Climate almanac

Fort St. John

British Columbia, Canada · 56.25°, -120.85°

+ Compare

What is the climate like in Fort St. John?

The best time to visit Fort St. John is typically July – September, with trip comfort peaking in August (7.2/10). Fort St. John is warmest in July, when daily highs average 74°F (23°C), and coolest in February, when lows fall to about 5°F (-15°C). The wettest month is typically June and the driest is March; the year sees roughly 20 in (518 mm) of precipitation.

  • Best time to visitJuly – September — comfort peaks in August (7.2/10)
  • Warmest monthJuly — average high 74°F (23°C)
  • Coolest monthFebruary — average low 5°F (-15°C)
  • Wettest monthJune (3.1 in (78 mm))
  • Driest monthMarch (1.0 in (24 mm))
  • Annual precipitation20 in (518 mm)
  • Based on2016-2025 daily ERA5 reanalysis data (10-year normals)
  • Records fromFort St. John A, 8 km away (2012-2024)