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Weather & Climate in Westwold, BC
Temperature, precipitation, air quality, natural hazards, and monthly weather data.
Westwold has a cool climate with an average annual temperature of 40°F (5°C). Winters average 20°F in January while summers reach 60°F in July. The area gets 297 sunny days per year, well above the U.S. average of 205 / making it one of the sunnier locations in the country. Annual precipitation totals 21.4 inches (drier than the 38-inch national average). The area receives 9.1 inches of snow annually. The city sits at an elevation of 2,014 feet.
Temperature
20°F Jan (-7°C)
60°F Jul (15°C)
| Annual Average | 40.1°F |
| 26% below US avg | |
| January Average | 20°F (-7°C) |
| July Average | 60°F (15°C) |
| Sunny Days | 297 days/yr |
Geography
| Elevation | 2,014 ft (614 m) |
| Area | 9.6 sq mi (24.7 km²) |
| Population Density | 39/sq mi |
| Coordinates | 50.4667°N, 119.7500°W |
| Timezone | America/Vancouver |
Precipitation & Snow
Air Quality
Earthquake History
36 earthquakes (M2.5+) recorded within 150 km since 1990. Strongest on record: M4.5.
| Aug 17, 2002 | 39 km ESE of Merritt, Canada | M4.5 | 68 km | 10 km |
| Sep 10, 2016 | 23 km E of Oliver, Canada | M3.9 | 145 km | 1 km |
| Sep 19, 1993 | 32 km ENE of Merritt, Canada | M3.8 | 54 km | 10 km |
| Jan 26, 1992 | 9 km SSE of Okanagan Falls, Canada | M3.7 | 134 km | 10 km |
| Jan 12, 1997 | 15 km N of Princeton, Canada | M3.5 | 110 km | 5 km |
| Jul 19, 2025 | 34 km W of Okanagan Falls, Canada | M3.4 | 122 km | 7 km |
| Aug 20, 2003 | 39 km ESE of Merritt, Canada | M3.2 | 68 km | 10 km |
| Aug 19, 2017 | 23 km WNW of Princeton, Canada | M3.1 | 127 km | 6 km |
| Nov 5, 2000 | 8 km NW of Okanagan Falls, Canada | M3.0 | 118 km | 13 km |
| Feb 13, 2010 | 36 km NNE of Princeton, Canada | M3.0 | 89 km | 18 km |
| May 18, 2011 | 18 km NNE of Princeton, Canada | M3.0 | 106 km | 8 km |
| Mar 19, 1998 | 31 km SSW of Nakusp, Canada | M3.0 | 143 km | 0 km |
| Dec 23, 1997 | 16 km ESE of Okanagan Falls, Canada | M2.9 | 131 km | -1 km |
| Apr 9, 1990 | 24 km W of Peachland, Canada | M2.8 | 82 km | -2 km |
| Aug 2, 2024 | 11 km ESE of Penticton, Canada | M2.7 | 116 km | 15 km |
| Mar 3, 1997 | 8 km SSE of Peachland, Canada | M2.7 | 85 km | 5 km |
| Jan 18, 2012 | 4 km S of Okanagan Falls, Canada | M2.7 | 129 km | 5 km |
| Aug 23, 1990 | 30 km ESE of Ellison, Canada | M2.7 | 87 km | 8 km |
| Jun 28, 2013 | 16 km WSW of Penticton, Canada | M2.6 | 115 km | 10 km |
| Jul 22, 2007 | 6 km NE of Penticton, Canada | M2.6 | 107 km | 1 km |
Source: USGS Earthquake Catalog (M2.5+, 1990–2025). Sorted by magnitude.
Tsunami History
1 tsunami recorded within 500 km. Highest wave on record: 6.0 m (20 ft).
| Year | Location | Cause | Max Wave | Deaths | Distance |
| 1905 | THOMPSON RIVER | Meteorological | 6.0 m | 15 | 113 km |
Source: NOAA/NCEI Historical Tsunami Database.
Monthly Weather
| Month | Avg Temperature | Precipitation | Summary |
|---|---|---|---|
| January | 20°F (-7°C) | 2.0 in | Coldest |
| February | 25°F (-4°C) | 1.3 in | Driest |
| March | 32°F (-0°C) | 1.4 in | |
| April | 40°F (4°C) | 1.3 in | |
| May | 48°F (9°C) | 1.9 in | |
| June | 55°F (13°C) | 2.3 in | |
| July | 60°F (15°C) | 2.0 in | |
| August | 60°F (16°C) | 1.6 in | Warmest |
| September | 52°F (11°C) | 1.6 in | |
| October | 41°F (5°C) | 1.5 in | |
| November | 29°F (-2°C) | 2.1 in | |
| December | 20°F (-6°C) | 2.4 in | Wettest |
Westwold has a seasonal temperature swing of 40°F / from 20°F in January to 60°F in August. Total annual precipitation is 21.4 inches, with December being the wettest month (2.4") and February the driest (1.3").