695  
CDUS44 KBMX 212117  
CLIEET  
 
CLIMATE REPORT  
NATIONAL WEATHER SERVICE BIRMINGHAM AL  
417 PM CDT SUN SEP 21 2025  
   
...............................
 
 
   
..THE SHELBY COUNTY AIRPORT CLIMATE SUMMARY FOR SEPTEMBER 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 93 1143 AM 95 2016 85 8 94  
MINIMUM 67 613 AM 51 2006 64 3 69  
AVERAGE 80 74 6 82  
 
PRECIPITATION (IN)  
TODAY 0.28 3.12 1995 0.11 0.17 0.00  
MONTH TO DATE 0.68 2.50 -1.82 4.03  
SINCE SEP 1 0.68 2.50 -1.82 4.03  
SINCE JAN 1 44.70 42.46 2.24 46.23  
 
DEGREE DAYS  
HEATING  
TODAY 0 0 0 0  
MONTH TO DATE 0 0 0 0  
SINCE SEP 1 0 0 0 0  
SINCE JUL 1 0 0 0 0  
 
COOLING  
TODAY 15 10 5 17  
MONTH TO DATE 284 255 29 284  
SINCE SEP 1 284 255 29 284  
SINCE JAN 1 2092 1990 102 2228    
...............................................................
 
 
WIND (MPH)  
HIGHEST WIND SPEED 31 HIGHEST WIND DIRECTION S (170)  
HIGHEST GUST SPEED 48 HIGHEST GUST DIRECTION S (160)  
AVERAGE WIND SPEED 1.9  
 
SKY COVER  
POSSIBLE SUNSHINE MM  
AVERAGE SKY COVER 0.3  
 
WEATHER CONDITIONS  
THE FOLLOWING WEATHER WAS RECORDED TODAY.  
THUNDERSTORM  
HEAVY RAIN  
RAIN  
LIGHT RAIN  
FOG  
HAZE  
 
RELATIVE HUMIDITY (PERCENT)  
HIGHEST 93 400 AM  
LOWEST 39 1200 PM  
AVERAGE 66  
   
......................................................
 
 
THE SHELBY COUNTY AIRPORT CLIMATE NORMALS FOR TOMORROW  
NORMAL RECORD YEAR  
MAXIMUM TEMPERATURE (F) 85 95 2022  
MINIMUM TEMPERATURE (F) 64 49 1999  
 
SUNRISE AND SUNSET  
SEPTEMBER 21 2025.....SUNRISE 635 AM CDT SUNSET 645 PM CDT  
SEPTEMBER 22 2025.....SUNRISE 635 AM CDT SUNSET 643 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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