621   
CDUS42 KKEY 220530  
CLIMTH  
  
CLIMATE REPORT   
NATIONAL WEATHER SERVICE KEY WEST FL  
130 AM EDT TUE JUL 22 2025  
   
...............................  
  
   
..THE MARATHON CLIMATE SUMMARY FOR JULY 21 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    255 PM  97    2023  91     -1       91         
  MINIMUM         82    540 AM  69    1953  80      2       82         
  AVERAGE         86                        85      1       87       
  
PRECIPITATION (IN)                                                      
  YESTERDAY        0.01          3.34 2006   0.14  -0.13     0.06       
  MONTH TO DATE    1.21                      2.50  -1.29     0.90       
  SINCE JUN 1      6.84                      6.73   0.11    10.57       
  SINCE JAN 1     12.28                     16.87  -4.59    26.18       
  
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       21                        20      1       22          
  MONTH TO DATE  419                       420     -1      453          
  SINCE JUN 1    998                      1002     -4     1031          
  SINCE JAN 1   2682                      2625     57     2797           
...............................................................  
  
WIND (MPH)                                                              
  HIGHEST WIND SPEED    10   HIGHEST WIND DIRECTION    SE (150)         
  HIGHEST GUST SPEED    21   HIGHEST GUST DIRECTION     N (350)         
  AVERAGE WIND SPEED     5.2                                          
  
SKY COVER                                                               
  POSSIBLE SUNSHINE  MM                                                   
  AVERAGE SKY COVER 0.2                                                   
  
WEATHER CONDITIONS                                                      
THE FOLLOWING WEATHER WAS RECORDED YESTERDAY.                           
  HAZE                                                                  
  
RELATIVE HUMIDITY (PERCENT)  
 HIGHEST    80                                                          
 LOWEST     61                                                          
 AVERAGE    71                                                          
   
......................................................  
  
THE MARATHON CLIMATE NORMALS FOR TODAY  
                         NORMAL    RECORD    YEAR                       
 MAXIMUM TEMPERATURE (F)   91        98      2023                        
 MINIMUM TEMPERATURE (F)   80        68      1956                        
  
SUNRISE AND SUNSET                                                      
JULY 22 2025..........SUNRISE   648 AM EDT   SUNSET   813 PM EDT       
JULY 23 2025..........SUNRISE   648 AM EDT   SUNSET   813 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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