562  
CDUS44 KBMX 180841  
CLIEET  
 
CLIMATE REPORT  
NATIONAL WEATHER SERVICE BIRMINGHAM AL  
241 AM CST THU DEC 18 2025  
   
...............................  
 
   
..THE SHELBY COUNTY AIRPORT CLIMATE SUMMARY FOR DECEMBER 17 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 65 221 PM 73 2016 58 7 71  
MINIMUM 28 706 AM 20 2000 38 -10 55  
AVERAGE 47 48 -1 63  
 
PRECIPITATION (IN)  
YESTERDAY 0.00 0.87 2001 0.17 -0.17 0.06  
MONTH TO DATE 1.08 2.66 -1.58 2.39  
SINCE DEC 1 1.08 2.66 -1.58 2.39  
SINCE JAN 1 51.45 53.78 -2.33 53.81  
 
SNOWFALL (IN)  
YESTERDAY 0.0 MM MM 0.0  
MONTH TO DATE 0.0 0.0 0.0 0.0  
SINCE DEC 1 0.0 0.0 0.0 0.0  
SINCE JUL 1 0.0 MM MM 0.0  
SNOW DEPTH 0  
 
DEGREE DAYS  
HEATING  
YESTERDAY 18 17 1 2  
MONTH TO DATE 363 269 94 282  
SINCE DEC 1 363 269 94 282  
SINCE JUL 1 735 698 37 506    
...............................................................  
 
WIND (MPH)  
HIGHEST WIND SPEED 8 HIGHEST WIND DIRECTION S (160)  
HIGHEST GUST SPEED 12 HIGHEST GUST DIRECTION E (110)  
AVERAGE WIND SPEED 1.1  
 
SKY COVER  
POSSIBLE SUNSHINE MM  
AVERAGE SKY COVER 0.0  
 
WEATHER CONDITIONS  
THE FOLLOWING WEATHER WAS RECORDED YESTERDAY.  
NO SIGNIFICANT WEATHER WAS OBSERVED.  
 
RELATIVE HUMIDITY (PERCENT)  
HIGHEST 93 1000 PM  
LOWEST 40 100 PM  
AVERAGE 67  
   
......................................................  
 
THE SHELBY COUNTY AIRPORT CLIMATE NORMALS FOR TODAY  
NORMAL RECORD YEAR  
MAXIMUM TEMPERATURE (F) 57 75 2024  
MINIMUM TEMPERATURE (F) 38 19 2000  
 
SUNRISE AND SUNSET  
DECEMBER 18 2025......SUNRISE 645 AM CST SUNSET 443 PM CST  
DECEMBER 19 2025......SUNRISE 646 AM CST SUNSET 443 PM CST  
 
- INDICATES NEGATIVE NUMBERS.  
R INDICATES RECORD WAS SET OR TIED.  
MM INDICATES DATA IS MISSING.  
T INDICATES TRACE AMOUNT.  
 
 
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