574  
CDUS42 KKEY 310527  
CLIEYW  
 
CLIMATE REPORT  
NATIONAL WEATHER SERVICE KEY WEST FL  
1227 AM EST SUN DEC 31 2023  
   
...............................  
 
   
..THE KEY WEST CLIMATE SUMMARY FOR DECEMBER 30 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 68 819 AM 85 2019 76 -8 82  
MINIMUM 58 1159 PM 47 1894 66 -8 68  
AVERAGE 63 71 -8 75  
 
PRECIPITATION (IN)  
YESTERDAY T 1.93 1914 0.06 -0.06 0.00  
MONTH TO DATE 5.88 2.09 3.79 4.18  
SINCE DEC 1 5.88 2.09 3.79 4.18  
SINCE JAN 1 37.02 40.37 -3.35 39.54  
 
DEGREE DAYS  
HEATING  
YESTERDAY 2 1 1 0  
MONTH TO DATE 2 3 -1 22  
SINCE DEC 1 2 3 -1 22  
SINCE JUL 1 2 3 -1 22  
 
COOLING  
YESTERDAY 0 7 -7 10  
MONTH TO DATE 228 252 -24 280  
SINCE DEC 1 228 252 -24 280  
SINCE JAN 1 5793 5114 679 5243    
...............................................................  
 
WIND (MPH)  
HIGHEST WIND SPEED 15 HIGHEST WIND DIRECTION NW (330)  
HIGHEST GUST SPEED 23 HIGHEST GUST DIRECTION NW (330)  
AVERAGE WIND SPEED 6.1  
 
SKY COVER  
POSSIBLE SUNSHINE MM  
AVERAGE SKY COVER 0.3  
 
WEATHER CONDITIONS  
THE FOLLOWING WEATHER WAS RECORDED YESTERDAY.  
LIGHT RAIN  
 
RELATIVE HUMIDITY (PERCENT)  
HIGHEST 93  
LOWEST 63  
AVERAGE 78  
   
......................................................  
 
THE KEY WEST CLIMATE NORMALS FOR TODAY  
NORMAL RECORD YEAR  
MAXIMUM TEMPERATURE (F) 76 84 2015  
MINIMUM TEMPERATURE (F) 66 47 1917  
 
SUNRISE AND SUNSET  
DECEMBER 31 2023......SUNRISE 711 AM EST SUNSET 549 PM EST  
JANUARY 1 2024.......SUNRISE 711 AM EST SUNSET 550 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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