All Countries
Weather & Climate in Fort St. John, BC
Temperature, precipitation, air quality, natural hazards, and monthly weather data.
Fort St. John has a cool climate with an average annual temperature of 41°F (5°C). Winters average 20°F in January while summers reach 64°F in July. The area gets 247 sunny days per year, above the national average. Annual precipitation totals 15.4 inches (drier than the 38-inch national average). The area receives 29.7 inches of snow annually, a moderate snowfall amount. The city sits at an elevation of 2,293 feet.
Temperature
20°F Jan (-7°C)
64°F Jul (18°C)
| Annual Average | 40.5°F |
| 25% below US avg | |
| January Average | 20°F (-7°C) |
| July Average | 64°F (18°C) |
| Sunny Days | 247 days/yr |
Geography
| Elevation | 2,293 ft (699 m) |
| Area | 12.6 sq mi (32.7 km²) |
| Population Density | 1,701/sq mi |
| Coordinates | 56.2499°N, 120.8529°W |
| Timezone | America/Dawson_Creek |
Precipitation & Snow
Air Quality
Earthquake History
28 earthquakes (M2.5+) recorded within 150 km since 1990. Strongest on record: M5.3.
| Apr 14, 2001 | 44 km NE of Dawson Creek, Canada | M5.3 | 67 km | 10 km |
| Dec 26, 1992 | 14 km NNE of Fort St. John, Canada | M5.0 | 14 km | 5 km |
| Aug 17, 2015 | 116 km NW of Fort St. John, Canada | M4.6 | 116 km | 5 km |
| Jun 11, 2025 | 75 km NW of Fort St. John, Canada | M4.4 | 75 km | 11 km |
| May 28, 2013 | 18 km ESE of Fort St. John, Canada | M4.2 | 18 km | 5 km |
| Apr 13, 2024 | 80 km NW of Fort St. John, Canada | M4.2 | 80 km | 9 km |
| Jan 30, 2023 | British Columbia, Canada | M4.2 | 129 km | 11 km |
| May 22, 1994 | 10 km NE of Fort St. John, Canada | M4.2 | 11 km | 2 km |
| Feb 12, 2025 | 110 km NW of Fort St. John, Canada | M4.0 | 111 km | 10 km |
| Sep 29, 2010 | 94 km WNW of Fort St. John, Canada | M4.0 | 94 km | 1 km |
| Oct 4, 2024 | 52 km WNW of Fort St. John, Canada | M4.0 | 52 km | 5 km |
| Jun 12, 2001 | 5 km NE of Fort St. John, Canada | M3.9 | 6 km | 1 km |
| Jan 9, 1993 | 13 km NE of Fort St. John, Canada | M3.9 | 14 km | 5 km |
| Jan 23, 1992 | 8 km NE of Fort St. John, Canada | M3.8 | 9 km | 5 km |
| Jan 9, 1993 | 14 km NE of Fort St. John, Canada | M3.8 | 14 km | 5 km |
| Jan 30, 1993 | 15 km NE of Fort St. John, Canada | M3.7 | 15 km | 5 km |
| Feb 11, 1992 | 16 km NNE of Fort St. John, Canada | M3.7 | 16 km | 5 km |
| Jan 9, 1993 | 17 km NNE of Fort St. John, Canada | M3.6 | 17 km | 5 km |
| Jul 12, 2016 | 144 km NNW of Fort St. John, Canada | M3.4 | 144 km | 6 km |
| Feb 15, 1992 | 13 km NNE of Fort St. John, Canada | M3.4 | 14 km | 5 km |
Source: USGS Earthquake Catalog (M2.5+, 1990–2025). Sorted by magnitude.
Monthly Weather
| Month | Avg Temperature | Precipitation | Summary |
|---|---|---|---|
| January | 20°F (-7°C) | 1.1 in | |
| February | 13°F (-10°C) | 0.8 in | Driest |
| March | 24°F (-5°C) | 0.9 in | |
| April | 39°F (4°C) | 0.9 in | |
| May | 50°F (10°C) | 1.6 in | |
| June | 57°F (14°C) | 2.9 in | |
| July | 64°F (18°C) | 3.2 in | Warmest, Wettest |
| August | 58°F (15°C) | 2.2 in | |
| September | 50°F (10°C) | 1.6 in | |
| October | 39°F (4°C) | 1.2 in | |
| November | 20°F (-7°C) | 1.2 in | |
| December | 10°F (-12°C) | 0.9 in | Coldest |
Fort St. John has a seasonal temperature swing of 54°F / from 10°F in December to 64°F in July. Total annual precipitation is 18.5 inches, with July being the wettest month (3.2") and February the driest (0.8").