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Fort St. John weather in September 2024
Expect 15°C daytime maximum temperatures in the shade with on average 6 hours of sunshine per day in Fort St. John in September. Check more long-term weather averages for Fort St. John in September before you book your next holiday to British Columbia in 2024/2025.
- 1515°C max day temperature
- 1010 days with some rainfall
- 33°C min night temperature
- 1313 hours of daylight per day
- 0No heat & humidity
- 4444 mm of monthly rainfall
- 33 (Moderate) UV index
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Fort St. John by month
Recommended for British Columbia
The September weather guide for British Columbia (Fort St. John) shows long term weather averages processed from data supplied by CRU (University of East Anglia), the Met Office & the Netherlands Meteorological Institute. Find out more about our data sources.
Metric (°C / mm) | Imperial (°F / inches)
More about Canada
How warm is it in Fort St. John in September?
Daytime temperatures usually reach 15°C in Fort St. John in September, falling to 3°C at night.
How sunny is it in Fort St. John in September?
There are normally 6 hours of bright sunshine each day in Fort St. John in September - that's 43% of daylight hours.
Does it rain in Fort St. John in September?
There are usually 10 days with some rain in Fort St. John in September and the average monthly rainfall is 44mm.
Fort St. John September sunrise & sunset times
Browse the sunrise and sunset times for Fort St. John in September 2024. Select a month to view Fort St. John sunrise and sunset times for the next 12 months.
|Sunday, 1st September 2024
|Sunday, 15th September 2024
|Monday, 30th September 2024
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