642  
CDUS44 KBMX 210737  
CLIEET  
 
CLIMATE REPORT  
NATIONAL WEATHER SERVICE BIRMINGHAM AL  
237 AM CDT FRI AUG 21 2026  
   
...............................  
 
   
..THE SHELBY COUNTY AIRPORT CLIMATE SUMMARY FOR AUGUST 20 2026  
 
CLIMATE NORMAL PERIOD 1991 TO 2020  
CLIMATE RECORD PERIOD 1991 TO 2026  
 
WEATHER ITEM OBSERVED TIME RECORD YEAR NORMAL DEPARTURE LAST  
VALUE (LST) VALUE VALUE FROM YEAR  
NORMAL    
...............................................................  
 
TEMPERATURE (F)  
YESTERDAY  
MAXIMUM 96 320 PM 100 1999 91 5 95  
MINIMUM 73 330 AM 66 2000 71 2 73  
AVERAGE 85 81 4 84  
 
PRECIPITATION (IN)  
YESTERDAY 0.00 1.21 2002 0.16 -0.16 0.33  
MONTH TO DATE 1.00 3.20 -2.20 3.65  
SINCE JUN 1 9.71 12.71 -3.00 10.50  
SINCE JAN 1 32.53 38.44 -5.91 43.52  
 
DEGREE DAYS  
COOLING  
YESTERDAY 20 16 4 19  
MONTH TO DATE 359 328 31 303  
SINCE JUN 1 1353 1240 113 1260  
SINCE JAN 1 1787 1570 217 1668    
...............................................................  
 
WIND (MPH)  
HIGHEST WIND SPEED 9 HIGHEST WIND DIRECTION S (200)  
HIGHEST GUST SPEED 15 HIGHEST GUST DIRECTION S (200)  
AVERAGE WIND SPEED 2.3  
 
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 91 300 AM  
LOWEST 48 400 PM  
AVERAGE 70  
   
......................................................  
 
THE SHELBY COUNTY AIRPORT CLIMATE NORMALS FOR TODAY  
NORMAL RECORD YEAR  
MAXIMUM TEMPERATURE (F) 91 99 2007  
MINIMUM TEMPERATURE (F) 71 60 1997  
 
SUNRISE AND SUNSET  
AUGUST 21 2026........SUNRISE 614 AM CDT SUNSET 726 PM CDT  
AUGUST 22 2026........SUNRISE 615 AM CDT SUNSET 725 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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