Banff weather live forecast

Today's maximum temperature in Banff is expected to be 18°C. Select a day from the live weather forecast for Banff, Alberta, Canada for more weather parameters.

5-day weather forecast updated at 04:03 on Monday 15th September 2025 GMT

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

Banff weather forecast by day

Below are the detailed weather forecasts for Banff for the next 5 days.

Banff weather for Monday 15th September 2025

Expect mostly cloudy with light rain in Banff, Alberta with a maximum temperature of 18°C, maximum UV of 1 (Low) and 2 hours of bright sunshine. There are 2-5 mm of rainfall expected with 87% chance of some rain and a light breeze of 7 kph from the west.

  • 18°C maximum temperature18
    °C maximum temperature
  • 8°C minimum temperature8
    °C minimum temperature
  • Mostly cloudy with light rain
    mostly cloudy with light rain
  • 2 hours of bright sunshine2
    hours of sunshine
  • UV (maximum) index 1 (Low)1
    UV index (Low)
  • 87% chance of some rain87
    % chance of some rain
  • 2-5 mm of rainfall expected<5
    mm of rainfall expected
  • 18°C wind chill18
    °C wind chill
  • Light breeze of 7 kph from the West7
    kph wind from W

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Banff weather for Tuesday 16th September 2025

Expect fog in low lying areas in Banff, Alberta with a maximum temperature of 23°C, maximum UV of 4 (Moderate) and 6 hours of bright sunshine. There are 0 mm of rainfall expected and a light breeze of 7 kph from the south-west.

  • 23°C maximum temperature23
    °C maximum temperature
  • 6°C minimum temperature6
    °C minimum temperature
  • Fog in low lying areas
    fog in low lying areas
  • 6 hours of bright sunshine6
    hours of sunshine
  • UV (maximum) index 4 (Moderate)4
    UV index (Moderate)
  • 0 mm of rainfall expected0
    mm of rainfall expected
  • 23°C wind chill23
    °C wind chill
  • Light breeze of 7 kph from the South-West7
    kph wind from SW

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Banff weather for Wednesday 17th September 2025

Expect clear skies in Banff, Alberta with a maximum temperature of 25°C, maximum UV of 5 (Moderate) and 13 hours of bright sunshine. There are 0 mm of rainfall expected and a light breeze of 8 kph from the south-west.

  • 25°C maximum temperature25
    °C maximum temperature
  • 4°C minimum temperature4
    °C minimum temperature
  • Clear skies
    clear skies
  • 13 hours of bright sunshine13
    hours of sunshine
  • UV (maximum) index 5 (Moderate)5
    UV index (Moderate)
  • 0 mm of rainfall expected0
    mm of rainfall expected
  • 25°C wind chill25
    °C wind chill
  • Light breeze of 8 kph from the South-West8
    kph wind from SW

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Banff weather for Thursday 18th September 2025

Expect sunshine and showers in Banff, Alberta with a maximum temperature of 22°C, maximum UV of 4 (Moderate) and 6 hours of bright sunshine. There are 0-2 mm of rainfall expected with 25% chance of some rain and a light breeze of 8 kph from the south-east.

  • 22°C maximum temperature22
    °C maximum temperature
  • 5°C minimum temperature5
    °C minimum temperature
  • Sunshine and showers
    sunshine and showers
  • 6 hours of bright sunshine6
    hours of sunshine
  • UV (maximum) index 4 (Moderate)4
    UV index (Moderate)
  • 25% chance of some rain25
    % chance of some rain
  • 0-2 mm of rainfall expected<2
    mm of rainfall expected
  • No heat & humidity0
    no heat & humidity
  • Light breeze of 8 kph from the South-East8
    kph wind from SE

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Banff weather for Friday 19th September 2025

Expect sunshine and showers in Banff, Alberta with a maximum temperature of 22°C, maximum UV of 5 (Moderate) and 6 hours of bright sunshine. There are 0-2 mm of rainfall expected with 17% chance of some rain and a light breeze of 8 kph from the south-west.

  • 22°C maximum temperature22
    °C maximum temperature
  • 4°C minimum temperature4
    °C minimum temperature
  • Sunshine and showers
    sunshine and showers
  • 6 hours of bright sunshine6
    hours of sunshine
  • UV (maximum) index 5 (Moderate)5
    UV index (Moderate)
  • 17% chance of some rain17
    % chance of some rain
  • 0-2 mm of rainfall expected<2
    mm of rainfall expected
  • No heat & humidity0
    no heat & humidity
  • Light breeze of 8 kph from the South-West8
    kph wind from SW

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Metric (°C / mm)  |  Imperial (°F / inches)

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