Weather Almanac for Flagstaff, AZ

Change the Weather History Date:

Sunday, September 20, 2015

  Average Record
Mean Temperature 56 °F  
Max Temperature 72 °F 83 °F (2000)
Min Temperature 41 °F 23 °F (1971)
Degree Days  
Heating Degree Days 9  
Month to date heating degree days   120  
Since 1 July heating degree days   208  
Cooling Degree Days 0  
Month to date cooling degree days   0  
Year to date cooling degree days   114  
Dew Point    
Average Humidity    
Maximum Humidity    
Minimum Humidity    
Precipitation 0.08 in 1.52 in (1952)
Month to date precipitation   1.68  
Year to date precipitation   15.87  
Snow 0.00 in 0.00 in (2002)
Month to date snowfall   0.0  
Since 1 July snowfall   0.0  
Snow Depth    
Wind Speed    
Max Wind Speed    
Max Gust Speed    
T = Trace of Precipitation, MM = Missing Value Source: NWS Daily Summary

Search for Another Location


Trip Planner

Search our weather history database for the weather conditions in past years. The results will help you decide how hot, cold, wet, or windy it might be!



Sep. 20, 2015 Rise Set
Actual Time 6:13 AM MST 6:26 PM MST
Civil Twilight 5:47 AM MST 6:51 PM MST
Nautical Twilight 5:18 AM MST 7:21 PM MST
Astronomical Twilight 4:48 AM MST 7:51 PM MST
Moon 12:45 PM MST (9/20) 11:19 PM MST (9/20)
Length of Visible Light 13h 04m
Length of Day
12h 13m
Waxing Crescent, 44% of the Moon is Illuminated
Sep 20
Waxing Crescent
Sep 21
First Quarter
Sep 27
Oct 4
Last Quarter
Oct 12

No daily or hourly history data available