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Weather & Climate in Merritt, BC
Temperature, precipitation, air quality, natural hazards, and monthly weather data.
Merritt experiences four distinct seasons with an average annual temperature of 47°F (8°C). Winters average 28°F in January while summers reach 68°F in July. The area gets 254 sunny days per year, above the national average. Annual precipitation totals 16.5 inches (drier than the 38-inch national average). The area receives 35.9 inches of snow annually, a moderate snowfall amount. The city sits at an elevation of 1,985 feet.
Temperature
28°F Jan (-2°C)
68°F Jul (20°C)
| Annual Average | 46.6°F |
| 14% below US avg | |
| January Average | 28°F (-2°C) |
| July Average | 68°F (20°C) |
| Sunny Days | 254 days/yr |
Geography
| Elevation | 1,985 ft (605 m) |
| Area | 10.1 sq mi (26.0 km²) |
| Population Density | 701/sq mi |
| Coordinates | 50.1123°N, 120.7942°W |
| Timezone | America/Vancouver |
Precipitation & Snow
Air Quality
Earthquake History
57 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 | 40 km | 10 km |
| Feb 19, 1991 | 31 km E of Squamish, Canada | M4.3 | 146 km | 5 km |
| Sep 19, 1993 | 32 km ENE of Merritt, Canada | M3.8 | 32 km | 10 km |
| Jan 26, 1992 | 9 km SSE of Okanagan Falls, Canada | M3.7 | 131 km | 10 km |
| Jan 12, 1997 | 15 km N of Princeton, Canada | M3.5 | 61 km | 5 km |
| Mar 8, 1992 | 27 km SW of Princeton, Canada | M3.4 | 94 km | 5 km |
| Jul 19, 2025 | 34 km W of Okanagan Falls, Canada | M3.4 | 98 km | 7 km |
| Apr 28, 2023 | 38 km SW of Princeton, Canada | M3.4 | 103 km | 5 km |
| Aug 12, 2011 | 38 km NNE of Maple Ridge, Canada | M3.3 | 131 km | 20 km |
| Aug 20, 2003 | 39 km ESE of Merritt, Canada | M3.2 | 40 km | 10 km |
| May 28, 2022 | 55 km NE of Marblemount, Washington | M3.2 | 145 km | 0 km |
| Aug 19, 2017 | 23 km WNW of Princeton, Canada | M3.1 | 63 km | 6 km |
| Nov 5, 2000 | 8 km NW of Okanagan Falls, Canada | M3.0 | 114 km | 13 km |
| Feb 13, 2010 | 36 km NNE of Princeton, Canada | M3.0 | 57 km | 18 km |
| Aug 15, 2016 | 43 km S of Princeton, Canada | M3.0 | 117 km | 10 km |
| May 18, 2011 | 18 km NNE of Princeton, Canada | M3.0 | 60 km | 8 km |
| Dec 23, 1997 | 16 km ESE of Okanagan Falls, Canada | M2.9 | 136 km | -1 km |
| Jan 19, 2011 | 57 km SSW of Princeton, Canada | M2.9 | 129 km | 8 km |
| Jul 17, 2016 | 41 km NNE of Maple Ridge, Canada | M2.9 | 130 km | 1 km |
| Apr 9, 1990 | 24 km W of Peachland, Canada | M2.8 | 64 km | -2 km |
Source: USGS Earthquake Catalog (M2.5+, 1990–2025). Sorted by magnitude.
Tsunami History
2 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 | — | 113 km |
| 1905 | THOMPSON RIVER | Meteorological | 6.0 m | 15 | 52 km |
Source: NOAA/NCEI Historical Tsunami Database.
Nearby Volcanoes
5 volcanoes within 200 km. Closest: Garibaldi Lake (159 km).
| Name | Type | Elevation | Last Eruption | Distance |
| Garibaldi Lake | Volcanic field | 2,316 m (7,598 ft) | Unknown | 159 km |
| Garibaldi | Stratovolcano | 2,678 m (8,786 ft) | -8060 | 160 km |
| Baker | Stratovolcano(es) | 3,285 m (10,778 ft) | 1880 | 166 km |
| Cayley Volcanic Field | Volcanic field | 2,375 m (7,792 ft) | Unknown | 177 km |
| Bridge River Cones | Volcanic field | 2,500 m (8,202 ft) | Unknown | 200 km |
Source: Smithsonian Institution Global Volcanism Program (GVP).
Monthly Weather
| Month | Avg Temperature | Precipitation | Summary |
|---|---|---|---|
| January | 28°F (-2°C) | 1.6 in | |
| February | 28°F (-2°C) | 1.0 in | |
| March | 34°F (1°C) | 0.8 in | |
| April | 42°F (5°C) | 0.7 in | Driest |
| May | 50°F (10°C) | 1.3 in | |
| June | 56°F (14°C) | 1.7 in | |
| July | 68°F (20°C) | 1.4 in | Warmest |
| August | 62°F (17°C) | 1.1 in | |
| September | 54°F (12°C) | 1.1 in | |
| October | 43°F (6°C) | 1.2 in | |
| November | 31°F (-1°C) | 1.8 in | Wettest |
| December | 23°F (-5°C) | 1.7 in | Coldest |
Merritt has a seasonal temperature swing of 45°F / from 23°F in December to 68°F in July. Total annual precipitation is 15.3 inches, with November being the wettest month (1.8") and April the driest (0.7").