003  
CDUS44 KBMX 212118  
CLIEET  
 
CLIMATE REPORT  
NATIONAL WEATHER SERVICE BIRMINGHAM AL  
418 PM CDT THU MAY 21 2026  
   
...............................
 
 
   
..THE SHELBY COUNTY AIRPORT CLIMATE SUMMARY FOR MAY 21 2026
 
 
VALID AS OF 0400 PM LOCAL TIME.  
 
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)  
TODAY  
MAXIMUM 87 158 PM 92 2022 84 3 82  
MINIMUM 70 618 AM 51 1995 63 7 63  
AVERAGE 79 73 6 73  
 
PRECIPITATION (IN)  
TODAY 0.02 1.31 2010 0.14 -0.12 0.00  
MONTH TO DATE 2.18 2.66 -0.48 8.24  
SINCE MAR 1 10.72 13.13 -2.41 22.59  
SINCE JAN 1 19.06 24.24 -5.18 30.42  
 
DEGREE DAYS  
COOLING  
TODAY 14 8 6 8  
MONTH TO DATE 104 130 -26 139  
SINCE MAR 1 302 226 76 316  
SINCE JAN 1 314 233 81 328    
...............................................................
 
 
WIND (MPH)  
HIGHEST WIND SPEED 12 HIGHEST WIND DIRECTION S (160)  
HIGHEST GUST SPEED 18 HIGHEST GUST DIRECTION S (190)  
AVERAGE WIND SPEED 2.0  
 
SKY COVER  
POSSIBLE SUNSHINE MM  
AVERAGE SKY COVER 0.8  
 
WEATHER CONDITIONS  
THE FOLLOWING WEATHER WAS RECORDED TODAY.  
LIGHT RAIN  
 
RELATIVE HUMIDITY (PERCENT)  
HIGHEST 97 1200 AM  
LOWEST 55 200 PM  
AVERAGE 76  
   
......................................................
 
 
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 2026...........SUNRISE 544 AM CDT SUNSET 744 PM CDT  
MAY 22 2026...........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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