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Weather & Climate in Comox, BC
Temperature, precipitation, air quality, natural hazards, and monthly weather data.
Comox experiences four distinct seasons with an average annual temperature of 50°F (10°C). Winters average 37°F in January while summers reach 64°F in July. The area gets 245 sunny days per year, above the national average. Annual precipitation totals 50.4 inches (wetter than the 38-inch national average). The city sits at an elevation of 187 feet.
Temperature
37°F Jan (3°C)
64°F Jul (18°C)
| Annual Average | 49.5°F |
| 8% below US avg | |
| January Average | 37°F (3°C) |
| July Average | 64°F (18°C) |
| Sunny Days | 245 days/yr |
Geography
| Elevation | 187 ft (57 m) |
| Area | 0.2 sq mi (0.6 km²) |
| Population Density | 1,295/sq mi |
| Coordinates | 49.6829°N, 124.9361°W |
| Timezone | America/Vancouver |
Precipitation & Snow
Air Quality
Earthquake History
94 earthquakes (M2.5+) recorded within 150 km since 1990. Strongest on record: M6.4.
| Sep 9, 2011 | 66 km SW of Vernon, Canada | M6.4 | 142 km | 22 km |
| Jul 19, 2004 | 62 km SW of Vernon, Canada | M6.4 | 146 km | 24 km |
| Jul 15, 2004 | 51 km SW of Vernon, Canada | M5.9 | 138 km | 19 km |
| Jan 3, 1994 | 44 km SW of Vernon, Canada | M5.7 | 132 km | 19 km |
| Mar 18, 1996 | 39 km WSW of Vernon, Canada | M4.8 | 141 km | 10 km |
| Feb 21, 2025 | 28 km W of Squamish, Canada | M4.8 | 100 km | 10 km |
| Jan 8, 2015 | 19 km E of Tofino, Canada | M4.8 | 77 km | 25 km |
| May 2, 2001 | 50 km W of Tofino, Canada | M4.7 | 133 km | 10 km |
| Aug 1, 2000 | 40 km NNW of Tofino, Canada | M4.6 | 89 km | 41 km |
| Feb 23, 1991 | 67 km SSW of Vernon, Canada | M4.6 | 136 km | 34 km |
| Jan 24, 2020 | 46 km WNW of Neah Bay, Washington | M4.5 | 127 km | 10 km |
| Jun 24, 1997 | 19 km SSW of Gibsons, Canada | M4.4 | 107 km | 3 km |
| Jan 23, 2001 | 9 km NNW of Ucluelet, Canada | M4.3 | 87 km | 10 km |
| Feb 22, 1996 | 31 km NNE of South Pender Harbour, Canada | M4.1 | 78 km | 2 km |
| Dec 25, 1999 | 40 km SW of Ucluelet, Canada | M4.0 | 133 km | 30 km |
| May 8, 1999 | 17 km NW of Tofino, Canada | M4.0 | 95 km | 33 km |
| Apr 7, 2001 | 36 km NNW of Neah Bay, Washington | M3.9 | 111 km | 32 km |
| May 16, 2001 | 35 km NE of Tofino, Canada | M3.9 | 56 km | 10 km |
| Jun 19, 2017 | 21 km SSW of Vernon, Canada | M3.9 | 114 km | 10 km |
| Nov 20, 1994 | 26 km N of Ucluelet, Canada | M3.9 | 71 km | 38 km |
Source: USGS Earthquake Catalog (M2.5+, 1990–2025). Sorted by magnitude.
Tsunami History
3 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 | 21 km |
| 1958 | RIPPLE ROCK, BC | Earthquake + Landslide | 0.5 m | — | 51 km |
| 2020 | ELLIOT CREEK, BC | Meteorological | — | — | 145 km |
Source: NOAA/NCEI Historical Tsunami Database.
Nearby Volcanoes
5 volcanoes within 200 km. Closest: Cayley Volcanic Field (128 km).
| Name | Type | Elevation | Last Eruption | Distance |
| Cayley Volcanic Field | Volcanic field | 2,375 m (7,792 ft) | Unknown | 128 km |
| Garibaldi | Stratovolcano | 2,678 m (8,786 ft) | -8060 | 140 km |
| Garibaldi Lake | Volcanic field | 2,316 m (7,598 ft) | Unknown | 142 km |
| Meager | Complex | 2,680 m (8,793 ft) | -410 | 147 km |
| Bridge River Cones | Volcanic field | 2,500 m (8,202 ft) | Unknown | 165 km |
Source: Smithsonian Institution Global Volcanism Program (GVP).
Monthly Weather
| Month | Avg Temperature | Precipitation | Summary |
|---|---|---|---|
| January | 37°F (3°C) | 7.2 in | Coldest |
| February | 39°F (4°C) | 5.4 in | |
| March | 43°F (6°C) | 4.8 in | |
| April | 48°F (9°C) | 2.9 in | |
| May | 54°F (12°C) | 2.0 in | |
| June | 59°F (15°C) | 1.8 in | |
| July | 64°F (18°C) | 1.3 in | Driest |
| August | 64°F (18°C) | 1.5 in | Warmest |
| September | 58°F (14°C) | 1.9 in | |
| October | 50°F (10°C) | 5.1 in | |
| November | 42°F (6°C) | 8.5 in | Wettest |
| December | 38°F (3°C) | 8.0 in |
Comox has a seasonal temperature swing of 27°F / from 37°F in January to 64°F in August. Total annual precipitation is 50.4 inches, with November being the wettest month (8.5") and July the driest (1.3").