873  
CDUS43 KLMK 312128  
CLISDF  
 
CLIMATE REPORT  
NATIONAL WEATHER SERVICE LOUISVILLE KY  
428 PM EST SUN DEC 31 2023  
   
...............................  
 
   
..THE LOUISVILLE KY CLIMATE SUMMARY FOR DECEMBER 31 2023  
 
VALID TODAY AS OF 0425 PM LOCAL TIME.  
 
CLIMATE NORMAL PERIOD 1991 TO 2020  
CLIMATE RECORD PERIOD 1871 TO 2023  
 
WEATHER ITEM OBSERVED TIME RECORD YEAR NORMAL DEPARTURE LAST  
VALUE (LST) VALUE VALUE FROM YEAR  
NORMAL    
...............................................................  
 
TEMPERATURE (F)  
TODAY  
MAXIMUM 46 1148 AM 74 1875 44 2 57  
MINIMUM 37 521 AM 1 1876 29 8 44  
AVERAGE 42 37 5 51  
 
PRECIPITATION (IN)  
TODAY 0.00 1.56 1975 0.12 -0.12 0.32  
MONTH TO DATE 1.86 4.13 -2.27 3.28  
SINCE DEC 1 1.86 4.13 -2.27 3.28  
SINCE JAN 1 41.09 48.34 -7.25 43.04  
 
SNOWFALL (IN)  
TODAY 0.0 3.0 1960 0.1 -0.1 0.0  
MONTH TO DATE 0.1 2.2 -2.1 3.2  
SINCE DEC 1 0.1 2.2 -2.1 3.2  
SINCE JUL 1 0.1 2.6 -2.5 4.7  
SNOW DEPTH 0  
 
DEGREE DAYS  
HEATING  
TODAY 23 28 -5 14  
MONTH TO DATE 607 787 -180 787  
SINCE DEC 1 607 787 -180 787  
SINCE JUL 1 1196 1506 -310 1496  
 
COOLING  
TODAY 0 0 0 0  
MONTH TO DATE 0 0 0 0  
SINCE DEC 1 0 0 0 0  
SINCE JAN 1 1726 1743 -17 1899    
...............................................................  
 
WIND (MPH)  
HIGHEST WIND SPEED 20 HIGHEST WIND DIRECTION W (270)  
HIGHEST GUST SPEED 26 HIGHEST GUST DIRECTION W (270)  
AVERAGE WIND SPEED 10.1  
 
SKY COVER  
POSSIBLE SUNSHINE MM  
AVERAGE SKY COVER 0.8  
 
WEATHER CONDITIONS  
THE FOLLOWING WEATHER WAS RECORDED TODAY.  
FOG  
 
RELATIVE HUMIDITY (PERCENT)  
HIGHEST 79 200 PM  
LOWEST 63 1200 PM  
AVERAGE 71  
   
......................................................  
 
THE LOUISVILLE KY CLIMATE NORMALS FOR TOMORROW  
NORMAL RECORD YEAR  
MAXIMUM TEMPERATURE (F) 44 72 1952  
MINIMUM TEMPERATURE (F) 29 -5 1928  
 
SUNRISE AND SUNSET  
DECEMBER 31 2023......SUNRISE 759 AM EST SUNSET 533 PM EST  
JANUARY 1 2024.......SUNRISE 759 AM EST SUNSET 533 PM EST  
 
- INDICATES NEGATIVE NUMBERS.  
R INDICATES RECORD WAS SET OR TIED.  
MM INDICATES DATA IS MISSING.  
T INDICATES TRACE AMOUNT.  
 
 
 
BJS  
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