395  
CDUS42 KKEY 172016  
CLIMTH  
 
CLIMATE REPORT  
NATIONAL WEATHER SERVICE KEY WEST FL  
416 PM EDT THU JUL 17 2025  
   
...............................
 
 
   
..THE MARATHON CLIMATE SUMMARY FOR JULY 17 2025
 
 
VALID TODAY AS OF 0400 PM LOCAL TIME.  
 
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)  
TODAY  
MAXIMUM 89 300 PM 98 2023 91 -2 90  
MINIMUM 82 221 AM 68 1952 79 3 85  
AVERAGE 86 85 1 88  
 
PRECIPITATION (IN)  
TODAY T 2.64 1966 0.12 -0.12 0.00  
MONTH TO DATE 1.18 1.97 -0.79 0.84  
SINCE JUN 1 6.81 6.20 0.61 10.51  
SINCE JAN 1 12.25 16.34 -4.09 26.12  
 
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 21 20 1 23  
MONTH TO DATE 334 340 -6 362  
SINCE JUN 1 913 922 -9 940  
SINCE JAN 1 2597 2545 52 2706    
...............................................................
 
 
WIND (MPH)  
HIGHEST WIND SPEED 14 HIGHEST WIND DIRECTION E (110)  
HIGHEST GUST SPEED 21 HIGHEST GUST DIRECTION SE (120)  
AVERAGE WIND SPEED 9.8  
 
SKY COVER  
POSSIBLE SUNSHINE MM  
AVERAGE SKY COVER 0.2  
 
WEATHER CONDITIONS  
THE FOLLOWING WEATHER WAS RECORDED TODAY.  
NO SIGNIFICANT WEATHER WAS OBSERVED.  
 
RELATIVE HUMIDITY (PERCENT)  
HIGHEST 85  
LOWEST 70  
AVERAGE 78  
   
......................................................
 
 
THE MARATHON CLIMATE NORMALS FOR TOMORROW  
NORMAL RECORD YEAR  
MAXIMUM TEMPERATURE (F) 91 98 2023  
MINIMUM TEMPERATURE (F) 79 69 1952  
 
SUNRISE AND SUNSET  
JULY 17 2025..........SUNRISE 646 AM EDT SUNSET 815 PM EDT  
JULY 18 2025..........SUNRISE 646 AM EDT SUNSET 815 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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