Fort Simpson weather live forecast

Today's maximum temperature in Fort Simpson is expected to be 61°F. Select a day from the live weather forecast for Fort Simpson, Northwest Territories, Canada for more weather parameters.

5-day weather forecast updated at 04:01 on Sunday 17th August 2025 GMT

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The 5-day weather forecast for Northwest Territories (Fort Simpson) is provided by the Swiss meteorological agency, meteoblue. Find out more about our data sources.

Fort Simpson weather forecast by day

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

Fort Simpson weather for Sunday 17th August 2025

Expect mostly cloudy with light rain in Fort Simpson, Northwest Territories with a maximum temperature of 61°F, maximum UV of 1 (Low) and 1 hour of bright sunshine. There are 2-5 mm of rainfall expected with 83% chance of some rain and a light breeze of 5 mph from the north-east.

  • 61°F maximum temperature61
    °F maximum temperature
  • 52°F minimum temperature52
    °F minimum temperature
  • Mostly cloudy with light rain
    mostly cloudy with light rain
  • 1 hour of bright sunshine1
    hour of sunshine
  • UV (maximum) index 1 (Low)1
    UV index (Low)
  • 83% chance of some rain83
    % chance of some rain
  • 2-5 mm of rainfall expected<5
    mm of rainfall expected
  • 61°F wind chill61
    °F wind chill
  • Light breeze of 5 mph from the North-East5
    mph wind from NE

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Fort Simpson weather for Monday 18th August 2025

Expect mostly cloudy with light rain in Fort Simpson, Northwest Territories with a maximum temperature of 66°F, maximum UV of 3 (Moderate) and 6 hours of bright sunshine. There are 0-2 mm of rainfall expected with 46% chance of some rain and a light breeze of 5 mph from the north-west.

  • 66°F maximum temperature66
    °F maximum temperature
  • 50°F minimum temperature50
    °F minimum temperature
  • Mostly cloudy with light rain
    mostly cloudy with light rain
  • 6 hours of bright sunshine6
    hours of sunshine
  • UV (maximum) index 3 (Moderate)3
    UV index (Moderate)
  • 46% chance of some rain46
    % chance of some rain
  • 0-2 mm of rainfall expected<2
    mm of rainfall expected
  • 66°F wind chill66
    °F wind chill
  • Light breeze of 5 mph from the North-West5
    mph wind from NW

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Fort Simpson weather for Tuesday 19th August 2025

Expect broken clouds in Fort Simpson, Northwest Territories with a maximum temperature of 73°F, maximum UV of 3 (Moderate) and 10 hours of bright sunshine. There are 0 mm of rainfall expected and a light breeze of 7 mph from the south-east.

  • 73°F maximum temperature73
    °F maximum temperature
  • 45°F minimum temperature45
    °F minimum temperature
  • Broken clouds
    broken clouds
  • 10 hours of bright sunshine10
    hours of sunshine
  • UV (maximum) index 3 (Moderate)3
    UV index (Moderate)
  • 0 mm of rainfall expected0
    mm of rainfall expected
  • 73°F wind chill73
    °F wind chill
  • Light breeze of 7 mph from the South-East7
    mph wind from SE

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Fort Simpson weather for Wednesday 20th August 2025

Expect mostly cloudy with light rain in Fort Simpson, Northwest Territories with a maximum temperature of 68°F, maximum UV of 2 (Low) and 5 hours of bright sunshine. There are 0-2 mm of rainfall expected with 56% chance of some rain and a gentle breeze of 9 mph from the north.

  • 68°F maximum temperature68
    °F maximum temperature
  • 50°F minimum temperature50
    °F minimum temperature
  • Mostly cloudy with light rain
    mostly cloudy with light rain
  • 5 hours of bright sunshine5
    hours of sunshine
  • UV (maximum) index 2 (Low)2
    UV index (Low)
  • 56% chance of some rain56
    % chance of some rain
  • 0-2 mm of rainfall expected<2
    mm of rainfall expected
  • 68°F wind chill68
    °F wind chill
  • Gentle breeze of 9 mph from the North9
    mph wind from N

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Fort Simpson weather for Thursday 21st August 2025

Expect scattered clouds in Fort Simpson, Northwest Territories with a maximum temperature of 66°F, maximum UV of 1 (Low) and 12 hours of bright sunshine. There are 0 mm of rainfall expected and a gentle breeze of 9 mph from the north-west.

  • 66°F maximum temperature66
    °F maximum temperature
  • 48°F minimum temperature48
    °F minimum temperature
  • Scattered clouds
    scattered clouds
  • 12 hours of bright sunshine12
    hours of sunshine
  • UV (maximum) index 1 (Low)1
    UV index (Low)
  • 0 mm of rainfall expected0
    mm of rainfall expected
  • No heat & humidity0
    no heat & humidity
  • Gentle breeze of 9 mph from the North-West9
    mph wind from NW

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