761  
CDUS43 KLMK 160635  
CLISDF  
 
CLIMATE REPORT  
NATIONAL WEATHER SERVICE LOUISVILLE KY  
135 AM EST TUE DEC 16 2025  
   
...............................
 
 
   
..THE LOUISVILLE KY CLIMATE SUMMARY FOR DECEMBER 15 2025
 
 
CLIMATE NORMAL PERIOD 1991 TO 2020  
CLIMATE RECORD PERIOD 1871 TO 2025  
 
WEATHER ITEM OBSERVED TIME RECORD YEAR NORMAL DEPARTURE LAST  
VALUE (LST) VALUE VALUE FROM YEAR  
NORMAL    
...............................................................
 
 
TEMPERATURE (F)  
YESTERDAY  
MAXIMUM 33 510 PM 73 1984 47 -14 58  
MINIMUM 7 243 AM -7 1901 32 -25 47  
AVERAGE 20 40 -20 53  
 
PRECIPITATION (IN)  
YESTERDAY 0.00 2.37 2007 0.13 -0.13 0.30  
MONTH TO DATE 1.05 2.05 -1.00 0.94  
SINCE DEC 1 1.05 2.05 -1.00 0.94  
SINCE JAN 1 53.35 46.26 7.09 45.36  
 
SNOWFALL (IN)  
YESTERDAY 0.0 3.1 1989 0.1 -0.1 0.0  
MONTH TO DATE 10.6 0.8 9.8 0.2  
SINCE DEC 1 10.6 0.8 9.8 0.2  
SINCE JUL 1 10.6 1.2 9.4 0.8  
SNOW DEPTH 1  
 
DEGREE DAYS  
HEATING  
YESTERDAY 45 25 20 12  
MONTH TO DATE 513 354 159 395  
SINCE DEC 1 513 354 159 395  
SINCE JUL 1 1166 1073 93 865  
 
COOLING  
YESTERDAY 0 0 0 0  
MONTH TO DATE 0 0 0 0  
SINCE DEC 1 0 0 0 0  
SINCE JAN 1 1892 1743 149 2102    
...............................................................
 
 
WIND (MPH)  
HIGHEST WIND SPEED 13 HIGHEST WIND DIRECTION S (190)  
HIGHEST GUST SPEED 17 HIGHEST GUST DIRECTION SW (220)  
AVERAGE WIND SPEED 4.4  
 
SKY COVER  
POSSIBLE SUNSHINE MM  
AVERAGE SKY COVER 0.2  
 
WEATHER CONDITIONS  
THE FOLLOWING WEATHER WAS RECORDED YESTERDAY.  
NO SIGNIFICANT WEATHER WAS OBSERVED.  
 
RELATIVE HUMIDITY (PERCENT)  
HIGHEST 83 600 AM  
LOWEST 36 500 PM  
AVERAGE 60  
   
......................................................
 
 
THE LOUISVILLE KY CLIMATE NORMALS FOR TODAY  
NORMAL RECORD YEAR  
MAXIMUM TEMPERATURE (F) 47 70 1889  
1984  
MINIMUM TEMPERATURE (F) 32 -4 1989  
 
SUNRISE AND SUNSET  
DECEMBER 16 2025......SUNRISE 753 AM EST SUNSET 524 PM EST  
DECEMBER 17 2025......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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