Fort St. John weather live forecast

Today's maximum temperature in Fort St. John is expected to be 72°F. Select a day from the live weather forecast for Fort St. John, British Columbia, Canada for more weather parameters.

• Tuesday
  18th Aug
  72
  55
  
  6
  5
• Wednesday
  19th Aug
  70
  54
  
  8
  5
• Thursday
  20th Aug
  72
  50
  
  9
  5
• Friday
  21st Aug
  77
  52
  
  13
  5
• Saturday
  22nd Aug
  73
  54
  
  7
  5

5-day weather forecast updated at 04:01 on Tuesday 18th August 2026 GMT

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The 5-day weather forecast for British Columbia (Fort St. John) is provided by the Swiss meteorological agency, meteoblue. Find out more about our data sources.

Fort St. John weather forecast by day

Below are the detailed weather forecasts for Fort St. John for the next 5 days.

Fort St. John weather for Tuesday 18th August 2026

Expect broken clouds in Fort St. John, British Columbia with a maximum temperature of 72°F, maximum UV of 5 (Moderate) and 6 hours of bright sunshine. There are 0 mm of rainfall expected and a gentle breeze of 12 mph from the west.

• 72
  °F maximum temperature
• 55
  °F minimum temperature
• 
  broken clouds
• 6
  hours of sunshine
• 5
  UV index (Moderate)
• 0
  mm of rainfall expected
• 0
  no heat & humidity
• 12
  mph wind from W

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Fort St. John weather for Wednesday 19th August 2026

Expect broken clouds in Fort St. John, British Columbia with a maximum temperature of 70°F, maximum UV of 5 (Moderate) and 8 hours of bright sunshine. There are 0 mm of rainfall expected and a light breeze of 7 mph from the west.

• 70
  °F maximum temperature
• 54
  °F minimum temperature
• 
  broken clouds
• 8
  hours of sunshine
• 5
  UV index (Moderate)
• 0
  mm of rainfall expected
• 0
  no heat & humidity
• 7
  mph wind from W

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Fort St. John weather for Thursday 20th August 2026

Expect broken clouds in Fort St. John, British Columbia with a maximum temperature of 72°F, maximum UV of 5 (Moderate) and 9 hours of bright sunshine. There are 0 mm of rainfall expected and a light breeze of 6 mph from the south-east.

• 72
  °F maximum temperature
• 50
  °F minimum temperature
• 
  broken clouds
• 9
  hours of sunshine
• 5
  UV index (Moderate)
• 0
  mm of rainfall expected
• 0
  no heat & humidity
• 6
  mph wind from SE

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Fort St. John weather for Friday 21st August 2026

Expect clear skies in Fort St. John, British Columbia with a maximum temperature of 77°F, maximum UV of 5 (Moderate) and 13 hours of bright sunshine. There are 0 mm of rainfall expected and a gentle breeze of 8 mph from the east.

• 77
  °F maximum temperature
• 52
  °F minimum temperature
• 
  clear skies
• 13
  hours of sunshine
• 5
  UV index (Moderate)
• 0
  mm of rainfall expected
• 77
  °F wind chill
• 8
  mph wind from E

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Fort St. John weather for Saturday 22nd August 2026

Expect isolated thunderstorms in Fort St. John, British Columbia with a maximum temperature of 73°F, maximum UV of 5 (Moderate) and 7 hours of bright sunshine. There are 0-2 mm of rainfall expected with 32% chance of some rain and a gentle breeze of 10 mph from the south-west.

• 73
  °F maximum temperature
• 54
  °F minimum temperature
• 
  isolated thunderstorms
• 7
  hours of sunshine
• 5
  UV index (Moderate)
• 32
  % chance of some rain
• <2
  mm of rainfall expected
• 0
  no heat & humidity
• 10
  mph wind from SW

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• Save EXTRA 10% on all active adventure holidays
• Trips to Europe, Asia, Africa, Americas & Oceania
• Book online with exclusive discount code

Show discount code ******W2T

Redeem Much Better Adventures discount code >>

Expires at 23:59 on Tuesday 20th Jul 2027 · View all Much Better Adventures offers

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