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Weather & Climate in Svensen, OR
Temperature, precipitation, air quality, natural hazards, and monthly weather data.
Svensen experiences four distinct seasons with an average annual temperature of 52°F (11°C). Winters average 43°F in January while summers reach 62°F in July / relatively mild seasonal variation. The area gets 253 sunny days per year, above the national average. Air quality is rated Good with a median AQI of 32. The city sits at an elevation of 186 feet.
Temperature
43°F Jan (6°C)
62°F Jul (16°C)
| Annual Average | 51.8°F |
| 4% below US avg | |
| January Average | 43°F (6°C) |
| July Average | 62°F (16°C) |
| Sunny Days | 253 days/yr |
Geography
| Elevation | 186 ft (57 m) |
| Area | 2.3 sq mi (5.9 km²) |
| Population Density | 400/sq mi |
| Coordinates | 46.1564°N, 123.6554°W |
| Timezone | America/Los_Angeles |
| County | Clatsop County County |
| Nearest Airport | Astoria Regional (AST) 12 miles away |
Precipitation & Snow
Air Quality
| AQI Median | 32.0 |
| Rating | Good |
Natural Hazard Risk
| Overall Risk | Relatively High |
| Risk Score | 95.1 / 100 |
| Social Vulnerability | 67.2 / 100 |
| Community Resilience | 74.6 / 100 |
Hazard Breakdown
| Tornado | Very Low |
| Earthquake | Relatively Moderate |
| Wildfire | Very Low |
| Flood | Relatively Low |
| Hail | Very Low |
| Strong Wind | Relatively Low |
| Heat Wave | Relatively Low |
| Winter Weather | Very Low |
| Lightning | Very Low |
| Ice Storm | Relatively Low |
| Drought | Very Low |
| Cold Wave | Very Low |
| Landslide | Relatively Moderate |
| Coastal Flood | Very High |
| Tsunami | Very High |
| Volcano | Very Low |
| Avalanche | Very Low |
Source: FEMA National Risk Index v1.20 (Dec 2025)
Earthquake History
954 earthquakes (M2.5+) recorded within 150 km since 1990. Strongest on record: M6.8.
| Feb 28, 2001 | 7 km SSE of Longbranch, Washington | M6.8 | 131 km | 52 km |
| Jul 3, 1999 | 8 km N of Satsop, Washington | M5.8 | 103 km | 40 km |
| Mar 25, 1993 | 4 km E of Scotts Mills, Oregon | M5.6 | 149 km | 20 km |
| Jun 10, 2001 | 18 km N of Satsop, Washington | M5.0 | 113 km | 40 km |
| Feb 14, 2011 | 31 km S of Morton, Washington | M4.3 | 112 km | 4 km |
| Jul 22, 2001 | 4 km WSW of DuPont, Washington | M4.3 | 127 km | 52 km |
| Jun 15, 1994 | 1 km WNW of Hoodsport, Washington | M4.0 | 144 km | 44 km |
| Apr 24, 2003 | 3 km NW of North Portland, Oregon | M3.9 | 92 km | 17 km |
| Jun 25, 2004 | 17 km W of Packwood, Washington | M3.9 | 145 km | -1 km |
| Oct 1, 2004 | 37 km NNE of Amboy, Washington | M3.9 | 113 km | -1 km |
| Jan 3, 2018 | 37 km SSE of Morton, Washington | M3.9 | 124 km | 10 km |
| Feb 8, 1995 | 9 km ESE of Hubbard, Oregon | M3.8 | 135 km | 24 km |
| Aug 3, 2006 | 2 km WNW of Cherry Grove, Washington | M3.8 | 90 km | 14 km |
| Jun 12, 2021 | 3 km WSW of Skokomish, Washington | M3.8 | 134 km | 44 km |
| Aug 23, 2013 | 24 km SSE of Mossyrock, Washington | M3.7 | 100 km | 14 km |
| Oct 1, 2004 | 36 km NNE of Amboy, Washington | M3.7 | 112 km | -2 km |
| Jun 8, 1993 | 5 km ESE of Scotts Mills, Oregon | M3.7 | 150 km | 19 km |
| Jul 31, 2016 | 12 km NNE of Aberdeen Gardens, Washington | M3.7 | 112 km | 35 km |
| Jan 31, 2013 | 3 km ENE of Amboy, Washington | M3.7 | 100 km | 6 km |
| Jul 25, 2006 | 37 km NNE of Amboy, Washington | M3.6 | 113 km | -1 km |
Source: USGS Earthquake Catalog (M2.5+, 1990–2025). Sorted by magnitude.
Tornado History
44 tornadoes (EF0+) recorded within 100 km since 1950. Strongest on record: EF2. Total: 3 injuries.
| Date | Rating | Distance | Path | Fatalities |
| Oct 14, 2016 | EF2 | 53 km | 0.7 mi | 0 |
| Nov 10, 1965 | EF2 | 84 km | 1.5 mi | 0 |
| Dec 10, 2015 | EF1 | 97 km | 0.8 mi | 0 |
| Oct 23, 2014 | EF1 | 55 km | 1.3 mi | 0 |
| Jan 10, 2008 | EF1 | 92 km | 10.1 mi | 0 |
| May 27, 2004 | EF1 | 93 km | 0.2 mi | 0 |
| Jun 29, 1989 | EF1 | 82 km | 1.6 mi | 0 |
| Mar 28, 1985 | EF1 | 58 km | 0.2 mi | 0 |
| Oct 13, 1984 | EF1 | 75 km | 3.0 mi | 0 |
| Aug 16, 1978 | EF1 | 73 km | 0.2 mi | 0 |
| Dec 12, 1975 | EF1 | 80 km | 2.0 mi | 0 |
| Oct 3, 1967 | EF1 | 21 km | 0.5 mi | 0 |
| Nov 11, 2024 | EF0 | 64 km | 0.3 mi | 0 |
| Oct 28, 2024 | EF0 | 51 km | 0.2 mi | 0 |
| Oct 11, 2023 | EF0 | 81 km | 0.5 mi | 0 |
| Sep 27, 2021 | EF0 | 92 km | 3.9 mi | 0 |
| Mar 19, 2021 | EF0 | 32 km | 0.3 mi | 0 |
| Nov 10, 2020 | EF0 | 70 km | 1.7 mi | 0 |
| Sep 8, 2019 | EF0 | 86 km | 0.1 mi | 0 |
| Oct 29, 2018 | EF0 | 78 km | 0.1 mi | 0 |
Source: NOAA Storm Prediction Center (EF0+, 1950–2024, US only).
Tsunami History
2 tsunamis 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 | 114 km |
| 1949 | PUGET SOUND, WA | Eruption + Earthquake | — | 8 | 138 km |
Source: NOAA/NCEI Historical Tsunami Database.
Nearby Volcanoes
6 volcanoes within 200 km. Closest: St. Helens (114 km).
| Name | Type | Elevation | Last Eruption | Distance |
| St. Helens | Stratovolcano | 2,549 m (8,363 ft) | 2008 | 114 km |
| West Crater | Volcanic field | 1,329 m (4,360 ft) | -5750 | 126 km |
| Indian Heaven | Shield(s) | 1,806 m (5,925 ft) | -6250 | 144 km |
| Rainier | Stratovolcano | 4,392 m (14,409 ft) | 1450 | 164 km |
| Adams | Stratovolcano | 3,742 m (12,277 ft) | 950 | 167 km |
| Hood | Stratovolcano | 3,426 m (11,240 ft) | 1866 | 175 km |
Source: Smithsonian Institution Global Volcanism Program (GVP).
Monthly Weather
| Month | Avg Temperature | Precipitation | Summary |
|---|---|---|---|
| January | 43°F (6°C) | 14.3 in | |
| February | 42°F (5°C) | 11.3 in | |
| March | 43°F (6°C) | 10.1 in | |
| April | 46°F (8°C) | 6.7 in | |
| May | 51°F (10°C) | 4.4 in | |
| June | 55°F (13°C) | 3.3 in | |
| July | 62°F (16°C) | 1.6 in | Warmest, Driest |
| August | 60°F (15°C) | 2.0 in | |
| September | 57°F (14°C) | 3.9 in | |
| October | 50°F (10°C) | 7.7 in | |
| November | 44°F (6°C) | 14.1 in | |
| December | 40°F (4°C) | 15.0 in | Coldest, Wettest |
Svensen has a seasonal temperature swing of 22°F / from 40°F in December to 62°F in July. Total annual precipitation is 94.3 inches, with December being the wettest month (15.0") and July the driest (1.6").