049  
CDUS42 KKEY 182028  
CLIEYW  
 
CLIMATE REPORT  
NATIONAL WEATHER SERVICE KEY WEST FL  
428 PM EDT MON SEP 18 2023  
   
...............................
 
 
   
..THE KEY WEST CLIMATE SUMMARY FOR SEPTEMBER 18 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 93R 213 PM 92 1951 89 4 89  
1987  
1990  
MINIMUM 83 1110 AM 70 1891 79 4 79  
AVERAGE 88 84 4 84  
 
PRECIPITATION (IN)  
TODAY 0.12 2.55 1879 0.27 -0.15 T  
MONTH TO DATE 0.92 4.41 -3.49 5.19  
SINCE SEP 1 0.92 4.41 -3.49 5.19  
SINCE JAN 1 17.54 27.73 -10.19 24.31  
 
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 23 19 4 19  
MONTH TO DATE 402 351 51 338  
SINCE SEP 1 402 351 51 338  
SINCE JAN 1 4401 3787 614 3833    
...............................................................
 
 
WIND (MPH)  
HIGHEST WIND SPEED 10 HIGHEST WIND DIRECTION SE (120)  
HIGHEST GUST SPEED 17 HIGHEST GUST DIRECTION S (160)  
AVERAGE WIND SPEED 4.1  
 
SKY COVER  
POSSIBLE SUNSHINE MM  
AVERAGE SKY COVER 0.4  
 
WEATHER CONDITIONS  
THE FOLLOWING WEATHER WAS RECORDED TODAY.  
THUNDERSTORM  
RAIN  
LIGHT RAIN  
FOG  
 
RELATIVE HUMIDITY (PERCENT)  
HIGHEST 88  
LOWEST 62  
AVERAGE 75  
   
......................................................
 
 
THE KEY WEST CLIMATE NORMALS FOR TOMORROW  
NORMAL RECORD YEAR  
MAXIMUM TEMPERATURE (F) 89 92 1951  
1987  
MINIMUM TEMPERATURE (F) 79 70 1890  
 
SUNRISE AND SUNSET  
SEPTEMBER 18 2023.....SUNRISE 714 AM EDT SUNSET 728 PM EDT  
SEPTEMBER 19 2023.....SUNRISE 714 AM EDT SUNSET 727 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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