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Nanaimo, BC

Full City Profile · British Columbia

2.5 /5.0
C+ Fair
99,863 Population 2,860/sq mi density
$75,500 Median Income $46,600 per capita
$600,000 Home Value
$1,250 Median Rent 24.4% income on rent
51°F Avg Temperature 246 sunny days/yr
C+
Overall
2.5 / 5.0
Fair overall score based on economy, affordability, safety and education
B
Economy
3.3 / 5.0
$75,500 median income, 8.4% unemployment
C
Affordability
2.2 / 5.0
$600,000 home value, $1,250/mo rent
C+
Safety
2.5 / 5.0
C
Education
2.2 / 5.0
14.7% bachelor's degree or higher
Nanaimo experiences four distinct seasons with an average annual temperature of 51°F (11°C). Winters average 40°F in January while summers reach 67°F in July. The area gets 246 sunny days per year. Annual precipitation totals 49.9 inches. The area receives 23.5 inches of snow annually.

Temperature

40°F Jan (4°C) 67°F Jul (19°C)
Annual Average51.0°F
6% below US avg
January Average40°F (4°C)
July Average67°F (19°C)
Sunny Days246 days/yr

Geography

Elevation72 ft (22 m)
Area34.9 sq mi (90.4 km²)
Population Density2,860/sq mi
Coordinates49.1664°N, 123.9400°W
TimezoneAmerica/Vancouver

Precipitation & Snow

Annual Rainfall 49.9"
31% above US avg
Snowfall 23.5"
Wettest Month (Dec) 8.15"
Driest Month (Jul) 1.06"

Air Quality

Earthquake History

286 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 M5.0 135 km
Feb 21, 2025 28 km W of Squamish, Canada M4.8 65 km
Jan 8, 2015 19 km E of Tofino, Canada M4.8 124 km
Mar 3, 2025 2025 Orcas Island, Washington M4.5 103 km
Jan 24, 2020 46 km WNW of Neah Bay, Washington M4.5 114 km
Jun 24, 1997 19 km SSW of Gibsons, Canada M4.4 25 km
Jan 23, 2001 9 km NNW of Ucluelet, Canada M4.3 120 km
Feb 19, 1991 31 km E of Squamish, Canada M4.3 106 km
Apr 2, 1990 2 km ENE of Deming, Washington M4.3 133 km
Feb 22, 1996 31 km NNE of South Pender Harbour, Canada M4.1 81 km
Sep 21, 2002 9 km SW of Friday Harbor, Washington M4.1 96 km
Apr 14, 1990 2 km ESE of Deming, Washington M4.0 133 km
Apr 3, 1990 3 km ENE of Deming, Washington M4.0 134 km
Dec 27, 2012 12 km E of North Saanich, Canada M4.0 76 km
Sep 26, 2024 12 km E of Saanichton, Canada M4.0 83 km
Jul 1, 2009 4 km SE of Coupeville, Washington M4.0 144 km
Apr 7, 2001 36 km NNW of Neah Bay, Washington M3.9 79 km
Nov 20, 1994 26 km N of Ucluelet, Canada M3.9 116 km
May 16, 2001 35 km NE of Tofino, Canada M3.9 119 km
Sep 5, 2017 9 km NNE of Ucluelet, Canada M3.8 113 km
Source: USGS (M2.5+, 1990–2025)

Tsunami History

4 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 144 km
1946 BRITISH COLUMBIA Eruption + Earthquake 9.0 m 1 106 km
1891 WASHINGTON Eruption + Earthquake 2.4 m 134 km
1958 RIPPLE ROCK, BC Earthquake + Landslide 0.5 m 141 km
Source: NOAA/NCEI Historical Tsunami Database. Sorted by wave height.

Nearby Volcanoes

6 volcanoes within 200 km. Closest: Garibaldi (102 km).

Name Type Elevation Last Eruption Distance
Garibaldi Stratovolcano 2,678 m (8,786 ft) -8060 102 km
Garibaldi Lake Volcanic field 2,316 m (7,598 ft) Unknown 109 km
Cayley Volcanic Field Volcanic field 2,375 m (7,792 ft) Unknown 116 km
Baker Stratovolcano(es) 3,285 m (10,778 ft) 1880 161 km
Meager Complex 2,680 m (8,793 ft) -410 166 km
Bridge River Cones Volcanic field 2,500 m (8,202 ft) Unknown 186 km
Source: Smithsonian Institution Global Volcanism Program (GVP). Sorted by distance.

Monthly Weather

Month Avg Temperature Precipitation Summary
January 40°F (4°C) 8.0 in
February 39°F (4°C) 5.3 in
March 43°F (6°C) 4.9 in
April 47°F (8°C) 3.0 in
May 53°F (12°C) 2.2 in
June 58°F (14°C) 1.8 in
July 67°F (19°C) 1.1 in Warmest, Driest
August 63°F (17°C) 1.4 in
September 58°F (14°C) 1.6 in
October 50°F (10°C) 4.6 in
November 42°F (6°C) 8.0 in
December 37°F (3°C) 8.2 in Coldest, Wettest

Nanaimo has a seasonal temperature swing of 29°F / from 37°F in December to 67°F in July. Total annual precipitation is 49.9 inches, with December being the wettest month (8.2") and July the driest (1.1").

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