368  
CDUS43 KLMK 190031  
CLISDF  
 
CLIMATE REPORT  
NATIONAL WEATHER SERVICE LOUISVILLE KY  
731 PM EST MON DEC 18 2023  
   
...............................  
 
   
..THE LOUISVILLE KY CLIMATE SUMMARY FOR DECEMBER 18 2023  
 
VALID AS OF 0725 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 42 1225 PM 67 1877 46 -4 39  
MINIMUM 32 659 PM 1 1884 32 0 27  
AVERAGE 37 39 -2 33  
 
PRECIPITATION (IN)  
TODAY T 2.15 1990 0.13 -0.13 T  
MONTH TO DATE 1.19 2.44 -1.25 2.57  
SINCE DEC 1 1.19 2.44 -1.25 2.57  
SINCE JAN 1 40.42 46.65 -6.23 42.33  
 
SNOWFALL (IN)  
TODAY T 1.7 1945 0.1 -0.1 T  
MONTH TO DATE T 1.0 -1.0 T  
SINCE DEC 1 T 1.0 -1.0 T  
SINCE JUL 1 T 1.4 -1.4 1.5  
SNOW DEPTH 0  
 
DEGREE DAYS  
HEATING  
TODAY 28 26 2 32  
MONTH TO DATE 341 432 -91 369  
SINCE DEC 1 341 432 -91 369  
SINCE JUL 1 930 1151 -221 1078  
 
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 31 HIGHEST WIND DIRECTION NW (300)  
HIGHEST GUST SPEED 40 HIGHEST GUST DIRECTION W (280)  
AVERAGE WIND SPEED 16.3  
 
SKY COVER  
POSSIBLE SUNSHINE MM  
AVERAGE SKY COVER 1.0  
 
WEATHER CONDITIONS  
THE FOLLOWING WEATHER WAS RECORDED TODAY.  
LIGHT RAIN  
LIGHT SNOW  
 
RELATIVE HUMIDITY (PERCENT)  
HIGHEST 76 1200 AM  
LOWEST 42 1200 PM  
AVERAGE 59  
   
......................................................  
 
THE LOUISVILLE KY CLIMATE NORMALS FOR TOMORROW  
NORMAL RECORD YEAR  
MAXIMUM TEMPERATURE (F) 46 69 2008  
MINIMUM TEMPERATURE (F) 32 -5 1884  
 
SUNRISE AND SUNSET  
DECEMBER 18 2023......SUNRISE 754 AM EST SUNSET 525 PM EST  
DECEMBER 19 2023......SUNRISE 755 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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