°C) 11.2 in
December 35°F (2°C) 12.1 in Coldest, Wettest

Stevenson has a seasonal temperature swing of 33°F / from 35°F in December to 68°F in July. Total annual precipitation is 73.8 inches, with December being the wettest month (12.1") and July the driest (1.0").

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