022  
CDUS44 KBMX 122121  
CLIEET  
 
CLIMATE REPORT  
NATIONAL WEATHER SERVICE BIRMINGHAM AL  
421 PM CDT MON MAY 12 2025  
   
...............................
 
 
   
..THE SHELBY COUNTY AIRPORT CLIMATE SUMMARY FOR MAY 12 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 79 1143 AM 90 2018 82 -3 80  
MINIMUM 60 601 AM 44 1997 60 0 57  
AVERAGE 70 71 -1 69  
 
PRECIPITATION (IN)  
TODAY 0.13 0.61 2012 0.11 0.02 0.00  
MONTH TO DATE 6.51 1.49 5.02 1.84  
SINCE MAR 1 20.86 11.96 8.90 8.76  
SINCE JAN 1 28.69 23.07 5.62 23.92  
 
DEGREE DAYS  
COOLING  
TODAY 5 6 -1 4  
MONTH TO DATE 42 62 -20 113  
SINCE MAR 1 219 158 61 208  
SINCE JAN 1 231 165 66 213    
...............................................................
 
 
WIND (MPH)  
HIGHEST WIND SPEED 13 HIGHEST WIND DIRECTION S (160)  
HIGHEST GUST SPEED 18 HIGHEST GUST DIRECTION S (180)  
AVERAGE WIND SPEED 4.5  
 
SKY COVER  
POSSIBLE SUNSHINE MM  
AVERAGE SKY COVER 0.8  
 
WEATHER CONDITIONS  
THE FOLLOWING WEATHER WAS RECORDED TODAY.  
THUNDERSTORM  
HEAVY RAIN  
RAIN  
LIGHT RAIN  
FOG  
 
RELATIVE HUMIDITY (PERCENT)  
HIGHEST 100 600 AM  
LOWEST 58 1200 PM  
AVERAGE 79  
   
......................................................
 
 
THE SHELBY COUNTY AIRPORT CLIMATE NORMALS FOR TOMORROW  
NORMAL RECORD YEAR  
MAXIMUM TEMPERATURE (F) 82 92 2018  
MINIMUM TEMPERATURE (F) 60 45 2013  
 
SUNRISE AND SUNSET  
MAY 12 2025...........SUNRISE 549 AM CDT SUNSET 738 PM CDT  
MAY 13 2025...........SUNRISE 549 AM CDT SUNSET 739 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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