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Weather & Climate in Rossland, BC
Temperature, precipitation, air quality, natural hazards, and monthly weather data.
Rossland has a cool climate with an average annual temperature of 43°F (6°C). Winters average 24°F in January while summers reach 63°F in July. The area gets 283 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 29.1 inches (drier than the 38-inch national average). The area receives 14.7 inches of snow annually. The city sits at an elevation of 3,356 feet.
Temperature
24°F Jan (-5°C)
63°F Jul (17°C)
| Annual Average | 43.2°F |
| 20% below US avg | |
| January Average | 24°F (-5°C) |
| July Average | 63°F (17°C) |
| Sunny Days | 283 days/yr |
Geography
| Elevation | 3,356 ft (1,023 m) |
| Area | 23.1 sq mi (59.7 km²) |
| Population Density | 180/sq mi |
| Coordinates | 49.0831°N, 117.8022°W |
| Timezone | America/Vancouver |
Precipitation & Snow
Air Quality
Earthquake History
77 earthquakes (M2.5+) recorded within 150 km since 1990. Strongest on record: M4.2.
| Sep 1, 2015 | 15 km N of Nespelem Community, Washington | M4.2 | 124 km | 9 km |
| Apr 24, 2015 | 8 km WSW of Hope, Idaho | M3.9 | 140 km | 17 km |
| Sep 10, 2016 | 23 km E of Oliver, Canada | M3.9 | 105 km | 1 km |
| Feb 5, 2023 | British Columbia, Canada | M3.9 | 137 km | 1 km |
| Mar 3, 1998 | 16 km NNE of Grand Forks, Canada | M3.8 | 41 km | 5 km |
| Apr 24, 2015 | 12 km SSW of East Hope, Idaho | M3.7 | 149 km | 9 km |
| Jan 26, 1992 | 9 km SSE of Okanagan Falls, Canada | M3.7 | 127 km | 10 km |
| Sep 22, 2003 | 12 km NW of Rathdrum, Idaho | M3.3 | 144 km | 13 km |
| Oct 27, 1991 | 21 km N of Castlegar, Canada | M3.3 | 50 km | 7 km |
| Aug 20, 1990 | 23 km NW of Nelson, Canada | M3.3 | 63 km | -1 km |
| Apr 24, 2015 | 7 km SW of Hope, Idaho | M3.3 | 144 km | 10 km |
| Apr 20, 2025 | 8 km NW of Tonasket, Washington | M3.2 | 130 km | 15 km |
| Mar 3, 1998 | 15 km NNE of Grand Forks, Canada | M3.2 | 39 km | 5 km |
| Feb 15, 2020 | 37 km ESE of Nelson, Canada | M3.2 | 80 km | 10 km |
| Apr 13, 2025 | 7 km NW of Tonasket, Washington | M3.2 | 130 km | 15 km |
| May 15, 2025 | 9 km NW of Tonasket, Washington | M3.1 | 129 km | 15 km |
| Apr 13, 2025 | 6 km NW of Tonasket, Washington | M3.1 | 129 km | 15 km |
| Jun 13, 2015 | 5 km W of Hope, Idaho | M3.1 | 139 km | 14 km |
| Nov 25, 2000 | 13 km SSE of Oroville, Washington | M3.1 | 116 km | 1 km |
| Jan 31, 1999 | 22 km N of Keller, Washington | M3.1 | 110 km | 10 km |
Source: USGS Earthquake Catalog (M2.5+, 1990–2025). Sorted by magnitude.
Tsunami History
9 tsunamis recorded within 500 km. Highest wave on record: 19.8 m (65 ft).
| Year | Location | Cause | Max Wave | Deaths | Distance |
| 1952 | COLUMBIA RIVER VALLEY, WA | Meteorological | 19.8 m | — | 63 km |
| 1949 | COLUMBIA RIVER VALLEY, WA | Meteorological | 19.8 m | — | 146 km |
| 2024 | COLUMBIA RIVER VALLEY, WA | Meteorological | 14.3 m | — | 62 km |
| 1944 | COLUMBIA RIVER VALLEY, WA | Meteorological | 9.1 m | — | 63 km |
| 2009 | COLUMBIA RIVER VALLEY, WA | Meteorological | 9.0 m | — | 143 km |
| 1953 | COLUMBIA RIVER VALLEY, WA | Meteorological | 4.8 m | — | 63 km |
| 2009 | COLUMBIA RIVER VALLEY, WA | Meteorological | 3.6 m | — | 135 km |
| 1953 | COLUMBIA RIVER VALLEY, WA | Meteorological | — | — | 63 km |
| 1952 | COLUMBIA RIVER VALLEY, WA | Meteorological | — | — | 63 km |
Source: NOAA/NCEI Historical Tsunami Database.
Wildfire History
20 wildfires (100+ acres) recorded within 100 km. Largest: SUMMIT TRAIL (54,855 acres, 2021).
| Year | Name | Acres Burned | Distance |
| 2021 | SUMMIT TRAIL | 54,855 | 92 km |
| 2015 | STICKPIN | 54,119 | 52 km |
| 2021 | WALKER CREEK | 26,165 | 99 km |
| 2022 | RUSSELL MOUNTAIN | 26,130 | 99 km |
| 2015 | TOWER | 24,779 | 83 km |
| 1988 | WHITE MOUNTAIN | 21,855 | 78 km |
| 2015 | RENNER | 13,975 | 46 km |
| 1994 | COPPER BUTTE | 9,068 | 65 km |
| 2015 | GRAVES MOUNTAIN | 8,559 | 64 km |
| 1988 | S.17MILE1 | 8,089 | 92 km |
| 2021 | BULLDOG MOUNTAIN | 8,049 | 48 km |
| 2020 | INCHELIUM HIWAY | 7,046 | 89 km |
| 2018 | HORNS MOUNTAIN | 6,890 | 22 km |
| 2001 | MT. LEONA COMPLEX | 5,978 | 59 km |
| 2003 | TOGO MOUNTAIN | 5,495 | 45 km |
| 2017 | NOISY CREEK | 5,452 | 51 km |
| 2018 | BOYDS | 5,196 | 56 km |
| 2015 | PARKER RIDGE | 4,773 | 94 km |
| 2017 | NORTH FORK HUGHES | 4,628 | 60 km |
| 2006 | HUGHES 32 COMPLEX | 4,536 | 65 km |
Source: NIFC/IRWIN Wildfire Records (100+ acres).
Monthly Weather
| Month | Avg Temperature | Precipitation | Summary |
|---|---|---|---|
| January | 24°F (-5°C) | 3.2 in | Coldest |
| February | 29°F (-2°C) | 2.2 in | |
| March | 35°F (2°C) | 2.4 in | |
| April | 43°F (6°C) | 2.2 in | |
| May | 51°F (11°C) | 2.6 in | |
| June | 57°F (14°C) | 2.8 in | |
| July | 63°F (17°C) | 1.7 in | |
| August | 63°F (17°C) | 1.6 in | Warmest |
| September | 54°F (12°C) | 1.5 in | Driest |
| October | 43°F (6°C) | 1.9 in | |
| November | 32°F (-0°C) | 3.4 in | |
| December | 25°F (-4°C) | 3.5 in | Wettest |
Rossland has a seasonal temperature swing of 39°F / from 24°F in January to 63°F in August. Total annual precipitation is 29.1 inches, with December being the wettest month (3.5") and September the driest (1.5").