742  
CDUS42 KKEY 160633  
CLIEYW  
 
CLIMATE REPORT  
NATIONAL WEATHER SERVICE KEY WEST FL  
133 AM EST TUE DEC 16 2025  
   
...............................
 
 
   
..THE KEY WEST CLIMATE SUMMARY FOR DECEMBER 15 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 77 219 PM 85 1956 78 -1 80  
MINIMUM 68 750 AM 46 2010 69 -1 69  
AVERAGE 73 73 0 75  
 
PRECIPITATION (IN)  
YESTERDAY 0.00 1.14 1912 0.07 -0.07 0.00  
MONTH TO DATE 0.97 1.09 -0.12 0.20  
SINCE DEC 1 0.97 1.09 -0.12 0.20  
SINCE JAN 1 39.78 39.37 0.41 46.00  
 
DEGREE DAYS  
HEATING  
YESTERDAY 0 0 0 0  
MONTH TO DATE 0 0 0 0  
SINCE DEC 1 0 0 0 0  
SINCE JUL 1 1 0 1 0  
 
COOLING  
YESTERDAY 8 8 0 10  
MONTH TO DATE 160 138 22 86  
SINCE DEC 1 160 138 22 86  
SINCE JAN 1 5098 5000 98 5363    
...............................................................
 
 
WIND (MPH)  
HIGHEST WIND SPEED 20 HIGHEST WIND DIRECTION N (20)  
HIGHEST GUST SPEED 32 HIGHEST GUST DIRECTION NE (30)  
AVERAGE WIND SPEED 13.3  
 
SKY COVER  
POSSIBLE SUNSHINE MM  
AVERAGE SKY COVER 0.3  
 
WEATHER CONDITIONS  
THE FOLLOWING WEATHER WAS RECORDED YESTERDAY.  
NO SIGNIFICANT WEATHER WAS OBSERVED.  
 
RELATIVE HUMIDITY (PERCENT)  
HIGHEST 96  
LOWEST 76  
AVERAGE 86  
   
......................................................
 
 
THE KEY WEST CLIMATE NORMALS FOR TODAY  
NORMAL RECORD YEAR  
MAXIMUM TEMPERATURE (F) 78 85 1880  
1947  
MINIMUM TEMPERATURE (F) 68 51 2010  
 
SUNRISE AND SUNSET  
DECEMBER 16 2025......SUNRISE 704 AM EST SUNSET 542 PM EST  
DECEMBER 17 2025......SUNRISE 705 AM EST SUNSET 542 PM EST  
 
- INDICATES NEGATIVE NUMBERS.  
R INDICATES RECORD WAS SET OR TIED.  
MM INDICATES DATA IS MISSING.  
T INDICATES TRACE AMOUNT.  
 

 
 
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