157  
CDUS45 KFGZ 020145  
CLIFLG  
 
CLIMATE REPORT  
NATIONAL WEATHER SERVICE FLAGSTAFF AZ  
645 PM MST MON SEP 01 2025  
   
...............................
 
 
   
..THE FLAGSTAFF AZ AIRPORT CLIMATE SUMMARY FOR SEPTEMBER 1 2025
 
 
VALID TODAY AS OF 0500 PM LOCAL TIME.  
 
CLIMATE NORMAL PERIOD 1991 TO 2020  
CLIMATE RECORD PERIOD 1898 TO 2025  
 
WEATHER ITEM OBSERVED TIME RECORD YEAR NORMAL DEPARTURE LAST  
VALUE (LST) VALUE VALUE FROM YEAR  
NORMAL    
...............................................................
 
 
TEMPERATURE (F)  
TODAY  
MAXIMUM 82 442 PM 91 1948 78 4 81  
MINIMUM 46 612 AM 33 1962 47 -1 49  
AVERAGE 64 62 2 65  
 
PRECIPITATION (IN)  
TODAY 0.00 1.32 1998 0.09 -0.09 0.00  
MONTH TO DATE 0.00 0.09 -0.09 0.00  
SINCE OCT 1 12.66 18.77 -6.11 17.88  
SINCE JAN 1 9.23 13.80 -4.57 15.44  
 
SNOWFALL (IN)  
TODAY MM 0.0 2000 0.0 MM 0.0  
2001  
2002  
MONTH TO DATE MM 0.0 MM 0.0  
SINCE SEP 1 MM 0.0 MM 0.0  
SNOW DEPTH MM  
 
DEGREE DAYS  
HEATING  
TODAY 1 3 -2 0  
MONTH TO DATE 1 3 -2 0  
SINCE JUL 1 37 70 -33 5  
 
COOLING  
TODAY 0 0 0 0  
MONTH TO DATE 0 0 0 0  
SINCE JAN 1 229 142 87 371    
...............................................................
 
 
WIND (MPH)  
HIGHEST WIND SPEED 15 HIGHEST WIND DIRECTION E (100)  
HIGHEST GUST SPEED 24 HIGHEST GUST DIRECTION E (80)  
AVERAGE WIND SPEED 2.9  
 
SKY COVER  
POSSIBLE SUNSHINE MM  
AVERAGE SKY COVER 0.3  
 
WEATHER CONDITIONS  
THE FOLLOWING WEATHER WAS RECORDED TODAY.  
NO SIGNIFICANT WEATHER WAS OBSERVED.  
 
RELATIVE HUMIDITY (PERCENT)  
HIGHEST 59 400 AM  
LOWEST 17 100 PM  
AVERAGE 38  
   
......................................................
 
 
THE FLAGSTAFF AZ AIRPORT CLIMATE NORMALS FOR TOMORROW  
NORMAL RECORD YEAR  
MAXIMUM TEMPERATURE (F) 78 91 1948  
MINIMUM TEMPERATURE (F) 47 35 1953  
 
SUNRISE AND SUNSET  
SEPTEMBER 1 2025.....SUNRISE 600 AM MST SUNSET 653 PM MST  
SEPTEMBER 2 2025.....SUNRISE 600 AM MST SUNSET 651 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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