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Lake Cowichan, BC

Full City Profile · British Columbia

2.4 /5.0
C Fair
3,325 Population 1,045/sq mi density
$68,000 Median Income $42,880 per capita
$472,000 Home Value
$980 Median Rent 16.8% income on rent
46°F Avg Temperature 185 sunny days/yr
C
Overall
2.4 / 5.0
Fair overall score based on economy, affordability, safety and education
B
Economy
3.0 / 5.0
$68,000 median income, 9.0% unemployment
C+
Affordability
2.7 / 5.0
$472,000 home value, $980/mo rent
C+
Safety
2.5 / 5.0
D
Education
1.5 / 5.0
6.8% bachelor's degree or higher
Lake Cowichan experiences four distinct seasons with an average annual temperature of 46°F (8°C). Winters average 35°F in January while summers reach 59°F in July. The area gets 185 sunny days per year. Annual precipitation totals 87.1 inches. The area receives 27.4 inches of snow annually.

Temperature

35°F Jan (1°C) 59°F Jul (15°C)
Annual Average45.8°F
15% below US avg
January Average35°F (1°C)
July Average59°F (15°C)
Sunny Days185 days/yr

Geography

Elevation548 ft (167 m)
Area3.2 sq mi (8.2 km²)
Population Density1,045/sq mi
Coordinates48.8250°N, 124.0546°W
TimezoneAmerica/Vancouver

Precipitation & Snow

Annual Rainfall 87.1"
129% above US avg
Snowfall 27.4"
Wettest Month (Nov) 14.29"
Driest Month (Jul) 1.57"

Air Quality

Earthquake History

351 earthquakes (M2.5+) within 150 km since 1990. Strongest: M5.0. Most recent: M2.9 on Aug 21, 2025.

Apr 14, 1990 4 km ENE of Deming, Washington M5.0 139 km
Jan 8, 2015 19 km E of Tofino, Canada M4.8 122 km
Apr 25, 2003 26 km W of Brinnon, Washington M4.8 142 km
Feb 21, 2025 28 km W of Squamish, Canada M4.8 103 km
Jan 24, 2020 46 km WNW of Neah Bay, Washington M4.5 88 km
Mar 3, 2025 2025 Orcas Island, Washington M4.5 95 km
Jun 24, 1997 19 km SSW of Gibsons, Canada M4.4 56 km
Apr 2, 1990 2 km ENE of Deming, Washington M4.3 137 km
Jan 23, 2001 9 km NNW of Ucluelet, Canada M4.3 113 km
Feb 19, 1991 31 km E of Squamish, Canada M4.3 137 km
Feb 22, 1996 31 km NNE of South Pender Harbour, Canada M4.1 120 km
Sep 21, 2002 9 km SW of Friday Harbor, Washington M4.1 78 km
Apr 3, 1990 3 km ENE of Deming, Washington M4.0 138 km
Apr 14, 1990 2 km ESE of Deming, Washington M4.0 137 km
Dec 25, 1999 40 km SW of Ucluelet, Canada M4.0 135 km
Sep 26, 2024 12 km E of Saanichton, Canada M4.0 65 km
Dec 27, 2012 12 km E of North Saanich, Canada M4.0 62 km
Jul 1, 2009 4 km SE of Coupeville, Washington M4.0 126 km
May 16, 2001 35 km NE of Tofino, Canada M3.9 124 km
Nov 20, 1994 26 km N of Ucluelet, Canada M3.9 115 km
Source: USGS (M2.5+, 1990–2025)

Tsunami History

2 tsunamis recorded within 500 km. Highest wave on record: 9.0 m (30 ft).

Year Location Cause Max Wave Deaths Distance
1946 BRITISH COLUMBIA Eruption + Earthquake 9.0 m 1 132 km
1891 WASHINGTON Eruption + Earthquake 2.4 m 100 km
Source: NOAA/NCEI Historical Tsunami Database. Sorted by wave height.

Nearby Volcanoes

4 volcanoes within 200 km. Closest: Garibaldi (137 km).

Name Type Elevation Last Eruption Distance
Garibaldi Stratovolcano 2,678 m (8,786 ft) -8060 137 km
Garibaldi Lake Volcanic field 2,316 m (7,598 ft) Unknown 145 km
Cayley Volcanic Field Volcanic field 2,375 m (7,792 ft) Unknown 155 km
Baker Stratovolcano(es) 3,285 m (10,778 ft) 1880 164 km
Source: Smithsonian Institution Global Volcanism Program (GVP). Sorted by distance.

Monthly Weather

Month Avg Temperature Precipitation Summary
January 35°F (1°C) 13.8 in Coldest
February 37°F (3°C) 9.9 in
March 39°F (4°C) 8.7 in
April 43°F (6°C) 5.8 in
May 49°F (9°C) 3.5 in
June 54°F (12°C) 2.6 in
July 59°F (15°C) 1.6 in Driest
August 60°F (15°C) 2.2 in Warmest
September 55°F (13°C) 2.5 in
October 47°F (8°C) 8.6 in
November 39°F (4°C) 14.3 in Wettest
December 35°F (1°C) 13.6 in

Lake Cowichan has a seasonal temperature swing of 25°F / from 35°F in January to 60°F in August. Total annual precipitation is 87.1 inches, with November being the wettest month (14.3") and July the driest (1.6").

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