939  
CDUS42 KKEY 130532  
CLIMTH  
 
CLIMATE REPORT  
NATIONAL WEATHER SERVICE KEY WEST FL  
132 AM EDT SUN AUG 13 2023  
   
...............................
 
 
   
..THE MARATHON CLIMATE SUMMARY FOR AUGUST 12 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 94 258 PM 95 1968 92 2 92  
2004  
MINIMUM 78 657 PM 73 1952 80 -2 77  
2004  
AVERAGE 86 86 0 85  
 
PRECIPITATION (IN)  
YESTERDAY 1.26R 1.01 1963 0.16 1.10 0.31  
MONTH TO DATE 3.00 1.87 1.13 1.69  
SINCE JUN 1 10.13 9.87 0.26 13.28  
SINCE JAN 1 19.27 20.01 -0.74 20.12  
 
DEGREE DAYS  
HEATING  
YESTERDAY 0 0 0 0  
MONTH TO DATE 0 0 0 0  
SINCE JUN 1 0 0 0 0  
SINCE JUL 1 0 0 0 0  
 
COOLING  
YESTERDAY 21 21 0 20  
MONTH TO DATE 292 252 40 261  
SINCE JUN 1 1683 1459 224 1523  
SINCE JAN 1 3876 3082 794 3437    
...............................................................
 
 
WIND (MPH)  
HIGHEST WIND SPEED 18 HIGHEST WIND DIRECTION S (160)  
HIGHEST GUST SPEED 32 HIGHEST GUST DIRECTION S (160)  
AVERAGE WIND SPEED 5.1  
 
SKY COVER  
POSSIBLE SUNSHINE MM  
AVERAGE SKY COVER 0.4  
 
WEATHER CONDITIONS  
THE FOLLOWING WEATHER WAS RECORDED YESTERDAY.  
THUNDERSTORM  
HEAVY RAIN  
RAIN  
LIGHT RAIN  
FOG  
FOG W/VISIBILITY <= 1/4 MILE  
 
RELATIVE HUMIDITY (PERCENT)  
HIGHEST 97  
LOWEST 62  
AVERAGE 80  
   
......................................................
 
 
THE MARATHON CLIMATE NORMALS FOR TODAY  
NORMAL RECORD YEAR  
MAXIMUM TEMPERATURE (F) 92 96 1985  
MINIMUM TEMPERATURE (F) 80 71 1958  
 
SUNRISE AND SUNSET  
AUGUST 13 2023........SUNRISE 658 AM EDT SUNSET 800 PM EDT  
AUGUST 14 2023........SUNRISE 658 AM EDT SUNSET 800 PM EDT  
 
- INDICATES NEGATIVE NUMBERS.  
R INDICATES RECORD WAS SET OR TIED.  
MM INDICATES DATA IS MISSING.  
T INDICATES TRACE AMOUNT.  
 

 
 
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