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Weather & Climate in Armstrong, BC
Temperature, precipitation, air quality, natural hazards, and monthly weather data.
Armstrong experiences four distinct seasons with an average annual temperature of 51°F (10°C). Winters average 30°F in January while summers reach 75°F in July. The area gets 252 sunny days per year, above the national average. Annual precipitation totals 19.0 inches (drier than the 38-inch national average). The area receives 42.3 inches of snow annually, making winter weather a significant factor for residents. The city sits at an elevation of 1,175 feet.
Temperature
30°F Jan (-1°C)
75°F Jul (24°C)
| Annual Average | 50.6°F |
| 6% below US avg | |
| January Average | 30°F (-1°C) |
| July Average | 75°F (24°C) |
| Sunny Days | 252 days/yr |
Geography
| Elevation | 1,175 ft (358 m) |
| Area | 2.0 sq mi (5.2 km²) |
| Population Density | 2,642/sq mi |
| Coordinates | 50.4498°N, 119.2024°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 | 95 km | 10 km |
| Sep 10, 2016 | 23 km E of Oliver, Canada | M3.9 | 139 km | 1 km |
| Sep 19, 1993 | 32 km ENE of Merritt, Canada | M3.8 | 87 km | 10 km |
| Jan 26, 1992 | 9 km SSE of Okanagan Falls, Canada | M3.7 | 133 km | 10 km |
| Jan 12, 1997 | 15 km N of Princeton, Canada | M3.5 | 132 km | 5 km |
| Jul 19, 2025 | 34 km W of Okanagan Falls, Canada | M3.4 | 133 km | 7 km |
| Aug 20, 1990 | 23 km NW of Nelson, Canada | M3.3 | 149 km | -1 km |
| Aug 20, 2003 | 39 km ESE of Merritt, Canada | M3.2 | 95 km | 10 km |
| May 18, 2011 | 18 km NNE of Princeton, Canada | M3.0 | 128 km | 8 km |
| Nov 5, 2000 | 8 km NW of Okanagan Falls, Canada | M3.0 | 120 km | 13 km |
| Feb 13, 2010 | 36 km NNE of Princeton, Canada | M3.0 | 109 km | 18 km |
| Mar 19, 1998 | 31 km SSW of Nakusp, Canada | M3.0 | 107 km | 0 km |
| Dec 23, 1997 | 16 km ESE of Okanagan Falls, Canada | M2.9 | 126 km | -1 km |
| Apr 9, 1990 | 24 km W of Peachland, Canada | M2.8 | 99 km | -2 km |
| Jan 18, 2012 | 4 km S of Okanagan Falls, Canada | M2.7 | 129 km | 5 km |
| Mar 3, 1997 | 8 km SSE of Peachland, Canada | M2.7 | 90 km | 5 km |
| Aug 2, 2024 | 11 km ESE of Penticton, Canada | M2.7 | 113 km | 15 km |
| Aug 23, 1990 | 30 km ESE of Ellison, Canada | M2.7 | 67 km | 8 km |
| Aug 11, 2019 | 13 km WSW of Okanagan Falls, Canada | M2.6 | 134 km | 6 km |
| Jun 28, 2013 | 16 km WSW of Penticton, Canada | M2.6 | 121 km | 10 km |
Source: USGS Earthquake Catalog (M2.5+, 1990–2025). Sorted by magnitude.
Monthly Weather
| Month | Avg Temperature | Precipitation | Summary |
|---|---|---|---|
| January | 30°F (-1°C) | 2.1 in | |
| February | 28°F (-2°C) | 1.2 in | Driest |
| March | 37°F (3°C) | 1.3 in | |
| April | 46°F (8°C) | 1.3 in | |
| May | 54°F (12°C) | 1.9 in | |
| June | 61°F (16°C) | 2.2 in | |
| July | 75°F (24°C) | 1.8 in | Warmest |
| August | 66°F (19°C) | 1.5 in | |
| September | 56°F (13°C) | 1.6 in | |
| October | 45°F (7°C) | 1.7 in | |
| November | 33°F (1°C) | 2.4 in | Wettest |
| December | 24°F (-4°C) | 2.4 in | Coldest |
Armstrong has a seasonal temperature swing of 50°F / from 24°F in December to 75°F in July. Total annual precipitation is 21.2 inches, with November being the wettest month (2.4") and February the driest (1.2").