521  
CDUS44 KBMX 212123  
CLIEET  
 
CLIMATE REPORT  
NATIONAL WEATHER SERVICE BIRMINGHAM AL  
423 PM CDT MON JUL 21 2025  
   
...............................
 
 
   
..THE SHELBY COUNTY AIRPORT CLIMATE SUMMARY FOR JULY 21 2025
 
 
VALID AS OF 0400 PM LOCAL TIME.  
 
CLIMATE NORMAL PERIOD 1991 TO 2020  
CLIMATE RECORD PERIOD 1991 TO 2025  
 
WEATHER ITEM OBSERVED TIME RECORD YEAR NORMAL DEPARTURE LAST  
VALUE (LST) VALUE VALUE FROM YEAR  
NORMAL    
...............................................................
 
 
TEMPERATURE (F)  
TODAY  
MAXIMUM 94 251 PM 99 2008 91 3 83  
MINIMUM 75 533 AM 62 2009 72 3 71  
AVERAGE 85 82 3 77  
 
PRECIPITATION (IN)  
TODAY 0.00 1.08 2024 0.15 -0.15 1.08  
MONTH TO DATE 1.07 3.34 -2.27 6.88  
SINCE JUN 1 6.04 7.92 -1.88 12.49  
SINCE JAN 1 39.06 33.65 5.41 37.51  
 
DEGREE DAYS  
COOLING  
TODAY 20 17 3 12  
MONTH TO DATE 355 339 16 360  
SINCE JUN 1 765 744 21 833  
SINCE JAN 1 1173 1074 99 1259    
...............................................................
 
 
WIND (MPH)  
HIGHEST WIND SPEED 14 HIGHEST WIND DIRECTION NW (300)  
HIGHEST GUST SPEED 20 HIGHEST GUST DIRECTION W (290)  
AVERAGE WIND SPEED 3.7  
 
SKY COVER  
POSSIBLE SUNSHINE MM  
AVERAGE SKY COVER 0.1  
 
WEATHER CONDITIONS  
THE FOLLOWING WEATHER WAS RECORDED TODAY.  
FOG  
 
RELATIVE HUMIDITY (PERCENT)  
HIGHEST 97 100 AM  
LOWEST 49 300 PM  
AVERAGE 73  
   
......................................................
 
 
THE SHELBY COUNTY AIRPORT CLIMATE NORMALS FOR TOMORROW  
NORMAL RECORD YEAR  
MAXIMUM TEMPERATURE (F) 91 97 1995  
MINIMUM TEMPERATURE (F) 72 61 2007  
 
SUNRISE AND SUNSET  
JULY 21 2025..........SUNRISE 553 AM CDT SUNSET 754 PM CDT  
JULY 22 2025..........SUNRISE 554 AM CDT SUNSET 753 PM CDT  
 
- INDICATES NEGATIVE NUMBERS.  
R INDICATES RECORD WAS SET OR TIED.  
MM INDICATES DATA IS MISSING.  
T INDICATES TRACE AMOUNT.  
 

 
 
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