251  
CDUS43 KLMK 200643  
CLISDF  
 
CLIMATE REPORT  
NATIONAL WEATHER SERVICE LOUISVILLE KY  
243 AM EDT SUN APR 20 2025  
   
...............................  
 
   
..THE LOUISVILLE KY CLIMATE SUMMARY FOR APRIL 19 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 82 233 PM 86 1958 71 11 67  
2002  
2016  
MINIMUM 66 1159 PM 27 1983 50 16 55  
AVERAGE 74 60 14 61  
 
PRECIPITATION (IN)  
YESTERDAY T 1.80 2019 0.16 -0.16 0.50  
MONTH TO DATE 7.86 2.86 5.00 3.95  
SINCE MAR 1 12.43 7.46 4.97 6.26  
SINCE JAN 1 22.60 14.26 8.34 14.42  
 
SNOWFALL (IN)  
YESTERDAY 0.0 T 1953 0.0 0.0 0.0  
2006  
MONTH TO DATE 0.0 0.1 -0.1 0.0  
SINCE MAR 1 T 2.2 -2.2 T  
SINCE JUL 1 22.7 13.4 9.3 4.6  
SNOW DEPTH 0  
 
DEGREE DAYS  
HEATING  
YESTERDAY 0 6 -6 4  
MONTH TO DATE 175 170 5 109  
SINCE MAR 1 536 694 -158 480  
SINCE JUL 1 3449 3822 -373 3115  
 
COOLING  
YESTERDAY 9 2 7 0  
MONTH TO DATE 23 23 0 59  
SINCE MAR 1 46 31 15 71  
SINCE JAN 1 46 32 14 72    
...............................................................  
 
WIND (MPH)  
HIGHEST WIND SPEED 24 HIGHEST WIND DIRECTION NW (300)  
HIGHEST GUST SPEED 36 HIGHEST GUST DIRECTION SW (220)  
AVERAGE WIND SPEED 12.0  
 
SKY COVER  
POSSIBLE SUNSHINE MM  
AVERAGE SKY COVER 0.9  
 
WEATHER CONDITIONS  
THE FOLLOWING WEATHER WAS RECORDED YESTERDAY.  
LIGHT RAIN  
 
RELATIVE HUMIDITY (PERCENT)  
HIGHEST 73 1100 PM  
LOWEST 43 400 AM  
AVERAGE 58  
   
......................................................  
 
THE LOUISVILLE KY CLIMATE NORMALS FOR TODAY  
NORMAL RECORD YEAR  
MAXIMUM TEMPERATURE (F) 71 87 1896  
1976  
2023  
MINIMUM TEMPERATURE (F) 50 28 1897  
 
SUNRISE AND SUNSET  
APRIL 20 2025.........SUNRISE 700 AM EDT SUNSET 824 PM EDT  
APRIL 21 2025.........SUNRISE 659 AM EDT SUNSET 825 PM EDT  
 
- INDICATES NEGATIVE NUMBERS.  
R INDICATES RECORD WAS SET OR TIED.  
MM INDICATES DATA IS MISSING.  
T INDICATES TRACE AMOUNT.  
 
 
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