188  
CDUS42 KKEY 072117  
CLIMTH  
 
CLIMATE REPORT  
NATIONAL WEATHER SERVICE KEY WEST FL  
417 PM EST THU DEC 07 2023  
   
...............................
 
 
   
..THE MARATHON CLIMATE SUMMARY FOR DECEMBER 7 2023
 
 
VALID TODAY AS OF 0400 PM LOCAL TIME.  
 
CLIMATE NORMAL PERIOD 1991 TO 2020  
CLIMATE RECORD PERIOD 1950 TO 2023  
 
WEATHER ITEM OBSERVED TIME RECORD YEAR NORMAL DEPARTURE LAST  
VALUE (LST) VALUE VALUE FROM YEAR  
NORMAL    
...............................................................
 
 
TEMPERATURE (F)  
TODAY  
MAXIMUM 74 156 PM 86 1971 79 -5 83  
1972  
MINIMUM 61 715 AM 50 2010 69 -8 73  
AVERAGE 68 74 -6 78  
 
PRECIPITATION (IN)  
TODAY 0.00 4.07 1958 0.08 -0.08 0.00  
MONTH TO DATE 0.00 0.54 -0.54 0.05  
SINCE DEC 1 0.00 0.54 -0.54 0.05  
SINCE JAN 1 43.98 38.06 5.92 31.54  
 
DEGREE DAYS  
HEATING  
TODAY 0 0 0 0  
MONTH TO DATE 0 0 0 0  
SINCE DEC 1 0 0 0 0  
SINCE JUL 1 0 1 -1 0  
 
COOLING  
TODAY 3 9 -6 13  
MONTH TO DATE 79 66 13 99  
SINCE DEC 1 79 66 13 99  
SINCE JAN 1 5949 4937 1012 5581    
...............................................................
 
 
WIND (MPH)  
HIGHEST WIND SPEED 17 HIGHEST WIND DIRECTION NE (40)  
HIGHEST GUST SPEED 25 HIGHEST GUST DIRECTION NE (40)  
AVERAGE WIND SPEED 12.4  
 
SKY COVER  
POSSIBLE SUNSHINE MM  
AVERAGE SKY COVER 0.0  
 
WEATHER CONDITIONS  
THE FOLLOWING WEATHER WAS RECORDED TODAY.  
NO SIGNIFICANT WEATHER WAS OBSERVED.  
 
RELATIVE HUMIDITY (PERCENT)  
HIGHEST 80  
LOWEST 47  
AVERAGE 64  
   
......................................................
 
 
THE MARATHON CLIMATE NORMALS FOR TOMORROW  
NORMAL RECORD YEAR  
MAXIMUM TEMPERATURE (F) 79 87 1972  
MINIMUM TEMPERATURE (F) 69 49 2010  
 
SUNRISE AND SUNSET  
DECEMBER 7 2023......SUNRISE 656 AM EST SUNSET 536 PM EST  
DECEMBER 8 2023......SUNRISE 656 AM EST SUNSET 536 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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