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Weather & Climate in Troutdale, OR
Temperature, precipitation, air quality, natural hazards, and monthly weather data.
Troutdale experiences four distinct seasons with an average annual temperature of 53°F (12°C). Winters average 40°F in January while summers reach 68°F in July. The area gets 251 sunny days per year, above the national average. Annual precipitation totals 48.4 inches (wetter than the 38-inch national average). Air quality is rated Good with a median AQI of 32. The city sits at an elevation of 110 feet.
Temperature
40°F Jan (4°C)
68°F Jul (20°C)
| Annual Average | 53.4°F |
| 1% below US avg | |
| January Average | 40°F (4°C) |
| July Average | 68°F (20°C) |
| Sunny Days | 251 days/yr |
Geography
| Elevation | 110 ft (34 m) |
| Area | 6.0 sq mi (15.4 km²) |
| Population Density | 2,689/sq mi |
| Coordinates | 45.5392°N, 122.3927°W |
| Timezone | America/Los_Angeles |
| County | Multnomah County County |
| Nearest Airport | Portland International (PDX) 10 miles away |
Precipitation & Snow
Air Quality
| AQI Median | 32.0 |
| Rating | Good |
Natural Hazard Risk
| Overall Risk | Relatively High |
| Risk Score | 98.5 / 100 |
| Social Vulnerability | 29.8 / 100 |
| Community Resilience | 95.5 / 100 |
Hazard Breakdown
| Tornado | Relatively Low |
| Earthquake | Relatively High |
| Wildfire | Relatively Low |
| Flood | Relatively High |
| Hail | Very Low |
| Strong Wind | Relatively Moderate |
| Heat Wave | Relatively High |
| Winter Weather | Relatively High |
| Lightning | Relatively Low |
| Ice Storm | Relatively High |
| Drought | Very Low |
| Cold Wave | Relatively High |
| Landslide | Relatively Moderate |
| Coastal Flood | Relatively Low |
| Volcano | Relatively Moderate |
| Avalanche | Very Low |
Source: FEMA National Risk Index v1.20 (Dec 2025)
Earthquake History
1,017 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 | 59 km | 20 km |
| Jun 29, 2002 | 6 km ENE of Government Camp, Oregon | M4.5 | 60 km | 5 km |
| Feb 14, 2011 | 31 km S of Morton, Washington | M4.3 | 84 km | 4 km |
| Jul 14, 2008 | 11 km ESE of Maupin, Oregon | M4.2 | 122 km | 16 km |
| Jun 17, 2010 | 30 km S of White Swan, Washington | M4.2 | 143 km | 3 km |
| Aug 16, 2004 | 16 km ENE of Packwood, Washington | M4.0 | 145 km | -1 km |
| Oct 9, 1998 | 20 km S of White Swan, Washington | M4.0 | 150 km | 2 km |
| Jun 6, 2021 | 6 km NE of Government Camp, Oregon | M3.9 | 59 km | 4 km |
| Apr 24, 2003 | 3 km NW of North Portland, Oregon | M3.9 | 29 km | 17 km |
| Jun 25, 2004 | 17 km W of Packwood, Washington | M3.9 | 127 km | -1 km |
| Oct 1, 2004 | 37 km NNE of Amboy, Washington | M3.9 | 75 km | -1 km |
| Jan 3, 2018 | 37 km SSE of Morton, Washington | M3.9 | 84 km | 10 km |
| Feb 8, 1995 | 9 km ESE of Hubbard, Oregon | M3.8 | 51 km | 24 km |
| Jun 29, 2002 | 7 km NE of Government Camp, Oregon | M3.8 | 60 km | 5 km |
| Jun 14, 2007 | 12 km ESE of Maupin, Oregon | M3.8 | 122 km | 18 km |
| Aug 3, 2006 | 2 km WNW of Cherry Grove, Washington | M3.8 | 34 km | 14 km |
| Jun 8, 1993 | 5 km ESE of Scotts Mills, Oregon | M3.7 | 59 km | 19 km |
| Jul 13, 1995 | 13 km ENE of Ashford, Washington | M3.7 | 148 km | 7 km |
| Aug 23, 2013 | 24 km SSE of Mossyrock, Washington | M3.7 | 87 km | 14 km |
| Oct 1, 2004 | 36 km NNE of Amboy, Washington | M3.7 | 74 km | -2 km |
Source: USGS Earthquake Catalog (M2.5+, 1990–2025). Sorted by magnitude.
Tornado History
57 tornadoes (EF0+) recorded within 100 km since 1950. Strongest on record: EF3. Total: 6 fatalities, 304 injuries.
| Date | Rating | Distance | Path | Fatalities |
| Apr 5, 1972 | EF3 | 20 km | 8.7 mi | 6 |
| Dec 14, 2010 | EF2 | 87 km | 5.0 mi | 0 |
| Dec 8, 1993 | EF2 | 52 km | 6.0 mi | 0 |
| Dec 10, 2015 | EF1 | 28 km | 0.8 mi | 0 |
| Oct 23, 2014 | EF1 | 78 km | 1.3 mi | 0 |
| Jun 13, 2013 | EF1 | 72 km | 0.3 mi | 0 |
| Jan 10, 2008 | EF1 | 28 km | 10.1 mi | 0 |
| Jun 21, 2003 | EF1 | 98 km | 0.3 mi | 0 |
| Oct 9, 2000 | EF1 | 28 km | 0.1 mi | 0 |
| Oct 9, 2000 | EF1 | 47 km | 0.1 mi | 0 |
| Nov 12, 1991 | EF1 | 2 km | 0.2 mi | 0 |
| Nov 12, 1991 | EF1 | 35 km | 0.2 mi | 0 |
| Jun 29, 1989 | EF1 | 44 km | 1.6 mi | 0 |
| Mar 28, 1985 | EF1 | 81 km | 0.2 mi | 0 |
| Oct 13, 1984 | EF1 | 51 km | 3.0 mi | 0 |
| Aug 16, 1978 | EF1 | 46 km | 0.2 mi | 0 |
| Mar 8, 1960 | EF1 | 94 km | 1.0 mi | 0 |
| Apr 12, 1957 | EF1 | 20 km | 2.5 mi | 0 |
| Oct 28, 2024 | EF0 | 80 km | 0.2 mi | 0 |
| Oct 11, 2023 | EF0 | 44 km | 0.5 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 | 75 km |
Source: NOAA/NCEI Historical Tsunami Database.
Nearby Volcanoes
11 volcanoes within 200 km. Closest: West Crater (45 km).
| Name | Type | Elevation | Last Eruption | Distance |
| West Crater | Volcanic field | 1,329 m (4,360 ft) | -5750 | 45 km |
| Hood | Stratovolcano | 3,426 m (11,240 ft) | 1866 | 57 km |
| Indian Heaven | Shield(s) | 1,806 m (5,925 ft) | -6250 | 62 km |
| St. Helens | Stratovolcano | 2,549 m (8,363 ft) | 2008 | 75 km |
| Adams | Stratovolcano | 3,742 m (12,277 ft) | 950 | 102 km |
| Jefferson | Stratovolcano | 3,199 m (10,495 ft) | 950 | 107 km |
| Sand Mountain Field | Pyroclastic cone(s) | 1,664 m (5,459 ft) | -950 | 134 km |
| Belknap | Shield(s) | 2,095 m (6,873 ft) | 480 | 146 km |
| Rainier | Stratovolcano | 4,392 m (14,409 ft) | 1450 | 154 km |
| Three Sisters | Complex | 3,159 m (10,364 ft) | 440 | 164 km |
| Bachelor | Stratovolcano | 2,763 m (9,065 ft) | -5800 | 182 km |
Source: Smithsonian Institution Global Volcanism Program (GVP).
Wildfire History
20 wildfires (100+ acres) recorded within 100 km. Largest: LIONSHEAD (197,732 acres, 2020).
| Year | Name | Acres Burned | Distance |
| 2020 | LIONSHEAD | 197,732 | 95 km |
| 2020 | BEACHIE CREEK | 194,619 | 76 km |
| 2020 | RIVERSIDE | 138,190 | 48 km |
| 2017 | EAGLE CREEK | 48,816 | 36 km |
| 2021 | BULL COMPLEX | 26,233 | 80 km |
| 2020 | BIG HOLLOW | 24,243 | 51 km |
| 2012 | CASCADE CREEK | 20,655 | 94 km |
| 2018 | SOUTH VALLEY ROAD | 20,471 | 98 km |
| 2020 | WHITE RIVER | 17,678 | 87 km |
| 2002 | SHELDON RIDGE | 11,665 | 82 km |
| 2013 | GOVERNMENT FLATS COMPLEX | 10,993 | 79 km |
| 2022 | MILLER ROAD | 10,957 | 99 km |
| 2008 | COLD SPRINGS | 8,966 | 98 km |
| 2004 | LOG SPRINGS | 8,173 | 99 km |
| 2021 | S-503 FIRE | 7,047 | 92 km |
| 1999 | HE HE | 6,154 | 99 km |
| 2011 | DOLLAR LAKE | 6,069 | 55 km |
| 2014 | 36 PIT | 5,838 | 41 km |
| 2014 | LOGGING UNIT FIRES | 5,720 | 91 km |
| 2008 | GNARL RIDGE | 3,502 | 62 km |
Source: NIFC/IRWIN Wildfire Records (100+ acres).
Monthly Weather
| Month | Avg Temperature | Precipitation | Summary |
|---|---|---|---|
| January | 40°F (4°C) | 8.3 in | Coldest |
| February | 43°F (6°C) | 6.6 in | |
| March | 47°F (8°C) | 5.9 in | |
| April | 51°F (10°C) | 4.5 in | |
| May | 56°F (14°C) | 3.5 in | |
| June | 62°F (17°C) | 2.4 in | |
| July | 68°F (20°C) | 1.0 in | Warmest, Driest |
| August | 67°F (20°C) | 1.3 in | |
| September | 62°F (17°C) | 2.6 in | |
| October | 54°F (12°C) | 4.5 in | |
| November | 45°F (7°C) | 8.5 in | |
| December | 40°F (5°C) | 8.9 in | Wettest |
Troutdale has a seasonal temperature swing of 28°F / from 40°F in January to 68°F in July. Total annual precipitation is 58.1 inches, with December being the wettest month (8.9") and July the driest (1.0").