571  
CDUS43 KLMK 172134  
CLISDF  
 
CLIMATE REPORT  
NATIONAL WEATHER SERVICE LOUISVILLE KY  
434 PM EST SUN DEC 17 2023  
   
...............................
 
 
   
..THE LOUISVILLE KY CLIMATE SUMMARY FOR DECEMBER 17 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 54 1220 PM 70 2006 47 7 38  
MINIMUM 49 823 AM 1 1989 32 17 29  
AVERAGE 52 39 13 34  
 
PRECIPITATION (IN)  
TODAY 0.10 2.22 2016 0.13 -0.03 T  
MONTH TO DATE 1.19 2.31 -1.12 2.57  
SINCE DEC 1 1.19 2.31 -1.12 2.57  
SINCE JAN 1 40.42 46.52 -6.10 42.33  
 
SNOWFALL (IN)  
TODAY 0.0 2.5 1904 0.0 0.0 T  
MONTH TO DATE 0.0 0.9 -0.9 T  
SINCE DEC 1 0.0 0.9 -0.9 T  
SINCE JUL 1 T 1.3 -1.3 1.5  
SNOW DEPTH 0  
 
DEGREE DAYS  
HEATING  
TODAY 13 26 -13 31  
MONTH TO DATE 309 406 -97 337  
SINCE DEC 1 309 406 -97 337  
SINCE JUL 1 898 1125 -227 1046  
 
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 15 HIGHEST WIND DIRECTION NW (300)  
HIGHEST GUST SPEED 21 HIGHEST GUST DIRECTION W (290)  
AVERAGE WIND SPEED 9.0  
 
SKY COVER  
POSSIBLE SUNSHINE MM  
AVERAGE SKY COVER 0.9  
 
WEATHER CONDITIONS  
THE FOLLOWING WEATHER WAS RECORDED TODAY.  
LIGHT RAIN  
FOG  
 
RELATIVE HUMIDITY (PERCENT)  
HIGHEST 89 700 AM  
LOWEST 63 400 PM  
AVERAGE 76  
   
......................................................
 
 
THE LOUISVILLE KY CLIMATE NORMALS FOR TOMORROW  
NORMAL RECORD YEAR  
MAXIMUM TEMPERATURE (F) 46 67 1877  
MINIMUM TEMPERATURE (F) 32 1 1884  
 
SUNRISE AND SUNSET  
DECEMBER 17 2023......SUNRISE 753 AM EST SUNSET 525 PM EST  
DECEMBER 18 2023......SUNRISE 754 AM EST SUNSET 525 PM EST  
 
- INDICATES NEGATIVE NUMBERS.  
R INDICATES RECORD WAS SET OR TIED.  
MM INDICATES DATA IS MISSING.  
T INDICATES TRACE AMOUNT.  
 

 
 
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