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Weather & Climate in Summerland, BC
Temperature, precipitation, air quality, natural hazards, and monthly weather data.
Summerland experiences four distinct seasons with an average annual temperature of 51°F (11°C). Winters average 33°F in January while summers reach 72°F in July. The area gets 262 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 14.4 inches (drier than the 38-inch national average). The area receives 19.2 inches of snow annually, a moderate snowfall amount. The city sits at an elevation of 1,575 feet.
Temperature
33°F Jan (1°C)
72°F Jul (22°C)
| Annual Average | 51.1°F |
| 5% below US avg | |
| January Average | 33°F (1°C) |
| July Average | 72°F (22°C) |
| Sunny Days | 262 days/yr |
Geography
| Elevation | 1,575 ft (480 m) |
| Area | 28.6 sq mi (74.0 km²) |
| Population Density | 421/sq mi |
| Coordinates | 49.5998°N, 119.6691°W |
| Timezone | America/Vancouver |
Precipitation & Snow
Air Quality
Earthquake History
98 earthquakes (M2.5+) recorded within 150 km since 1990. Strongest on record: M4.6.
| Jun 24, 1997 | 16 km WNW of Malott, Washington | M4.6 | 138 km | 10 km |
| Aug 17, 2002 | 39 km ESE of Merritt, Canada | M4.5 | 60 km | 10 km |
| Sep 10, 2016 | 23 km E of Oliver, Canada | M3.9 | 54 km | 1 km |
| Mar 3, 1998 | 16 km NNE of Grand Forks, Canada | M3.8 | 107 km | 5 km |
| Sep 19, 1993 | 32 km ENE of Merritt, Canada | M3.8 | 81 km | 10 km |
| Jan 26, 1992 | 9 km SSE of Okanagan Falls, Canada | M3.7 | 38 km | 10 km |
| Jun 24, 1997 | 16 km NW of Malott, Washington | M3.6 | 137 km | 7 km |
| Jan 12, 1997 | 15 km N of Princeton, Canada | M3.5 | 60 km | 5 km |
| Jul 19, 2025 | 34 km W of Okanagan Falls, Canada | M3.4 | 36 km | 7 km |
| Mar 8, 1992 | 27 km SW of Princeton, Canada | M3.4 | 86 km | 5 km |
| Apr 28, 2023 | 38 km SW of Princeton, Canada | M3.4 | 96 km | 5 km |
| Oct 27, 1991 | 21 km N of Castlegar, Canada | M3.3 | 149 km | 7 km |
| Apr 20, 2025 | 8 km NW of Tonasket, Washington | M3.2 | 93 km | 15 km |
| Aug 20, 2003 | 39 km ESE of Merritt, Canada | M3.2 | 60 km | 10 km |
| Feb 6, 2005 | 32 km NE of Marblemount, Washington | M3.2 | 144 km | -1 km |
| Apr 13, 2025 | 7 km NW of Tonasket, Washington | M3.2 | 95 km | 15 km |
| Mar 3, 1998 | 15 km NNE of Grand Forks, Canada | M3.2 | 110 km | 5 km |
| May 28, 2022 | 55 km NE of Marblemount, Washington | M3.2 | 122 km | 0 km |
| May 15, 2025 | 9 km NW of Tonasket, Washington | M3.1 | 93 km | 15 km |
| Apr 13, 2025 | 6 km NW of Tonasket, Washington | M3.1 | 95 km | 15 km |
Source: USGS Earthquake Catalog (M2.5+, 1990–2025). Sorted by magnitude.
Nearby Volcanoes
2 volcanoes within 200 km. Closest: Baker (181 km).
| Name | Type | Elevation | Last Eruption | Distance |
| Baker | Stratovolcano(es) | 3,285 m (10,778 ft) | 1880 | 181 km |
| Glacier Peak | Stratovolcano | 3,213 m (10,541 ft) | 1700 | 196 km |
Source: Smithsonian Institution Global Volcanism Program (GVP).
Wildfire History
20 wildfires (100+ acres) recorded within 100 km. Largest: DIAMOND CREEK (117,527 acres, 2017).
| Year | Name | Acres Burned | Distance |
| 2017 | DIAMOND CREEK | 117,527 | 88 km |
| 2006 | TRIPOD COMPLEX (SPUR PEAK) | 115,123 | 87 km |
| 2003 | FAWN PEAK COMPLEX (FAREWELL) | 77,444 | 92 km |
| 2006 | TATOOSH COMPLEX | 48,862 | 96 km |
| 2022 | PARKS | 34,621 | 99 km |
| 2020 | PALMER | 18,015 | 81 km |
| 2023 | EAGLE BLUFF | 16,499 | 74 km |
| 1994 | THUNDER | 10,720 | 92 km |
| 2000 | ROCKY HULL | 9,927 | 87 km |
| 2001 | THIRTY MILE | 9,120 | 91 km |
| 1994 | UNNAMED | 8,385 | 64 km |
| 2002 | QUARTZ MT. COMPLEX (MIDDLE MOUNTAIN) | 8,173 | 98 km |
| 2021 | CHICKADEE CREEK | 7,003 | 93 km |
| 2015 | NEWBY LAKE | 5,794 | 71 km |
| 2000 | UNNAMED | 5,698 | 97 km |
| 2015 | 9 MILE | 5,052 | 75 km |
| 2023 | CRATER CREEK | 4,837 | 72 km |
| 2002 | QUARTZ MT. COMPLEX (QUARTZ MOUNTAIN) | 4,716 | 91 km |
| 2007 | LITTLE CHOPAKA | 4,406 | 70 km |
| 1994 | UNNAMED | 3,324 | 70 km |
Source: NIFC/IRWIN Wildfire Records (100+ acres).
Monthly Weather
| Month | Avg Temperature | Precipitation | Summary |
|---|---|---|---|
| January | 33°F (1°C) | 1.4 in | |
| February | 29°F (-2°C) | 0.9 in | |
| March | 36°F (2°C) | 0.9 in | Driest |
| April | 44°F (7°C) | 0.9 in | |
| May | 52°F (11°C) | 1.5 in | |
| June | 59°F (15°C) | 1.9 in | Wettest |
| July | 72°F (22°C) | 1.5 in | Warmest |
| August | 64°F (18°C) | 1.3 in | |
| September | 55°F (13°C) | 1.1 in | |
| October | 44°F (7°C) | 0.9 in | |
| November | 32°F (0°C) | 1.3 in | |
| December | 24°F (-4°C) | 1.5 in | Coldest |
Summerland has a seasonal temperature swing of 48°F / from 24°F in December to 72°F in July. Total annual precipitation is 15.1 inches, with June being the wettest month (1.9") and March the driest (0.9").