499   
CDUS42 KKEY 160528  
CLIMTH  
  
CLIMATE REPORT   
NATIONAL WEATHER SERVICE KEY WEST FL  
128 AM EDT THU OCT 16 2025  
   
...............................  
  
   
..THE MARATHON CLIMATE SUMMARY FOR OCTOBER 15 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         85    242 PM  91    1971  87     -2       86         
                                      2002                             
                                      2014                             
  MINIMUM         76   1140 PM  66    1996  76      0       78         
  AVERAGE         81                        81      0       82       
  
PRECIPITATION (IN)                                                      
  YESTERDAY        0.00          5.89 1999   0.20  -0.20     0.17       
  MONTH TO DATE    6.48                      3.28   3.20     6.04       
  SINCE SEP 1     15.74                      9.65   6.09     9.22       
  SINCE JAN 1     32.34                     33.11  -0.77    44.35       
  
DEGREE DAYS                                                             
 HEATING                                                                
  YESTERDAY        0                         0      0        0          
  MONTH TO DATE    0                         0      0        0          
  SINCE SEP 1      0                         0      0        0          
  SINCE JUL 1      0                         0      0        0          
  
 COOLING                                                                
  YESTERDAY       16                        16      0       17          
  MONTH TO DATE  188                       260    -72      270          
  SINCE SEP 1    736                       834    -98      906          
  SINCE JAN 1   4284                      4304    -20     4574           
...............................................................  
  
WIND (MPH)                                                              
  HIGHEST WIND SPEED    15   HIGHEST WIND DIRECTION    NE (60)          
  HIGHEST GUST SPEED    22   HIGHEST GUST DIRECTION    NE (40)          
  AVERAGE WIND SPEED     8.6                                          
  
SKY COVER                                                               
  POSSIBLE SUNSHINE  MM                                                   
  AVERAGE SKY COVER 0.1                                                   
  
WEATHER CONDITIONS                                                      
THE FOLLOWING WEATHER WAS RECORDED YESTERDAY.                           
  NO SIGNIFICANT WEATHER WAS OBSERVED.                                    
  
RELATIVE HUMIDITY (PERCENT)  
 HIGHEST    82                                                          
 LOWEST     55                                                          
 AVERAGE    69                                                          
   
......................................................  
  
THE MARATHON CLIMATE NORMALS FOR TODAY  
                         NORMAL    RECORD    YEAR                       
 MAXIMUM TEMPERATURE (F)   86        93      2009                        
 MINIMUM TEMPERATURE (F)   76        63      1955                        
  
SUNRISE AND SUNSET                                                      
OCTOBER 16 2025.......SUNRISE   723 AM EDT   SUNSET   656 PM EDT       
OCTOBER 17 2025.......SUNRISE   723 AM EDT   SUNSET   655 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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