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Weather & Climate in La Conner, WA
Temperature, precipitation, air quality, natural hazards, and monthly weather data.
La Conner experiences four distinct seasons with an average annual temperature of 52°F (11°C). Winters average 41°F in January while summers reach 63°F in July. The area gets 200 sunny days per year. 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 6 feet.
Temperature
41°F Jan (5°C)
63°F Jul (17°C)
| Annual Average | 51.5°F |
| 5% below US avg | |
| January Average | 41°F (5°C) |
| July Average | 63°F (17°C) |
| Sunny Days | 200 days/yr |
Geography
| Elevation | 6 ft (2 m) |
| Area | 0.2 sq mi (0.5 km²) |
| Population Density | 2,465/sq mi |
| Coordinates | 48.3926°N, 122.4945°W |
| Timezone | America/Los_Angeles |
| County | Island County County |
| Nearest Airport | Skagit Regional (MVW) 6 miles away |
Precipitation & Snow
Air Quality
| AQI Median | 28.0 |
| Rating | Good |
Natural Hazard Risk
| Overall Risk | Relatively Low |
| Risk Score | 78.0 / 100 |
| Social Vulnerability | 36.8 / 100 |
| Community Resilience | 80.4 / 100 |
Hazard Breakdown
| Tornado | Very Low |
| Earthquake | Relatively Moderate |
| Wildfire | Very Low |
| Flood | Relatively Low |
| Hail | Very Low |
| Strong Wind | Very Low |
| Heat Wave | Very Low |
| Winter Weather | Relatively Low |
| Lightning | Relatively Low |
| Ice Storm | Relatively Moderate |
| Drought | No Rating |
| Cold Wave | Relatively Low |
| Landslide | Relatively High |
| Coastal Flood | Relatively Moderate |
| Tsunami | Very Low |
| Volcano | Relatively Low |
| Avalanche | Very Low |
Source: FEMA National Risk Index v1.20 (Dec 2025)
Earthquake History
641 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 | 139 km | 52 km |
| May 3, 1996 | 8 km NNE of Lake Marcel-Stillwater, Washington | M5.4 | 84 km | 4 km |
| Jan 29, 1995 | 3 km WSW of Des Moines, Washington | M5.0 | 112 km | 15 km |
| Apr 14, 1990 | 4 km ENE of Deming, Washington | M5.0 | 56 km | 12 km |
| Jun 23, 1997 | 2 km NE of Enetai, Washington | M4.9 | 89 km | 13 km |
| Apr 25, 2003 | 26 km W of Brinnon, Washington | M4.8 | 98 km | 51 km |
| Jan 30, 2009 | 6 km ESE of Lofall, Washington | M4.7 | 68 km | 62 km |
| Jul 12, 2019 | 2 km S of Roosevelt, Washington | M4.6 | 68 km | 29 km |
| Mar 3, 2025 | 2025 Orcas Island, Washington | M4.5 | 33 km | 16 km |
| Jun 24, 1997 | 19 km SSW of Gibsons, Canada | M4.4 | 125 km | 3 km |
| Jun 18, 1994 | 11 km SE of Skykomish, Washington | M4.3 | 125 km | -1 km |
| Jul 22, 2001 | 4 km WSW of DuPont, Washington | M4.3 | 146 km | 52 km |
| Feb 19, 1991 | 31 km E of Squamish, Canada | M4.3 | 146 km | 5 km |
| Apr 2, 1990 | 2 km ENE of Deming, Washington | M4.3 | 54 km | 0 km |
| Jun 27, 2013 | 25 km N of Leavenworth, Washington | M4.3 | 148 km | 8 km |
| Sep 21, 2002 | 9 km SW of Friday Harbor, Washington | M4.1 | 48 km | 23 km |
| Feb 23, 2017 | 11 km NE of Hoodsport, Washington | M4.1 | 109 km | 15 km |
| Apr 3, 1990 | 3 km ENE of Deming, Washington | M4.0 | 55 km | 1 km |
| Jun 15, 1994 | 1 km WNW of Hoodsport, Washington | M4.0 | 120 km | 44 km |
| Apr 14, 1990 | 2 km ESE of Deming, Washington | M4.0 | 53 km | 3 km |
Source: USGS Earthquake Catalog (M2.5+, 1990–2025). Sorted by magnitude.
Tornado History
12 tornadoes (EF0+) recorded within 100 km since 1950. Strongest on record: EF3. Total: 1 injury.
| Date | Rating | Distance | Path | Fatalities |
| Dec 12, 1969 | EF3 | 100 km | 3.8 mi | 0 |
| Dec 18, 2018 | EF2 | 99 km | 1.4 mi | 0 |
| May 13, 1986 | EF2 | 38 km | 0.3 mi | 0 |
| Nov 24, 1970 | EF2 | 39 km | 0.3 mi | 0 |
| May 18, 2005 | EF1 | 28 km | 0.2 mi | 0 |
| Oct 26, 1971 | EF1 | 63 km | 3.0 mi | 0 |
| Jun 16, 2006 | EF0 | 81 km | 0.5 mi | 0 |
| Jun 5, 2004 | EF0 | 26 km | 0.1 mi | 0 |
| Apr 27, 2004 | EF0 | 71 km | 2.7 mi | 0 |
| Jun 11, 2001 | EF0 | 88 km | — | 0 |
| Aug 24, 1997 | EF0 | 60 km | 0.5 mi | 0 |
| Apr 9, 1991 | EF0 | 87 km | 0.8 mi | 0 |
Source: NOAA Storm Prediction Center (EF0+, 1950–2024, US only).
Tsunami History
6 tsunamis recorded within 500 km. Highest wave on record: 38.0 m (125 ft).
| Year | Location | Cause | Max Wave | Deaths | Distance |
| 2007 | CHEHALIS LAKE, CHILLIWACK | Meteorological | 38.0 m | — | 125 km |
| 1894 | PUYALLUP RIVER DELTA, TACOMA, WA | Meteorological | 3.0 m | 2 | 123 km |
| 1891 | WASHINGTON | Eruption + Earthquake | 2.4 m | — | 86 km |
| 1949 | PUGET SOUND, WA | Meteorological | 2.4 m | — | 122 km |
| 1949 | PUGET SOUND, WA | Eruption + Earthquake | — | 8 | 137 km |
| 1820 | CAMANO ISLAND, WA | Meteorological | — | — | 38 km |
Source: NOAA/NCEI Historical Tsunami Database.
Nearby Volcanoes
5 volcanoes within 200 km. Closest: Baker (66 km).
| Name | Type | Elevation | Last Eruption | Distance |
| Baker | Stratovolcano(es) | 3,285 m (10,778 ft) | 1880 | 66 km |
| Glacier Peak | Stratovolcano | 3,213 m (10,541 ft) | 1700 | 107 km |
| Garibaldi | Stratovolcano | 2,678 m (8,786 ft) | -8060 | 166 km |
| Garibaldi Lake | Volcanic field | 2,316 m (7,598 ft) | Unknown | 175 km |
| Rainier | Stratovolcano | 4,392 m (14,409 ft) | 1450 | 180 km |
Source: Smithsonian Institution Global Volcanism Program (GVP).
Wildfire History
11 wildfires (100+ acres) recorded within 100 km. Largest: GOODELL (6,624 acres, 2015).
| Year | Name | Acres Burned | Distance |
| 2015 | GOODELL | 6,624 | 99 km |
| 2022 | SUIATTLE RIVER | 4,400 | 84 km |
| 2023 | DELABARRE | 4,176 | 99 km |
| 2022 | BRUSH CREEK 2 | 3,186 | 99 km |
| 2022 | SILESIA | 2,737 | 95 km |
| 2016 | HAYES TWO | 2,679 | 93 km |
| 2022 | BOULDER LAKE | 2,347 | 83 km |
| 2020 | DOWNEY CREEK | 2,324 | 97 km |
| 2022 | LITTLE CHILL | 2,242 | 100 km |
| 2011 | BIG HUMP | 1,400 | 90 km |
| 1998 | UNNAMED | 1,174 | 79 km |
Source: NIFC/IRWIN Wildfire Records (100+ acres).
Monthly Weather
| Month | Avg Temperature | Precipitation | Summary |
|---|---|---|---|
| January | 41°F (5°C) | 4.1 in | |
| February | 42°F (6°C) | 3.0 in | |
| March | 46°F (8°C) | 3.0 in | |
| April | 49°F (10°C) | 2.6 in | |
| May | 55°F (13°C) | 2.2 in | |
| June | 59°F (15°C) | 2.0 in | |
| July | 63°F (17°C) | 1.3 in | Driest |
| August | 64°F (18°C) | 1.3 in | Warmest |
| September | 59°F (15°C) | 2.0 in | |
| October | 51°F (11°C) | 3.0 in | |
| November | 44°F (7°C) | 4.7 in | Wettest |
| December | 40°F (4°C) | 4.4 in | Coldest |
La Conner has a seasonal temperature swing of 24°F / from 40°F in December to 64°F in August. Total annual precipitation is 33.5 inches, with November being the wettest month (4.7") and July the driest (1.3").