Flagstaff weather in May

Check the Flagstaff, Arizona weather in May before you book your next holiday. This gives the best indication of the weather in May and includes figures for temperature, sunshine and rainfall.

  • 20°C maximum daytime temperature in May in Flagstaff20
    20°C max day temperature
  • 12 hours of sunshine per day (84% of daylight hours) in May in Flagstaff12
    12 hours of sunshine per day
  • 4 days with some rainfall in May in Flagstaff4
    4 days with some rainfall
  • -2°C minimum night-time temperature in May in Flagstaff-2
    -2°C min night temperature
  • 14 hours of daylight per day in May in Flagstaff14
    14 hours of daylight per day
  • No heat & humidity in May in Flagstaff0
    No heat & humidity
  • 19 mm monthly rainfall in May in Flagstaff19
    19 mm of monthly rainfall
  • UV (maximum) index 10 (Very High) in May in Flagstaff10
    10 (Very High) UV index

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

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Flagstaff weather map

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Flagstaff weather by month

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