978  
CDUS44 KBMX 210745  
CLIEET  
 
CLIMATE REPORT  
NATIONAL WEATHER SERVICE BIRMINGHAM AL  
245 AM CDT MON JUL 21 2025  
   
...............................
 
 
   
..THE SHELBY COUNTY AIRPORT CLIMATE SUMMARY FOR JULY 20 2025
 
 
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)  
YESTERDAY  
MAXIMUM 92 239 PM 102 2000 91 1 86  
MINIMUM 74 548 AM 59 2009 72 2 71  
AVERAGE 83 82 1 79  
 
PRECIPITATION (IN)  
YESTERDAY 0.00 1.12 2011 0.15 -0.15 1.01  
MONTH TO DATE 1.07 3.19 -2.12 5.80  
SINCE JUN 1 6.04 7.77 -1.73 11.41  
SINCE JAN 1 39.06 33.50 5.56 36.43  
 
DEGREE DAYS  
COOLING  
YESTERDAY 18 17 1 14  
MONTH TO DATE 335 322 13 348  
SINCE JUN 1 745 727 18 821  
SINCE JAN 1 1153 1057 96 1247    
...............................................................
 
 
WIND (MPH)  
HIGHEST WIND SPEED 10 HIGHEST WIND DIRECTION SW (240)  
HIGHEST GUST SPEED 17 HIGHEST GUST DIRECTION NW (310)  
AVERAGE WIND SPEED 3.9  
 
SKY COVER  
POSSIBLE SUNSHINE MM  
AVERAGE SKY COVER 0.3  
 
WEATHER CONDITIONS  
THE FOLLOWING WEATHER WAS RECORDED YESTERDAY.  
NO SIGNIFICANT WEATHER WAS OBSERVED.  
 
RELATIVE HUMIDITY (PERCENT)  
HIGHEST 93 1100 PM  
LOWEST 57 200 PM  
AVERAGE 75  
   
......................................................
 
 
THE SHELBY COUNTY AIRPORT CLIMATE NORMALS FOR TODAY  
NORMAL RECORD YEAR  
MAXIMUM TEMPERATURE (F) 91 99 2008  
MINIMUM TEMPERATURE (F) 72 62 2009  
 
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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