236   
CDUS42 KKEY 170528  
CLIMTH  
  
CLIMATE REPORT   
NATIONAL WEATHER SERVICE KEY WEST FL  
128 AM EDT SAT MAY 17 2025  
   
...............................  
  
   
..THE MARATHON CLIMATE SUMMARY FOR MAY 16 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         86    314 PM  92    1985  88     -2       91         
  MINIMUM         78    200 AM  67    1951  76      2       83         
  AVERAGE         82                        82      0       87       
  
PRECIPITATION (IN)                                                      
  YESTERDAY        0.00          1.34 2019   0.10  -0.10     0.00       
  MONTH TO DATE    1.71                      1.51   0.20      T         
  SINCE MAR 1      2.32                      4.95  -2.63     4.53       
  SINCE JAN 1      4.82                      8.29  -3.47     8.50       
  
DEGREE DAYS                                                             
 HEATING                                                                
  YESTERDAY        0                         0      0        0          
  MONTH TO DATE    0                         0      0        0          
  SINCE MAR 1      0                         5     -5        0          
  SINCE JUL 1     31                        71    -40        8          
  
 COOLING                                                                
  YESTERDAY       17                        17      0       22          
  MONTH TO DATE  264                       253     11      292          
  SINCE MAR 1    964                       954     10     1057          
  SINCE JAN 1   1386                      1360     26     1462           
...............................................................  
  
WIND (MPH)                                                              
  HIGHEST WIND SPEED    13   HIGHEST WIND DIRECTION     E (100)         
  HIGHEST GUST SPEED    17   HIGHEST GUST DIRECTION    SE (130)         
  AVERAGE WIND SPEED     7.7                                          
  
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     70                                                          
 AVERAGE    76                                                          
   
......................................................  
  
THE MARATHON CLIMATE NORMALS FOR TODAY  
                         NORMAL    RECORD    YEAR                       
 MAXIMUM TEMPERATURE (F)   88        94      2010                        
 MINIMUM TEMPERATURE (F)   76        63      1951                        
  
SUNRISE AND SUNSET                                                      
MAY 17 2025...........SUNRISE   639 AM EDT   SUNSET   802 PM EDT       
MAY 18 2025...........SUNRISE   639 AM EDT   SUNSET   803 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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