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Lake McMurray, WA
Full City Profile · Washington · Island County County
1.8
/5.0
D
Poor
533
Population
386/sq mi density
$291,700
Home Value
$579,528 Zillow
49°F
Avg Temperature
233 sunny days/yr
259
Violent Crime/100K
4,588 property/100K
D
Overall
1.8 / 5.0
Below average overall score based on economy, affordability, safety and education
F
Safety
1.0 / 5.0
259 violent crimes/100K
C+
Education
2.7 / 5.0
21.2% bachelor's degree or higher
Lake McMurray experiences four distinct seasons with an average annual temperature of 49°F (9°C). Winters average 38°F in January while summers reach 63°F in July. The area gets 233 sunny days per year. Annual precipitation totals 49.0 inches. The area receives 4.3 inches of snow annually. Air quality is rated Good with a median AQI of 28.
Temperature
38°F Jan (3°C)
63°F Jul (17°C)
| Annual Average | 49.1°F |
| 9% below US avg | |
| January Average | 38°F (3°C) |
| July Average | 63°F (17°C) |
| Sunny Days | 233 days/yr |
Geography
| Elevation | 235 ft (72 m) |
| Area | 0.4 sq mi (1.0 km²) |
| Population Density | 386/sq mi |
| Coordinates | 48.3193°N, 122.2333°W |
| Timezone | America/Los_Angeles |
| County | Island County County |
| Nearest Airport | Skagit Regional (MVW) 14 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)
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 | — | 129 km |
| 1894 | PUYALLUP RIVER DELTA, TACOMA, WA | Meteorological | 3.0 m | 2 | 116 km |
| 1891 | WASHINGTON | Eruption + Earthquake | 2.4 m | — | 100 km |
| 1949 | PUGET SOUND, WA | Meteorological | 2.4 m | — | 116 km |
| 1949 | PUGET SOUND, WA | Eruption + Earthquake | — | 8 | 131 km |
| 1820 | CAMANO ISLAND, WA | Meteorological | — | — | 30 km |
Source: NOAA/NCEI Historical Tsunami Database. Sorted by wave height.
Nearby Volcanoes
5 volcanoes within 200 km. Closest: Baker (60 km).
| Name | Type | Elevation | Last Eruption | Distance |
| Baker | Stratovolcano(es) | 3,285 m (10,778 ft) | 1880 | 60 km |
| Glacier Peak | Stratovolcano | 3,213 m (10,541 ft) | 1700 | 86 km |
| Rainier | Stratovolcano | 4,392 m (14,409 ft) | 1450 | 167 km |
| Garibaldi | Stratovolcano | 2,678 m (8,786 ft) | -8060 | 179 km |
| Garibaldi Lake | Volcanic field | 2,316 m (7,598 ft) | Unknown | 188 km |
Source: Smithsonian Institution Global Volcanism Program (GVP). Sorted by distance.
Monthly Weather
| Month | Avg Temperature | Precipitation | Summary |
|---|---|---|---|
| January | 38°F (3°C) | 5.2 in | Coldest |
| February | 42°F (5°C) | 3.8 in | |
| March | 45°F (7°C) | 4.0 in | |
| April | 48°F (9°C) | 3.4 in | |
| May | 54°F (12°C) | 2.7 in | |
| June | 58°F (15°C) | 2.4 in | |
| July | 63°F (17°C) | 1.5 in | Driest |
| August | 63°F (17°C) | 1.5 in | Warmest |
| September | 59°F (15°C) | 2.4 in | |
| October | 51°F (10°C) | 3.6 in | |
| November | 43°F (6°C) | 5.8 in | Wettest |
| December | 39°F (4°C) | 5.5 in |
Lake McMurray has a seasonal temperature swing of 25°F / from 38°F in January to 63°F in August. Total annual precipitation is 41.8 inches, with November being the wettest month (5.8") and July the driest (1.5").