512  
CDUS42 KKEY 200535  
CLIEYW  
 
CLIMATE REPORT  
NATIONAL WEATHER SERVICE KEY WEST FL  
135 AM EDT FRI SEP 20 2024  
   
...............................
 
 
   
..THE KEY WEST CLIMATE SUMMARY FOR SEPTEMBER 19 2024
 
 
CLIMATE NORMAL PERIOD 1991 TO 2020  
CLIMATE RECORD PERIOD 1871 TO 2024  
 
WEATHER ITEM OBSERVED TIME RECORD YEAR NORMAL DEPARTURE LAST  
VALUE (LST) VALUE VALUE FROM YEAR  
NORMAL    
...............................................................
 
 
TEMPERATURE (F)  
YESTERDAY  
MAXIMUM 88 1112 AM 92 1951 89 -1 90  
1987  
MINIMUM 83 548 AM 70 1890 79 4 75  
AVERAGE 86 84 2 83  
 
PRECIPITATION (IN)  
YESTERDAY 0.00 4.23 1963 0.26 -0.26 1.44  
MONTH TO DATE 0.61 4.67 -4.06 2.36  
SINCE SEP 1 0.61 4.67 -4.06 2.36  
SINCE JAN 1 36.60 27.99 8.61 18.98  
 
DEGREE DAYS  
HEATING  
YESTERDAY 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  
YESTERDAY 21 19 2 18  
MONTH TO DATE 417 370 47 420  
SINCE SEP 1 417 370 47 420  
SINCE JAN 1 4126 3806 320 4419    
...............................................................
 
 
WIND (MPH)  
HIGHEST WIND SPEED 14 HIGHEST WIND DIRECTION N (20)  
HIGHEST GUST SPEED 20 HIGHEST GUST DIRECTION N (360)  
AVERAGE WIND SPEED 2.4  
 
SKY COVER  
POSSIBLE SUNSHINE MM  
AVERAGE SKY COVER 0.1  
 
WEATHER CONDITIONS  
THE FOLLOWING WEATHER WAS RECORDED YESTERDAY.  
THUNDERSTORM  
 
RELATIVE HUMIDITY (PERCENT)  
HIGHEST 82  
LOWEST 65  
AVERAGE 74  
   
......................................................
 
 
THE KEY WEST CLIMATE NORMALS FOR TODAY  
NORMAL RECORD YEAR  
MAXIMUM TEMPERATURE (F) 89 95 2018  
MINIMUM TEMPERATURE (F) 79 70 1890  
 
SUNRISE AND SUNSET  
SEPTEMBER 20 2024.....SUNRISE 715 AM EDT SUNSET 725 PM EDT  
SEPTEMBER 21 2024.....SUNRISE 715 AM EDT SUNSET 724 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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