049  
CDUS42 KKEY 050531  
CLIMTH  
 
CLIMATE REPORT  
NATIONAL WEATHER SERVICE KEY WEST FL  
131 AM EDT TUE AUG 05 2025  
   
...............................
 
 
   
..THE MARATHON CLIMATE SUMMARY FOR AUGUST 4 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 90 356 PM 96 1982 92 -2 88  
2002  
MINIMUM 84 538 AM 70 1952 80 4 78  
AVERAGE 87 86 1 83  
 
PRECIPITATION (IN)  
YESTERDAY 0.00 2.00 1984 0.16 -0.16 0.50  
MONTH TO DATE 0.00 0.62 -0.62 0.91  
SINCE JUN 1 7.68 8.62 -0.94 11.62  
SINCE JAN 1 13.12 18.76 -5.64 27.23  
 
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 22 21 1 18  
MONTH TO DATE 90 84 6 79  
SINCE JUN 1 1297 1291 6 1334  
SINCE JAN 1 2981 2914 67 3100    
...............................................................
 
 
WIND (MPH)  
HIGHEST WIND SPEED 12 HIGHEST WIND DIRECTION SE (150)  
HIGHEST GUST SPEED 20 HIGHEST GUST DIRECTION SE (120)  
AVERAGE WIND SPEED 6.8  
 
SKY COVER  
POSSIBLE SUNSHINE MM  
AVERAGE SKY COVER 0.1  
 
WEATHER CONDITIONS  
THE FOLLOWING WEATHER WAS RECORDED YESTERDAY.  
HAZE  
 
RELATIVE HUMIDITY (PERCENT)  
HIGHEST 80  
LOWEST 65  
AVERAGE 73  
   
......................................................
 
 
THE MARATHON CLIMATE NORMALS FOR TODAY  
NORMAL RECORD YEAR  
MAXIMUM TEMPERATURE (F) 92 96 2002  
MINIMUM TEMPERATURE (F) 80 71 1971  
 
SUNRISE AND SUNSET  
AUGUST 5 2025........SUNRISE 654 AM EDT SUNSET 806 PM EDT  
AUGUST 6 2025........SUNRISE 655 AM EDT SUNSET 805 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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