557  
CDUS42 KKEY 302020  
CLIEYW  
 
CLIMATE REPORT  
NATIONAL WEATHER SERVICE KEY WEST FL  
420 PM EDT SAT SEP 30 2023  
   
...............................
 
 
   
..THE KEY WEST CLIMATE SUMMARY FOR SEPTEMBER 30 2023
 
 
VALID TODAY AS OF 0400 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 88 300 PM 92 1952 88 0 84  
1958  
1959  
MINIMUM 83 1020 AM 69 1945 79 4 75  
AVERAGE 86 83 3 80  
 
PRECIPITATION (IN)  
TODAY 0.01 5.73 1994 0.21 -0.20 0.00  
MONTH TO DATE 8.77 7.24 1.53 12.06  
SINCE SEP 1 8.77 7.24 1.53 12.06  
SINCE JAN 1 25.39 30.56 -5.17 31.18  
 
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 21 18 3 15  
MONTH TO DATE 621 573 48 559  
SINCE SEP 1 621 573 48 559  
SINCE JAN 1 4620 4009 611 4054    
...............................................................
 
 
WIND (MPH)  
HIGHEST WIND SPEED 17 HIGHEST WIND DIRECTION SE (140)  
HIGHEST GUST SPEED 22 HIGHEST GUST DIRECTION E (100)  
AVERAGE WIND SPEED 9.7  
 
SKY COVER  
POSSIBLE SUNSHINE MM  
AVERAGE SKY COVER 0.2  
 
WEATHER CONDITIONS  
THE FOLLOWING WEATHER WAS RECORDED TODAY.  
FOG  
HAZE  
 
RELATIVE HUMIDITY (PERCENT)  
HIGHEST 85  
LOWEST 75  
AVERAGE 80  
   
......................................................
 
 
THE KEY WEST CLIMATE NORMALS FOR TOMORROW  
NORMAL RECORD YEAR  
MAXIMUM TEMPERATURE (F) 88 92 1958  
MINIMUM TEMPERATURE (F) 79 67 1920  
 
SUNRISE AND SUNSET  
SEPTEMBER 30 2023.....SUNRISE 718 AM EDT SUNSET 715 PM EDT  
OCTOBER 1 2023.......SUNRISE 719 AM EDT SUNSET 714 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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