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Weather & Climate in Montrose, BC
Temperature, precipitation, air quality, natural hazards, and monthly weather data.
Montrose has a cool climate with an average annual temperature of 45°F (7°C). Winters average 25°F in January while summers reach 65°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 29.5 inches (drier than the 38-inch national average). The area receives 12.7 inches of snow annually. The city sits at an elevation of 2,070 feet.
Temperature
25°F Jan (-4°C)
65°F Jul (18°C)
| Annual Average | 44.5°F |
| 18% below US avg | |
| January Average | 25°F (-4°C) |
| July Average | 65°F (18°C) |
| Sunny Days | 283 days/yr |
Geography
| Elevation | 2,070 ft (631 m) |
| Area | 0.6 sq mi (1.5 km²) |
| Population Density | 1,795/sq mi |
| Coordinates | 49.0831°N, 117.5855°W |
| Timezone | America/Vancouver |
Precipitation & Snow
Air Quality
Earthquake History
75 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 | 136 km | 9 km |
| Feb 5, 2023 | British Columbia, Canada | M3.9 | 126 km | 1 km |
| Sep 10, 2016 | 23 km E of Oliver, Canada | M3.9 | 121 km | 1 km |
| Apr 24, 2015 | 8 km WSW of Hope, Idaho | M3.9 | 129 km | 17 km |
| Mar 3, 1998 | 16 km NNE of Grand Forks, Canada | M3.8 | 57 km | 5 km |
| Apr 24, 2015 | 12 km SSW of East Hope, Idaho | M3.7 | 138 km | 9 km |
| Jan 26, 1992 | 9 km SSE of Okanagan Falls, Canada | M3.7 | 143 km | 10 km |
| Jan 20, 2000 | 21 km ENE of Athol, Idaho | M3.5 | 146 km | 5 km |
| Apr 24, 2015 | 7 km SW of Hope, Idaho | M3.3 | 133 km | 10 km |
| Aug 20, 1990 | 23 km NW of Nelson, Canada | M3.3 | 61 km | -1 km |
| Oct 27, 1991 | 21 km N of Castlegar, Canada | M3.3 | 48 km | 7 km |
| Sep 22, 2003 | 12 km NW of Rathdrum, Idaho | M3.3 | 139 km | 13 km |
| Apr 20, 2025 | 8 km NW of Tonasket, Washington | M3.2 | 145 km | 15 km |
| Mar 3, 1998 | 15 km NNE of Grand Forks, Canada | M3.2 | 54 km | 5 km |
| Feb 15, 2020 | 37 km ESE of Nelson, Canada | M3.2 | 66 km | 10 km |
| Apr 13, 2025 | 7 km NW of Tonasket, Washington | M3.2 | 145 km | 15 km |
| May 15, 2025 | 9 km NW of Tonasket, Washington | M3.1 | 145 km | 15 km |
| Apr 13, 2025 | 6 km NW of Tonasket, Washington | M3.1 | 144 km | 15 km |
| Jun 13, 2015 | 5 km W of Hope, Idaho | M3.1 | 128 km | 14 km |
| Nov 25, 2000 | 13 km SSE of Oroville, Washington | M3.1 | 131 km | 1 km |
Source: USGS Earthquake Catalog (M2.5+, 1990–2025). Sorted by magnitude.
Tsunami History
8 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 | — | 70 km |
| 2024 | COLUMBIA RIVER VALLEY, WA | Meteorological | 14.3 m | — | 70 km |
| 1944 | COLUMBIA RIVER VALLEY, WA | Meteorological | 9.1 m | — | 70 km |
| 2009 | COLUMBIA RIVER VALLEY, WA | Meteorological | 9.0 m | — | 146 km |
| 1953 | COLUMBIA RIVER VALLEY, WA | Meteorological | 4.8 m | — | 70 km |
| 2009 | COLUMBIA RIVER VALLEY, WA | Meteorological | 3.6 m | — | 139 km |
| 1953 | COLUMBIA RIVER VALLEY, WA | Meteorological | — | — | 70 km |
| 1952 | COLUMBIA RIVER VALLEY, WA | Meteorological | — | — | 70 km |
Source: NOAA/NCEI Historical Tsunami Database.
Wildfire History
20 wildfires (100+ acres) recorded within 100 km. Largest: STICKPIN (54,119 acres, 2015).
| Year | Name | Acres Burned | Distance |
| 2015 | STICKPIN | 54,119 | 66 km |
| 2022 | RUSSELL MOUNTAIN | 26,130 | 84 km |
| 2015 | TOWER | 24,779 | 75 km |
| 1988 | WHITE MOUNTAIN | 21,855 | 89 km |
| 2015 | RENNER | 13,975 | 57 km |
| 1994 | COPPER BUTTE | 9,068 | 78 km |
| 2015 | GRAVES MOUNTAIN | 8,559 | 75 km |
| 2021 | BULLDOG MOUNTAIN | 8,049 | 61 km |
| 2020 | INCHELIUM HIWAY | 7,046 | 96 km |
| 2018 | HORNS MOUNTAIN | 6,890 | 36 km |
| 2001 | MT. LEONA COMPLEX | 5,978 | 73 km |
| 2003 | TOGO MOUNTAIN | 5,495 | 60 km |
| 2017 | NOISY CREEK | 5,452 | 39 km |
| 2018 | BOYDS | 5,196 | 65 km |
| 2015 | PARKER RIDGE | 4,773 | 79 km |
| 2017 | NORTH FORK HUGHES | 4,628 | 45 km |
| 2006 | HUGHES 32 COMPLEX | 4,536 | 51 km |
| 2003 | MYRTLE CREEK | 3,539 | 92 km |
| 2015 | MARBLE VALLEY | 3,431 | 79 km |
| 2003 | BLACK CANYON | 2,403 | 23 km |
Source: NIFC/IRWIN Wildfire Records (100+ acres).
Monthly Weather
| Month | Avg Temperature | Precipitation | Summary |
|---|---|---|---|
| January | 25°F (-4°C) | 3.2 in | Coldest |
| February | 30°F (-1°C) | 2.2 in | |
| March | 37°F (3°C) | 2.5 in | |
| April | 44°F (7°C) | 2.2 in | |
| May | 53°F (11°C) | 2.6 in | |
| June | 59°F (15°C) | 2.6 in | |
| July | 65°F (18°C) | 1.7 in | Warmest |
| August | 65°F (18°C) | 1.6 in | |
| September | 55°F (13°C) | 1.5 in | Driest |
| October | 44°F (7°C) | 2.0 in | |
| November | 33°F (1°C) | 3.6 in | |
| December | 26°F (-4°C) | 3.7 in | Wettest |
Montrose has a seasonal temperature swing of 40°F / from 25°F in January to 65°F in July. Total annual precipitation is 29.4 inches, with December being the wettest month (3.7") and September the driest (1.5").