199  
CDUS44 KBMX 212125  
CLIEET  
 
CLIMATE REPORT  
NATIONAL WEATHER SERVICE BIRMINGHAM AL  
425 PM CDT WED MAY 21 2025  
   
...............................
 
 
   
..THE SHELBY COUNTY AIRPORT CLIMATE SUMMARY FOR MAY 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 82 259 PM 92 2022 84 -2 89  
MINIMUM 68 527 AM 51 1995 63 5 63  
AVERAGE 75 73 2 76  
 
PRECIPITATION (IN)  
TODAY 0.00 1.31 2010 0.14 -0.14 0.00  
MONTH TO DATE 7.81 2.66 5.15 2.42  
SINCE MAR 1 22.16 13.13 9.03 9.34  
SINCE JAN 1 29.99 24.24 5.75 24.50  
 
DEGREE DAYS  
COOLING  
TODAY 10 8 2 11  
MONTH TO DATE 113 130 -17 189  
SINCE MAR 1 290 226 64 284  
SINCE JAN 1 302 233 69 289    
...............................................................
 
 
WIND (MPH)  
HIGHEST WIND SPEED 14 HIGHEST WIND DIRECTION NW (300)  
HIGHEST GUST SPEED 24 HIGHEST GUST DIRECTION NW (320)  
AVERAGE WIND SPEED 6.9  
 
SKY COVER  
POSSIBLE SUNSHINE MM  
AVERAGE SKY COVER 0.0  
 
WEATHER CONDITIONS  
THE FOLLOWING WEATHER WAS RECORDED TODAY.  
THUNDERSTORM  
 
RELATIVE HUMIDITY (PERCENT)  
HIGHEST 39 100 PM  
LOWEST 37 300 PM  
AVERAGE 38  
   
......................................................
 
 
THE SHELBY COUNTY AIRPORT CLIMATE NORMALS FOR TOMORROW  
NORMAL RECORD YEAR  
MAXIMUM TEMPERATURE (F) 84 91 2019  
MINIMUM TEMPERATURE (F) 63 49 2002  
 
SUNRISE AND SUNSET  
MAY 21 2025...........SUNRISE 543 AM CDT SUNSET 744 PM CDT  
MAY 22 2025...........SUNRISE 543 AM CDT SUNSET 745 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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