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Weather & Climate in Tsa Xana 18, BC
Temperature, precipitation, air quality, natural hazards, and monthly weather data.
Tsa Xana 18 has a cool climate with an average annual temperature of 45°F (7°C). Winters average 34°F in January while summers reach 57°F in July. The area gets 161 sunny days per year, below the national average of 205. Annual precipitation totals 106.1 inches (wetter than the 38-inch national average). The area receives 29.7 inches of snow annually, a moderate snowfall amount. The city sits at an elevation of 486 feet.
Temperature
34°F Jan (1°C)
57°F Jul (14°C)
| Annual Average | 44.7°F |
| 17% below US avg | |
| January Average | 34°F (1°C) |
| July Average | 57°F (14°C) |
| Sunny Days | 161 days/yr |
Geography
| Elevation | 486 ft (148 m) |
| Area | 0.7 sq mi (1.8 km²) |
| Population Density | 290/sq mi |
| Coordinates | 49.8114°N, 126.0738°W |
| Timezone | America/Vancouver |
Precipitation & Snow
Air Quality
Earthquake History
108 earthquakes (M2.5+) recorded within 150 km since 1990. Strongest on record: M6.5.
| Apr 24, 2014 | 107 km WSW of Vernon, Canada | M6.5 | 121 km | 10 km |
| Jul 19, 2004 | 62 km SW of Vernon, Canada | M6.4 | 68 km | 24 km |
| Sep 9, 2011 | 66 km SW of Vernon, Canada | M6.4 | 67 km | 22 km |
| Jul 15, 2004 | 51 km SW of Vernon, Canada | M5.9 | 58 km | 19 km |
| Jan 3, 1994 | 44 km SW of Vernon, Canada | M5.7 | 51 km | 19 km |
| Aug 4, 2013 | 86 km WSW of Vernon, Canada | M5.5 | 99 km | 10 km |
| Feb 16, 1990 | 131 km W of Tofino, Canada | M5.4 | 141 km | 10 km |
| Apr 24, 2014 | 115 km WSW of Vernon, Canada | M4.8 | 128 km | 10 km |
| Feb 4, 2012 | 128 km WSW of Tofino, Canada | M4.8 | 149 km | 14 km |
| May 10, 2020 | 106 km WSW of Vernon, Canada | M4.8 | 116 km | 10 km |
| Mar 18, 1996 | 39 km WSW of Vernon, Canada | M4.8 | 58 km | 10 km |
| Jan 8, 2015 | 19 km E of Tofino, Canada | M4.8 | 78 km | 25 km |
| Feb 16, 2012 | 124 km W of Tofino, Canada | M4.7 | 138 km | 10 km |
| Apr 24, 2014 | 115 km WSW of Vernon, Canada | M4.7 | 127 km | 10 km |
| May 2, 2001 | 50 km W of Tofino, Canada | M4.7 | 81 km | 10 km |
| Dec 15, 2013 | 134 km SW of Vernon, Canada | M4.6 | 139 km | 5 km |
| Feb 23, 1991 | 67 km SSW of Vernon, Canada | M4.6 | 64 km | 34 km |
| Feb 6, 2006 | 105 km WSW of Vernon, Canada | M4.6 | 117 km | 10 km |
| Aug 1, 2000 | 40 km NNW of Tofino, Canada | M4.6 | 36 km | 41 km |
| Jul 20, 2004 | 89 km SW of Vernon, Canada | M4.5 | 93 km | 27 km |
Source: USGS Earthquake Catalog (M2.5+, 1990–2025). Sorted by magnitude.
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 | 83 km |
| 1958 | RIPPLE ROCK, BC | Earthquake + Landslide | 0.5 m | — | 63 km |
Source: NOAA/NCEI Historical Tsunami Database.
Nearby Volcanoes
1 volcano within 200 km. Closest: Silverthrone (181 km).
| Name | Type | Elevation | Last Eruption | Distance |
| Silverthrone | Caldera | 3,160 m (10,367 ft) | Unknown | 181 km |
Source: Smithsonian Institution Global Volcanism Program (GVP).
Monthly Weather
| Month | Avg Temperature | Precipitation | Summary |
|---|---|---|---|
| January | 34°F (1°C) | 15.2 in | |
| February | 36°F (2°C) | 10.8 in | |
| March | 38°F (3°C) | 9.8 in | |
| April | 41°F (5°C) | 7.2 in | |
| May | 47°F (8°C) | 4.7 in | |
| June | 52°F (11°C) | 3.9 in | |
| July | 57°F (14°C) | 2.4 in | Driest |
| August | 58°F (15°C) | 3.1 in | Warmest |
| September | 54°F (12°C) | 4.1 in | |
| October | 46°F (8°C) | 12.8 in | |
| November | 38°F (3°C) | 17.6 in | Wettest |
| December | 34°F (1°C) | 14.5 in | Coldest |
Tsa Xana 18 has a seasonal temperature swing of 24°F / from 34°F in December to 58°F in August. Total annual precipitation is 106.1 inches, with November being the wettest month (17.6") and July the driest (2.4").