433  
CDUS42 KKEY 112020  
CLIMTH  
 
CLIMATE REPORT  
NATIONAL WEATHER SERVICE KEY WEST FL  
420 PM EDT FRI AUG 11 2023  
   
...............................
 
 
   
..THE MARATHON CLIMATE SUMMARY FOR AUGUST 11 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 95 1150 AM 97 1985 92 3 93  
1987  
MINIMUM 86 1232 PM 70 1953 80 6 83  
AVERAGE 91 86 5 88  
 
PRECIPITATION (IN)  
TODAY 0.09 2.23 1966 0.16 -0.07 0.00  
MONTH TO DATE 1.70 1.71 -0.01 1.38  
SINCE JUN 1 8.83 9.71 -0.88 12.97  
SINCE JAN 1 17.97 19.85 -1.88 19.81  
 
DEGREE DAYS  
HEATING  
TODAY 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  
TODAY 26 21 5 23  
MONTH TO DATE 271 231 40 241  
SINCE JUN 1 1662 1438 224 1503  
SINCE JAN 1 3855 3061 794 3417    
...............................................................
 
 
WIND (MPH)  
HIGHEST WIND SPEED 9 HIGHEST WIND DIRECTION NE (40)  
HIGHEST GUST SPEED 15 HIGHEST GUST DIRECTION SE (130)  
AVERAGE WIND SPEED 5.2  
 
SKY COVER  
POSSIBLE SUNSHINE MM  
AVERAGE SKY COVER 0.2  
 
WEATHER CONDITIONS  
THE FOLLOWING WEATHER WAS RECORDED TODAY.  
HEAVY RAIN  
RAIN  
LIGHT RAIN  
HAZE  
 
RELATIVE HUMIDITY (PERCENT)  
HIGHEST 85  
LOWEST 60  
AVERAGE 73  
   
......................................................
 
 
THE MARATHON CLIMATE NORMALS FOR TOMORROW  
NORMAL RECORD YEAR  
MAXIMUM TEMPERATURE (F) 92 95 1968  
2004  
MINIMUM TEMPERATURE (F) 80 73 1952  
2004  
 
SUNRISE AND SUNSET  
AUGUST 11 2023........SUNRISE 657 AM EDT SUNSET 802 PM EDT  
AUGUST 12 2023........SUNRISE 657 AM EDT SUNSET 801 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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