539  
CDUS45 KFGZ 010147  
CLIFLG  
 
CLIMATE REPORT  
NATIONAL WEATHER SERVICE FLAGSTAFF AZ  
647 PM MST SUN DEC 31 2023  
   
...............................
 
 
   
..THE FLAGSTAFF AZ AIRPORT CLIMATE SUMMARY FOR DECEMBER 31 2023
 
 
VALID TODAY AS OF 0500 PM LOCAL TIME.  
 
CLIMATE NORMAL PERIOD 1991 TO 2020  
CLIMATE RECORD PERIOD 1898 TO 2023  
 
WEATHER ITEM OBSERVED TIME RECORD YEAR NORMAL DEPARTURE LAST  
VALUE (LST) VALUE VALUE FROM YEAR  
NORMAL    
...............................................................
 
 
TEMPERATURE (F)  
TODAY  
MAXIMUM 40 1050 AM 62 1945 42 -2 38  
MINIMUM 18 157 AM -16 1911 17 1 35  
AVERAGE 29 29 0 37  
 
PRECIPITATION (IN)  
TODAY 0.00 1.22 1915 0.07 -0.07 0.04  
MONTH TO DATE 0.54 1.90 -1.36 2.33  
SINCE OCT 1 2.44 4.97 -2.53 4.86  
SINCE JAN 1 24.66 20.52 4.14 18.50  
 
SNOWFALL (IN)  
TODAY 0.0 20.0 1915 0.6 -0.6 0.0  
MONTH TO DATE 0.7 18.5 -17.8 20.6  
SINCE SEP 1 4.8 28.2 -23.4 24.1  
SNOW DEPTH 0  
 
DEGREE DAYS  
HEATING  
TODAY 36 36 0 28  
MONTH TO DATE 943 1090 -147 1016  
SINCE JUL 1 2312 2726 -414 2573  
 
COOLING  
TODAY 0 0 0 0  
MONTH TO DATE 0 0 0 0  
SINCE JAN 1 276 146 130 219    
...............................................................
 
 
WIND (MPH)  
HIGHEST WIND SPEED 13 HIGHEST WIND DIRECTION S (200)  
HIGHEST GUST SPEED 16 HIGHEST GUST DIRECTION SW (210)  
AVERAGE WIND SPEED 3.6  
 
SKY COVER  
POSSIBLE SUNSHINE MM  
AVERAGE SKY COVER 0.5  
 
WEATHER CONDITIONS  
THE FOLLOWING WEATHER WAS RECORDED TODAY.  
NO SIGNIFICANT WEATHER WAS OBSERVED.  
 
RELATIVE HUMIDITY (PERCENT)  
HIGHEST 78 900 AM  
LOWEST 54 1100 AM  
AVERAGE 66  
   
......................................................
 
 
THE FLAGSTAFF AZ AIRPORT CLIMATE NORMALS FOR TOMORROW  
NORMAL RECORD YEAR  
MAXIMUM TEMPERATURE (F) 42 61 1981  
MINIMUM TEMPERATURE (F) 17 -21 1919  
 
SUNRISE AND SUNSET  
DECEMBER 31 2023......SUNRISE 735 AM MST SUNSET 525 PM MST  
JANUARY 1 2024.......SUNRISE 735 AM MST SUNSET 525 PM MST  
 
- INDICATES NEGATIVE NUMBERS.  
R INDICATES RECORD WAS SET OR TIED.  
MM INDICATES DATA IS MISSING.  
T INDICATES TRACE AMOUNT.  
 

 
 
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