409  
CDUS43 KLMK 032032  
CLISDF  
 
CLIMATE REPORT  
NATIONAL WEATHER SERVICE LOUISVILLE KY  
432 PM EDT WED SEP 03 2025  
   
...............................
 
 
   
..THE LOUISVILLE KY CLIMATE SUMMARY FOR SEPTEMBER 3 2025
 
 
VALID TODAY AS OF 0425 PM LOCAL TIME.  
 
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)  
TODAY  
MAXIMUM 87 233 PM 102 2011 86 1 85  
MINIMUM 63 715 AM 50 1952 66 -3 61  
AVERAGE 75 76 -1 73  
 
PRECIPITATION (IN)  
TODAY 0.00 2.32 2020 0.10 -0.10 0.00  
MONTH TO DATE 0.04 0.31 -0.27 0.00  
SINCE SEP 1 0.04 0.31 -0.27 0.00  
SINCE JAN 1 39.01 33.72 5.29 30.15  
 
SNOWFALL (IN)  
TODAY 0.0 MM MM 0.0 0.0 0.0  
MONTH TO DATE 0.0 0.0 0.0 0.0  
SINCE SEP 1 0.0 0.0 0.0 0.0  
SINCE JUL 1 0.0 0.0 0.0 0.0  
SNOW DEPTH 0  
 
DEGREE DAYS  
HEATING  
TODAY 0 0 0 0  
MONTH TO DATE 0 0 0 0  
SINCE SEP 1 0 0 0 0  
SINCE JUL 1 0 0 0 0  
 
COOLING  
TODAY 10 11 -1 8  
MONTH TO DATE 27 35 -8 36  
SINCE SEP 1 27 35 -8 36  
SINCE JAN 1 1609 1489 120 1731    
...............................................................
 
 
WIND (MPH)  
HIGHEST WIND SPEED 14 HIGHEST WIND DIRECTION SW (210)  
HIGHEST GUST SPEED 20 HIGHEST GUST DIRECTION S (200)  
AVERAGE WIND SPEED 5.8  
 
SKY COVER  
POSSIBLE SUNSHINE MM  
AVERAGE SKY COVER 0.5  
 
WEATHER CONDITIONS  
THE FOLLOWING WEATHER WAS RECORDED TODAY.  
NO SIGNIFICANT WEATHER WAS OBSERVED.  
 
RELATIVE HUMIDITY (PERCENT)  
HIGHEST 97 700 AM  
LOWEST 36 200 PM  
AVERAGE 67  
   
......................................................
 
 
THE LOUISVILLE KY CLIMATE NORMALS FOR TOMORROW  
NORMAL RECORD YEAR  
MAXIMUM TEMPERATURE (F) 86 102 1954  
MINIMUM TEMPERATURE (F) 66 47 1952  
1997  
 
SUNRISE AND SUNSET  
SEPTEMBER 3 2025.....SUNRISE 715 AM EDT SUNSET 809 PM EDT  
SEPTEMBER 4 2025.....SUNRISE 715 AM EDT SUNSET 808 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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