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Fort Simpson Climate by Month

Fort Simpson experiences great temperature shifts. The city's weather can transition from warm days to very cold weather. It typically sees modest rain/snowfall throughout the year. Let's now guide you through the climate details for a complete overview.

Average day and night temperature

The climate in Fort Simpson is known for significant temperature differences throughout the year, making the weather dynamic. Typically, daytime temperatures range from a comfortable 25°C in July to a very cold -19°C in the coolest month, January. Nights are cooler, with temperatures generally dropping to -27°C, particularly during the colder months.

The mean minimum and maximum temperatures throughout the year

Precipitation and rainy days

Fort Simpson has a relatively dry climate with low precipitation, averaging 408 mm of rain/snowfall annually. The climate in Fort Simpson shows significant variation throughout the year. Expect moderate rainfall in July, with an average of 65 mm of precipitation over 11 rainy days. In contrast, March offers drier and sunnier days, with around 16 mm of snowfall over 9 snowy days.

The mean monthly precipitation over the year, including rain, hail and snow

Sunshine over the year

For those who appreciate different seasons, Fort Simpson serves as an ideal destination. Expect longer, more sun-filled days in June with an average of 10.4 hours of sunshine daily, and embrace the darker days in December, offering only 1 hour of daily sunlight.

Monthly hours of sunshine

Daily hours of sunshine

The best time of year to visit Fort Simpson in Canada

During the months of June, July and August you are most likely to experience good weather with pleasant average temperatures that fall between 20°C and 26°C.

Other facts from our historical weather data:
  • Does Fort Simpson have a dry season?
    Yes, the months of January, February, March and December are very dry.
  • Which is the warmest month in Fort Simpson?
    July has an average maximum temperature of 25°C and is the warmest month of the year.
  • Which is the coldest month in Fort Simpson?
    The coldest month is January with an average maximum temperature of -19°C.
  • Which is the wettest month in Fort Simpson?
    July tops the wettest month list with 65 mm of rainfall.
  • Which is the driest month in Fort Simpson?
    March is the driest month with 16 mm of precipitation.
  • Which is the sunniest month in Fort Simpson?
    June is the sunniest month with an average of 313 hours of sunshine.

  • No idea where to travel to this year? We have a tool that recommends destinations based on your ideal conditions. Find out where to go with our weather planner.

    Forecast for Fort Simpson

    Thu   Nov 21
    -18°C | -24°C
    SE 11 km/h
    almost clear and no rain

    almost clear and no rain

    Fri   Nov 22
    -11°C | -22°C
    N 18 km/h
    3.9 mm
    overcast and snow

    overcast and snow

    Sat   Nov 23
    -18°C | -25°C
    NW 7 km/h
    clear and no rain

    clear and no rain