130  
CDUS43 KLMK 100639  
CLISDF  
 
CLIMATE REPORT  
NATIONAL WEATHER SERVICE LOUISVILLE KY  
239 AM EDT WED SEP 10 2025  
   
...............................
 
 
   
..THE LOUISVILLE KY CLIMATE SUMMARY FOR SEPTEMBER 9 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 80 501 PM 101 1925 85 -5 83  
MINIMUM 54 620 AM 44 1883 64 -10 52  
AVERAGE 67 74 -7 68  
 
PRECIPITATION (IN)  
YESTERDAY 0.00 1.60 1872 0.12 -0.12 0.00  
MONTH TO DATE 0.76 0.94 -0.18 0.08  
SINCE SEP 1 0.76 0.94 -0.18 0.08  
SINCE JAN 1 39.73 34.35 5.38 30.23  
 
SNOWFALL (IN)  
YESTERDAY 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  
YESTERDAY 0 0 0 0  
MONTH TO DATE 1 0 1 3  
SINCE SEP 1 1 0 1 3  
SINCE JUL 1 1 0 1 3  
 
COOLING  
YESTERDAY 2 10 -8 3  
MONTH TO DATE 40 97 -57 86  
SINCE SEP 1 40 97 -57 86  
SINCE JAN 1 1622 1551 71 1781    
...............................................................
 
 
WIND (MPH)  
HIGHEST WIND SPEED 10 HIGHEST WIND DIRECTION S (200)  
HIGHEST GUST SPEED 17 HIGHEST GUST DIRECTION SW (230)  
AVERAGE WIND SPEED 2.0  
 
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 61 1100 PM  
LOWEST 30 300 PM  
AVERAGE 46  
   
......................................................
 
 
THE LOUISVILLE KY CLIMATE NORMALS FOR TODAY  
NORMAL RECORD YEAR  
MAXIMUM TEMPERATURE (F) 84 99 2019  
MINIMUM TEMPERATURE (F) 64 44 1924  
 
SUNRISE AND SUNSET  
SEPTEMBER 10 2025.....SUNRISE 721 AM EDT SUNSET 758 PM EDT  
SEPTEMBER 11 2025.....SUNRISE 721 AM EDT SUNSET 757 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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