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Weather & Climate in Covington, WA
Temperature, precipitation, air quality, natural hazards, and monthly weather data.
Covington experiences four distinct seasons with an average annual temperature of 54°F (12°C). Winters average 42°F in January while summers reach 68°F in July. The area gets 240 sunny days per year, above the national average. Annual precipitation totals 40.1 inches. 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 381 feet.
Temperature
42°F Jan (6°C)
68°F Jul (20°C)
| Annual Average | 53.8°F |
| 0% below US avg | |
| January Average | 42°F (6°C) |
| July Average | 68°F (20°C) |
| Sunny Days | 240 days/yr |
Geography
| Elevation | 381 ft (116 m) |
| Area | 5.9 sq mi (15.4 km²) |
| Population Density | 3,534/sq mi |
| Coordinates | 47.3648°N, 122.1046°W |
| Timezone | America/Los_Angeles |
| County | Pierce County County |
| Nearest Airport | Seattle-Tacoma International (SEA) 11 miles away |
Precipitation & Snow
Air Quality
| AQI Median | 28.0 |
| Rating | Good |
Natural Hazard Risk
| Overall Risk | Relatively High |
| Risk Score | 98.5 / 100 |
| Social Vulnerability | 14.4 / 100 |
| Community Resilience | 60.1 / 100 |
Hazard Breakdown
| Tornado | Relatively Low |
| Earthquake | Relatively High |
| Wildfire | Relatively Low |
| Flood | Relatively High |
| Hail | Very Low |
| Strong Wind | Relatively Low |
| Heat Wave | Relatively High |
| Winter Weather | Relatively Moderate |
| Lightning | Relatively High |
| Ice Storm | Relatively High |
| Drought | Very Low |
| Cold Wave | Relatively High |
| Landslide | Relatively Moderate |
| Coastal Flood | Relatively Moderate |
| Tsunami | Relatively Low |
| Volcano | Relatively High |
| Avalanche | Very High |
Source: FEMA National Risk Index v1.20 (Dec 2025)
Earthquake History
1,476 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 | 53 km | 52 km |
| Jul 3, 1999 | 8 km N of Satsop, Washington | M5.8 | 108 km | 40 km |
| May 3, 1996 | 8 km NNE of Lake Marcel-Stillwater, Washington | M5.4 | 47 km | 4 km |
| Jan 29, 1995 | 3 km WSW of Des Moines, Washington | M5.0 | 20 km | 15 km |
| Jun 10, 2001 | 18 km N of Satsop, Washington | M5.0 | 108 km | 40 km |
| Jun 23, 1997 | 2 km NE of Enetai, Washington | M4.9 | 44 km | 13 km |
| Apr 25, 2003 | 26 km W of Brinnon, Washington | M4.8 | 93 km | 51 km |
| Jan 30, 2009 | 6 km ESE of Lofall, Washington | M4.7 | 59 km | 62 km |
| Jul 12, 2019 | 2 km S of Roosevelt, Washington | M4.6 | 57 km | 29 km |
| Mar 3, 2025 | 2025 Orcas Island, Washington | M4.5 | 148 km | 16 km |
| Feb 14, 2011 | 31 km S of Morton, Washington | M4.3 | 121 km | 4 km |
| Jun 18, 1994 | 11 km SE of Skykomish, Washington | M4.3 | 69 km | -1 km |
| Jul 22, 2001 | 4 km WSW of DuPont, Washington | M4.3 | 54 km | 52 km |
| Jun 27, 2013 | 25 km N of Leavenworth, Washington | M4.3 | 118 km | 8 km |
| Feb 18, 2015 | 15 km ENE of Cle Elum, Washington | M4.2 | 103 km | 4 km |
| Sep 21, 2002 | 9 km SW of Friday Harbor, Washington | M4.1 | 146 km | 23 km |
| May 20, 1995 | 15 km NNE of Ashford, Washington | M4.1 | 55 km | 12 km |
| Feb 23, 2017 | 11 km NE of Hoodsport, Washington | M4.1 | 71 km | 15 km |
| Aug 16, 2004 | 16 km ENE of Packwood, Washington | M4.0 | 91 km | -1 km |
| Jun 15, 1994 | 1 km WNW of Hoodsport, Washington | M4.0 | 80 km | 44 km |
Source: USGS Earthquake Catalog (M2.5+, 1990–2025). Sorted by magnitude.
Tornado History
29 tornadoes (EF0+) recorded within 100 km since 1950. Strongest on record: EF3. Total: 1 injury.
| Date | Rating | Distance | Path | Fatalities |
| Dec 12, 1969 | EF3 | 27 km | 3.8 mi | 0 |
| Dec 18, 2018 | EF2 | 43 km | 1.4 mi | 0 |
| May 13, 1986 | EF2 | 95 km | 0.3 mi | 0 |
| Nov 24, 1970 | EF2 | 82 km | 0.3 mi | 0 |
| Nov 10, 1965 | EF2 | 95 km | 1.5 mi | 0 |
| Oct 18, 2019 | EF1 | 64 km | 0.7 mi | 0 |
| Jan 18, 2015 | EF1 | 37 km | 4.1 mi | 0 |
| Sep 30, 2013 | EF1 | 37 km | 1.0 mi | 0 |
| Sep 6, 2009 | EF1 | 20 km | 9.6 mi | 0 |
| May 18, 2005 | EF1 | 94 km | 0.2 mi | 0 |
| May 27, 2004 | EF1 | 86 km | 0.2 mi | 0 |
| Jun 27, 2001 | EF1 | 21 km | 2.3 mi | 0 |
| May 31, 1997 | EF1 | 30 km | 0.5 mi | 0 |
| Jun 12, 1978 | EF1 | 33 km | 1.5 mi | 0 |
| Dec 22, 1971 | EF1 | 17 km | 0.5 mi | 0 |
| Oct 26, 1971 | EF1 | 69 km | 3.0 mi | 0 |
| Sep 28, 1962 | EF1 | 21 km | 0.1 mi | 0 |
| Apr 27, 2014 | EF0 | 57 km | 0.2 mi | 0 |
| Jun 16, 2006 | EF0 | 63 km | 0.5 mi | 0 |
| Jan 28, 2006 | EF0 | 64 km | 0.5 mi | 0 |
Source: NOAA Storm Prediction Center (EF0+, 1950–2024, US only).
Tsunami History
6 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 | 130 km |
| 1894 | PUYALLUP RIVER DELTA, TACOMA, WA | Meteorological | 3.0 m | 2 | 27 km |
| 1891 | WASHINGTON | Eruption + Earthquake | 2.4 m | — | 126 km |
| 1949 | PUGET SOUND, WA | Meteorological | 2.4 m | — | 33 km |
| 1949 | PUGET SOUND, WA | Eruption + Earthquake | — | 8 | 45 km |
| 1820 | CAMANO ISLAND, WA | Meteorological | — | — | 80 km |
Source: NOAA/NCEI Historical Tsunami Database.
Nearby Volcanoes
7 volcanoes within 200 km. Closest: Rainier (63 km).
| Name | Type | Elevation | Last Eruption | Distance |
| Rainier | Stratovolcano | 4,392 m (14,409 ft) | 1450 | 63 km |
| Glacier Peak | Stratovolcano | 3,213 m (10,541 ft) | 1700 | 111 km |
| St. Helens | Stratovolcano | 2,549 m (8,363 ft) | 2008 | 130 km |
| Adams | Stratovolcano | 3,742 m (12,277 ft) | 950 | 137 km |
| Baker | Stratovolcano(es) | 3,285 m (10,778 ft) | 1880 | 159 km |
| Indian Heaven | Shield(s) | 1,806 m (5,925 ft) | -6250 | 161 km |
| West Crater | Volcanic field | 1,329 m (4,360 ft) | -5750 | 165 km |
Source: Smithsonian Institution Global Volcanism Program (GVP).
Wildfire History
20 wildfires (100+ acres) recorded within 100 km. Largest: SCHNEIDER SPRINGS (114,743 acres, 2021).
| Year | Name | Acres Burned | Distance |
| 2021 | SCHNEIDER SPRINGS | 114,743 | 96 km |
| 2017 | NORSE PEAK | 51,017 | 67 km |
| 2017 | JOLLY MOUNTAIN | 38,159 | 85 km |
| 2022 | BOLT CREEK | 15,211 | 68 km |
| 2022 | GOAT ROCKS | 6,658 | 91 km |
| 2017 | JACK CREEK | 5,184 | 91 km |
| 2017 | AMERICAN | 3,794 | 77 km |
| 2018 | MAPLE | 3,547 | 82 km |
| 2019 | LEFT HAND | 3,235 | 99 km |
| 2012 | MT. CASHMERE | 2,298 | 98 km |
| 2022 | LOCH KATRINE | 2,163 | 47 km |
| 1988 | FALLS CREEK | 2,152 | 65 km |
| 2013 | MANASTASH RIDGE | 1,534 | 91 km |
| 2003 | CRYSTAL CREEK | 1,464 | 98 km |
| 2011 | BIG HUMP | 1,400 | 84 km |
| 1985 | BEAVER | 1,107 | 96 km |
| 2003 | SQUARE LAKE FIRE | 1,106 | 83 km |
| 2006 | POLLALIE | 1,070 | 75 km |
| 2017 | SAWMILL CREEK | 1,056 | 55 km |
| 2006 | BEAR GULCH II | 1,037 | 91 km |
Source: NIFC/IRWIN Wildfire Records (100+ acres).
Monthly Weather
| Month | Avg Temperature | Precipitation | Summary |
|---|---|---|---|
| January | 42°F (6°C) | 6.5 in | |
| February | 41°F (5°C) | 5.1 in | |
| March | 44°F (7°C) | 5.0 in | |
| April | 48°F (9°C) | 4.0 in | |
| May | 54°F (12°C) | 2.9 in | |
| June | 59°F (15°C) | 2.4 in | |
| July | 68°F (20°C) | 1.3 in | Warmest, Driest |
| August | 64°F (18°C) | 1.5 in | |
| September | 59°F (15°C) | 2.3 in | |
| October | 51°F (11°C) | 4.1 in | |
| November | 43°F (6°C) | 7.2 in | Wettest |
| December | 38°F (3°C) | 7.0 in | Coldest |
Covington has a seasonal temperature swing of 30°F / from 38°F in December to 68°F in July. Total annual precipitation is 49.3 inches, with November being the wettest month (7.2") and July the driest (1.3").