685  
CDUS42 KKEY 170530  
CLIMTH  
 
CLIMATE REPORT  
NATIONAL WEATHER SERVICE KEY WEST FL  
130 AM EDT FRI JUL 17 2026  
   
...............................
 
 
   
..THE MARATHON CLIMATE SUMMARY FOR JULY 16 2026
 
 
CLIMATE NORMAL PERIOD 1991 TO 2020  
CLIMATE RECORD PERIOD 1950 TO 2026  
 
WEATHER ITEM OBSERVED TIME RECORD YEAR NORMAL DEPARTURE LAST  
VALUE (LST) VALUE VALUE FROM YEAR  
NORMAL    
...............................................................
 
 
TEMPERATURE (F)  
YESTERDAY  
MAXIMUM 93 359 PM 98 2023 91 2 88  
MINIMUM 84 729 AM 72 1950 79 5 78  
AVERAGE 89 85 4 83  
 
PRECIPITATION (IN)  
YESTERDAY 0.00 0.64 1972 0.12 -0.12 0.09  
MONTH TO DATE 1.65 1.85 -0.20 1.18  
SINCE JUN 1 3.38 6.08 -2.70 6.81  
SINCE JAN 1 14.23 16.22 -1.99 12.25  
 
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 24 20 4 18  
MONTH TO DATE 346 320 26 313  
SINCE JUN 1 931 902 29 892  
SINCE JAN 1 2503 2525 -22 2576    
...............................................................
 
 
WIND (MPH)  
HIGHEST WIND SPEED 10 HIGHEST WIND DIRECTION E (70)  
HIGHEST GUST SPEED 17 HIGHEST GUST DIRECTION N (10)  
AVERAGE WIND SPEED 4.8  
 
SKY COVER  
POSSIBLE SUNSHINE MM  
AVERAGE SKY COVER 0.0  
 
WEATHER CONDITIONS  
THE FOLLOWING WEATHER WAS RECORDED YESTERDAY.  
NO SIGNIFICANT WEATHER WAS OBSERVED.  
 
RELATIVE HUMIDITY (PERCENT)  
HIGHEST 82  
LOWEST 57  
AVERAGE 70  
   
......................................................
 
 
THE MARATHON CLIMATE NORMALS FOR TODAY  
NORMAL RECORD YEAR  
MAXIMUM TEMPERATURE (F) 91 98 2023  
MINIMUM TEMPERATURE (F) 79 68 1952  
 
SUNRISE AND SUNSET  
JULY 17 2026..........SUNRISE 645 AM EDT SUNSET 815 PM EDT  
JULY 18 2026..........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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