995  
CDUS42 KKEY 060629  
CLIMTH  
 
CLIMATE REPORT  
NATIONAL WEATHER SERVICE KEY WEST FL  
129 AM EST SAT DEC 06 2025  
   
...............................
 
 
   
..THE MARATHON CLIMATE SUMMARY FOR DECEMBER 5 2025
 
 
CLIMATE NORMAL PERIOD 1991 TO 2020  
CLIMATE RECORD PERIOD 1950 TO 2025  
 
WEATHER ITEM OBSERVED TIME RECORD YEAR NORMAL DEPARTURE LAST  
VALUE (LST) VALUE VALUE FROM YEAR  
NORMAL    
...............................................................
 
 
TEMPERATURE (F)  
YESTERDAY  
MAXIMUM MM MM 86 1964 79 MM 74  
1972  
2016  
MINIMUM 71 627 AM 50 1957 69 2 64  
AVERAGE MM 74 MM 69  
 
PRECIPITATION (IN)  
YESTERDAY 0.00 2.70 1997 0.08 -0.08 0.00  
MONTH TO DATE T 0.38 -0.38 0.00  
SINCE DEC 1 T 0.38 -0.38 0.00  
SINCE JAN 1 36.96 37.90 -0.94 46.60  
 
DEGREE DAYS  
HEATING  
YESTERDAY MM 0 MM 0  
MONTH TO DATE 0 0 0 0  
SINCE DEC 1 0 0 0 0  
SINCE JUL 1 5 1 4 0  
 
COOLING  
YESTERDAY MM 9 MM 4  
MONTH TO DATE 49 48 1 13  
SINCE DEC 1 49 48 1 13  
SINCE JAN 1 4944 4919 25 5246    
...............................................................
 
 
WIND (MPH)  
HIGHEST WIND SPEED 12 HIGHEST WIND DIRECTION SE (150)  
HIGHEST GUST SPEED 17 HIGHEST GUST DIRECTION S (160)  
AVERAGE WIND SPEED 3.7  
 
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 90  
LOWEST 76  
AVERAGE 83  
   
......................................................
 
 
THE MARATHON CLIMATE NORMALS FOR TODAY  
NORMAL RECORD YEAR  
MAXIMUM TEMPERATURE (F) 79 88 2016  
MINIMUM TEMPERATURE (F) 69 53 1959  
2010  
 
SUNRISE AND SUNSET  
DECEMBER 6 2025......SUNRISE 655 AM EST SUNSET 536 PM EST  
DECEMBER 7 2025......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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