Banff weather in August 2026

Expect daytime maximum temperatures of 64°F in Banff, Alberta in August based on long-term weather averages. There are 7 hours of sunshine per day on average with 12 days with some rainfall and typically 2.6 inches of rainfall in the month.

  • 64°F maximum daytime temperature in August in Banff64
    64°F max day temperature
  • 7 hours of sunshine per day
  • 12 days with some rainfall in August in Banff12
    12 days with some rainfall
  • 37°F minimum night-time temperature in August in Banff37
    37°F min night temperature
  • 14 hours of daylight per day in August in Banff14
    14 hours of daylight per day
  • No heat & humidity in August in Banff0
    No heat & humidity
  • 2.6 inches monthly rainfall in August in Banff2.6
    2.6 inches of monthly rainfall
  • UV (maximum) index 7 (High) in August in Banff7
    7 (High) UV index

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The August weather guide for Alberta (Banff) 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)  |  Imperial (°F)

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How hot is it in Banff in August?

Daytime temperatures usually reach 72°F in Banff in August, falling to 46°F at night.

How sunny is it in Banff in August?

There are normally 9 hours of bright sunshine each day in Banff in August - that's 62% of daylight hours.

Does it rain in Banff in August?

There are usually 9 days with some rain in Banff in August and the average monthly rainfall is 1.9 inches.

Banff August sunrise & sunset times

Browse the sunrise and sunset times for Banff in August 2026. Select a month to view Banff sunrise and sunset times for the next 12 months.

JanFebMarAprMayJunJulAugSepOctNovDec

Date Sunrise times Sunset times
Saturday, 1st August 2026 05:08 20:29
Sunday, 16th August 2026 05:31 20:01
Monday, 31st August 2026 05:54 19:30

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