Banff weather in May 2025

Expect 52°F daytime maximum temperatures in the shade with on average 6 hours of sunshine per day in Banff in May. Check more long-term weather averages for Banff in May before you book your next holiday to Alberta in 2025/2026.

  • 52°F maximum daytime temperature in May in Banff52
    52°F max day temperature
  • 6 hours of sunshine per day
  • 11 days with some rainfall in May in Banff11
    11 days with some rainfall
  • 28°F minimum night-time temperature in May in Banff28
    28°F min night temperature
  • 16 hours of daylight per day in May in Banff16
    16 hours of daylight per day
  • No heat & humidity in May in Banff0
    No heat & humidity
  • 2.6 inches monthly rainfall in May in Banff2.6
    2.6 inches of monthly rainfall
  • UV (maximum) index 6 (High) in May in Banff6
    6 (High) UV index

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The May 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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More about Canada

How warm is it in Banff in May?

Daytime temperatures usually reach 52°F in Banff in May, falling to 28°F at night.

How sunny is it in Banff in May?

There are normally 6 hours of bright sunshine each day in Banff in May - that's 41% of daylight hours.

Does it rain in Banff in May?

There are usually 11 days with some rain in Banff in May and the average monthly rainfall is 2.6 inches.

Banff May sunrise & sunset times

Browse the sunrise and sunset times for Banff in May 2025. Select a month to view Banff sunrise and sunset times for the next 12 months.

JanFebMarAprMayJunJulAugSepOctNovDec

Date Sunrise times Sunset times
Thursday, 1st May 2025 05:14 20:05
Friday, 16th May 2025 04:50 20:29
Saturday, 31st May 2025 04:33 20:48

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