094  
CDUS42 KKEY 110529  
CLIMTH  
 
CLIMATE REPORT  
NATIONAL WEATHER SERVICE KEY WEST FL  
129 AM EDT MON AUG 11 2025  
   
...............................
 
 
   
..THE MARATHON CLIMATE SUMMARY FOR AUGUST 10 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 87 249 PM 98 1987 92 -5 91  
MINIMUM 80 1115 PM 71 1953 80 0 81  
AVERAGE 84 86 -2 86  
 
PRECIPITATION (IN)  
YESTERDAY T 2.86 2010 0.16 -0.16 0.00  
MONTH TO DATE 2.08 1.55 0.53 1.00  
SINCE JUN 1 9.76 9.55 0.21 11.71  
SINCE JAN 1 15.20 19.69 -4.49 27.32  
 
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 19 21 -2 21  
MONTH TO DATE 207 210 -3 212  
SINCE JUN 1 1414 1417 -3 1467  
SINCE JAN 1 3098 3040 58 3233    
...............................................................
 
 
WIND (MPH)  
HIGHEST WIND SPEED 13 HIGHEST WIND DIRECTION N (350)  
HIGHEST GUST SPEED 21 HIGHEST GUST DIRECTION N (350)  
AVERAGE WIND SPEED 5.3  
 
SKY COVER  
POSSIBLE SUNSHINE MM  
AVERAGE SKY COVER 0.2  
 
WEATHER CONDITIONS  
THE FOLLOWING WEATHER WAS RECORDED YESTERDAY.  
LIGHT RAIN  
 
RELATIVE HUMIDITY (PERCENT)  
HIGHEST 87  
LOWEST 68  
AVERAGE 78  
   
......................................................
 
 
THE MARATHON CLIMATE NORMALS FOR TODAY  
NORMAL RECORD YEAR  
MAXIMUM TEMPERATURE (F) 92 97 1985  
1987  
MINIMUM TEMPERATURE (F) 80 70 1953  
 
SUNRISE AND SUNSET  
AUGUST 11 2025........SUNRISE 657 AM EDT SUNSET 801 PM EDT  
AUGUST 12 2025........SUNRISE 658 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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