332  
CDUS42 KKEY 040531  
CLIMTH  
 
CLIMATE REPORT  
NATIONAL WEATHER SERVICE KEY WEST FL  
1231 AM EST MON DEC 04 2023  
   
...............................  
 
   
..THE MARATHON CLIMATE SUMMARY FOR DECEMBER 3 2023  
 
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)  
YESTERDAY  
MAXIMUM 87R 1214 PM 86 2009 79 8 84  
2018  
MINIMUM 75 1159 PM 55 1956 69 6 75  
AVERAGE 81 74 7 80  
 
PRECIPITATION (IN)  
YESTERDAY 0.00 1.17 2015 0.07 -0.07 0.00  
MONTH TO DATE 0.00 0.22 -0.22 0.05  
SINCE DEC 1 0.00 0.22 -0.22 0.05  
SINCE JAN 1 43.98 37.74 6.24 31.54  
 
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 0 1 -1 0  
 
COOLING  
YESTERDAY 16 10 6 15  
MONTH TO DATE 47 30 17 47  
SINCE DEC 1 47 30 17 47  
SINCE JAN 1 5917 4901 1016 5529    
...............................................................  
 
WIND (MPH)  
HIGHEST WIND SPEED 9 HIGHEST WIND DIRECTION SW (220)  
HIGHEST GUST SPEED 14 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.  
FOG  
HAZE  
 
RELATIVE HUMIDITY (PERCENT)  
HIGHEST 93  
LOWEST 77  
AVERAGE 85  
   
......................................................  
 
THE MARATHON CLIMATE NORMALS FOR TODAY  
NORMAL RECORD YEAR  
MAXIMUM TEMPERATURE (F) 79 88 2018  
MINIMUM TEMPERATURE (F) 69 48 1959  
 
SUNRISE AND SUNSET  
DECEMBER 4 2023......SUNRISE 654 AM EST SUNSET 535 PM EST  
DECEMBER 5 2023......SUNRISE 654 AM EST SUNSET 535 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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