Flagstaff Average Yearly Weather

Weather in Flagstaff is generally around 17 degrees. This does vary throughout the months though.

Our weather insights say July is when its the hottest and December is coldest. Temperatures vary by 25. Temperatures bring about 18 in Spring (Mar, Apr, May) 28 in Summer and 17 in Autumn and 6 in Winter too.

MonthDegrees Celsius
January5
February8
March13
April18
May23
June27
July29
August28
September24
October18
November10
December4


When is the best time to go to Flagstaff?

Our collation of the weather data helps to decide when the best time to visit Flagstaff

  • Typical Average Daily Temperature: 17
  • Typical Hottest Month: July
  • Typical Coldest Month: December
  • Average Spring Temperature: 18
  • Average Summer Temperature: 28
  • Average Autumn Temperature: 17
  • Average Winter Temperature: 6