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Weather & Climate in Trail, BC
Temperature, precipitation, air quality, natural hazards, and monthly weather data.
Trail experiences four distinct seasons with an average annual temperature of 50°F (10°C). Winters average 30°F in January while summers reach 75°F in July. The area gets 256 sunny days per year, above the national average. Annual precipitation totals 24.4 inches (drier than the 38-inch national average). The area receives 52.6 inches of snow annually, making winter weather a significant factor for residents. The city sits at an elevation of 1,427 feet.
Temperature
30°F Jan (-1°C)
75°F Jul (24°C)
| Annual Average | 50.1°F |
| 7% below US avg | |
| January Average | 30°F (-1°C) |
| July Average | 75°F (24°C) |
| Sunny Days | 256 days/yr |
Geography
| Elevation | 1,427 ft (435 m) |
| Area | 13.5 sq mi (34.9 km²) |
| Population Density | 588/sq mi |
| Coordinates | 49.0998°N, 117.7022°W |
| Timezone | America/Vancouver |
Precipitation & Snow
Air Quality
Earthquake History
78 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 | 131 km | 9 km |
| Feb 5, 2023 | British Columbia, Canada | M3.9 | 131 km | 1 km |
| Sep 10, 2016 | 23 km E of Oliver, Canada | M3.9 | 112 km | 1 km |
| Apr 24, 2015 | 8 km WSW of Hope, Idaho | M3.9 | 136 km | 17 km |
| Mar 3, 1998 | 16 km NNE of Grand Forks, Canada | M3.8 | 48 km | 5 km |
| Apr 24, 2015 | 12 km SSW of East Hope, Idaho | M3.7 | 145 km | 9 km |
| Jan 26, 1992 | 9 km SSE of Okanagan Falls, Canada | M3.7 | 134 km | 10 km |
| Aug 20, 1990 | 23 km NW of Nelson, Canada | M3.3 | 60 km | -1 km |
| Apr 24, 2015 | 7 km SW of Hope, Idaho | M3.3 | 140 km | 10 km |
| Oct 27, 1991 | 21 km N of Castlegar, Canada | M3.3 | 46 km | 7 km |
| Sep 22, 2003 | 12 km NW of Rathdrum, Idaho | M3.3 | 143 km | 13 km |
| Apr 20, 2025 | 8 km NW of Tonasket, Washington | M3.2 | 137 km | 15 km |
| Apr 13, 2025 | 7 km NW of Tonasket, Washington | M3.2 | 137 km | 15 km |
| Mar 3, 1998 | 15 km NNE of Grand Forks, Canada | M3.2 | 46 km | 5 km |
| Feb 15, 2020 | 37 km ESE of Nelson, Canada | M3.2 | 73 km | 10 km |
| May 15, 2025 | 9 km NW of Tonasket, Washington | M3.1 | 137 km | 15 km |
| Apr 13, 2025 | 6 km NW of Tonasket, Washington | M3.1 | 137 km | 15 km |
| Jun 13, 2015 | 5 km W of Hope, Idaho | M3.1 | 135 km | 14 km |
| Jan 31, 1999 | 22 km N of Keller, Washington | M3.1 | 116 km | 10 km |
| Aug 29, 1997 | 12 km N of Troy, Montana | M3.1 | 145 km | 19 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 | — | 67 km |
| 2024 | COLUMBIA RIVER VALLEY, WA | Meteorological | 14.3 m | — | 67 km |
| 1944 | COLUMBIA RIVER VALLEY, WA | Meteorological | 9.1 m | — | 67 km |
| 2009 | COLUMBIA RIVER VALLEY, WA | Meteorological | 9.0 m | — | 146 km |
| 1953 | COLUMBIA RIVER VALLEY, WA | Meteorological | 4.8 m | — | 67 km |
| 2009 | COLUMBIA RIVER VALLEY, WA | Meteorological | 3.6 m | — | 138 km |
| 1953 | COLUMBIA RIVER VALLEY, WA | Meteorological | — | — | 67 km |
| 1952 | COLUMBIA RIVER VALLEY, WA | Meteorological | — | — | 67 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 | 97 km |
| 2015 | STICKPIN | 54,119 | 59 km |
| 2022 | RUSSELL MOUNTAIN | 26,130 | 93 km |
| 2015 | TOWER | 24,779 | 80 km |
| 1988 | WHITE MOUNTAIN | 21,855 | 84 km |
| 2015 | RENNER | 13,975 | 52 km |
| 1994 | COPPER BUTTE | 9,068 | 72 km |
| 2015 | GRAVES MOUNTAIN | 8,559 | 70 km |
| 1988 | S.17MILE1 | 8,089 | 98 km |
| 2021 | BULLDOG MOUNTAIN | 8,049 | 55 km |
| 2020 | INCHELIUM HIWAY | 7,046 | 94 km |
| 2018 | HORNS MOUNTAIN | 6,890 | 29 km |
| 2001 | MT. LEONA COMPLEX | 5,978 | 66 km |
| 2003 | TOGO MOUNTAIN | 5,495 | 52 km |
| 2017 | NOISY CREEK | 5,452 | 47 km |
| 2018 | BOYDS | 5,196 | 62 km |
| 2015 | PARKER RIDGE | 4,773 | 88 km |
| 2017 | NORTH FORK HUGHES | 4,628 | 54 km |
| 2006 | HUGHES 32 COMPLEX | 4,536 | 59 km |
| 2015 | MARBLE VALLEY | 3,431 | 79 km |
Source: NIFC/IRWIN Wildfire Records (100+ acres).
Monthly Weather
| Month | Avg Temperature | Precipitation | Summary |
|---|---|---|---|
| January | 30°F (-1°C) | 3.2 in | |
| 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 | 75°F (24°C) | 1.7 in | Warmest |
| August | 63°F (17°C) | 1.6 in | |
| 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 | Coldest, Wettest |
Trail has a seasonal temperature swing of 50°F / from 25°F in December to 75°F in July. Total annual precipitation is 29.1 inches, with December being the wettest month (3.5") and September the driest (1.5").