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Weather & Climate in Fort St. James, BC
Temperature, precipitation, air quality, natural hazards, and monthly weather data.
Fort St. James has a cool climate with an average annual temperature of 37°F (3°C). Winters average 11°F in January while summers reach 58°F in July. The area gets 298 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 20.8 inches (drier than the 38-inch national average). The area receives 8.1 inches of snow annually. The city sits at an elevation of 2,297 feet.
Temperature
11°F Jan (-12°C)
58°F Jul (15°C)
| Annual Average | 36.7°F |
| 32% below US avg | |
| January Average | 11°F (-12°C) |
| July Average | 58°F (15°C) |
| Sunny Days | 298 days/yr |
Geography
| Elevation | 2,297 ft (700 m) |
| Area | 9.1 sq mi (23.4 km²) |
| Population Density | 153/sq mi |
| Coordinates | 54.4560°N, 124.2628°W |
| Timezone | America/Vancouver |
Precipitation & Snow
Air Quality
Earthquake History
4 earthquakes (M2.5+) recorded within 150 km since 1990. Strongest on record: M3.4.
| Mar 15, 2013 | 29 km WSW of Prince George, Canada | M3.4 | 101 km | 1 km |
| Sep 21, 2022 | 26 km SSW of Prince George, Canada | M3.2 | 120 km | 5 km |
| Feb 9, 1993 | 8 km SE of Mackenzie, Canada | M3.0 | 123 km | 10 km |
| May 22, 1994 | 8 km NNW of Prince George, Canada | M2.5 | 108 km | 10 km |
Source: USGS Earthquake Catalog (M2.5+, 1990–2025). Sorted by magnitude.
Monthly Weather
| Month | Avg Temperature | Precipitation | Summary |
|---|---|---|---|
| January | 11°F (-12°C) | 2.0 in | Coldest |
| February | 18°F (-8°C) | 1.2 in | |
| March | 28°F (-2°C) | 1.1 in | |
| April | 38°F (3°C) | 0.9 in | Driest |
| May | 47°F (9°C) | 1.5 in | |
| June | 54°F (12°C) | 2.3 in | Wettest |
| July | 58°F (15°C) | 2.2 in | Warmest |
| August | 58°F (14°C) | 1.9 in | |
| September | 49°F (10°C) | 1.8 in | |
| October | 39°F (4°C) | 2.0 in | |
| November | 25°F (-4°C) | 1.9 in | |
| December | 15°F (-10°C) | 1.9 in |
Fort St. James has a seasonal temperature swing of 47°F / from 11°F in January to 58°F in July. Total annual precipitation is 20.8 inches, with June being the wettest month (2.3") and April the driest (0.9").