646  
CDUS42 KKEY 260536  
CLIEYW  
 
CLIMATE REPORT  
NATIONAL WEATHER SERVICE KEY WEST FL  
136 AM EDT TUE SEP 26 2023  
   
...............................
 
 
   
..THE KEY WEST CLIMATE SUMMARY FOR SEPTEMBER 25 2023
 
 
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)  
YESTERDAY  
MAXIMUM 89 354 PM 93 1951 88 1 90  
1957  
MINIMUM 83 145 AM 70 1903 79 4 79  
AVERAGE 86 84 2 85  
 
PRECIPITATION (IN)  
YESTERDAY 0.00 2.99 1966 0.23 -0.23 0.06  
MONTH TO DATE 6.98 6.16 0.82 5.47  
SINCE SEP 1 6.98 6.16 0.82 5.47  
SINCE JAN 1 23.60 29.48 -5.88 24.59  
 
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 20  
MONTH TO DATE 527 484 43 480  
SINCE SEP 1 527 484 43 480  
SINCE JAN 1 4526 3920 606 3975    
...............................................................
 
 
WIND (MPH)  
HIGHEST WIND SPEED 18 HIGHEST WIND DIRECTION SE (130)  
HIGHEST GUST SPEED 24 HIGHEST GUST DIRECTION SE (130)  
AVERAGE WIND SPEED 11.5  
 
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 83  
LOWEST 70  
AVERAGE 77  
   
......................................................
 
 
THE KEY WEST CLIMATE NORMALS FOR TODAY  
NORMAL RECORD YEAR  
MAXIMUM TEMPERATURE (F) 88 92 1951  
1955  
1987  
MINIMUM TEMPERATURE (F) 79 70 1901  
 
SUNRISE AND SUNSET  
SEPTEMBER 26 2023.....SUNRISE 717 AM EDT SUNSET 719 PM EDT  
SEPTEMBER 27 2023.....SUNRISE 717 AM EDT SUNSET 718 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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