164   
CDUS41 KILN 170542  
CLIDAY  
  
CLIMATE REPORT   
NATIONAL WEATHER SERVICE WILMINGTON OH  
142 AM EDT SAT MAY 17 2025  
   
...............................  
  
   
..THE DAYTON OH CLIMATE SUMMARY FOR MAY 16 2025  
  
CLIMATE NORMAL PERIOD: 1991 TO 2020  
CLIMATE RECORD PERIOD: 1869 TO 2025  
  
WEATHER ITEM   OBSERVED TIME   RECORD YEAR NORMAL DEPARTURE LAST        
                VALUE   (LST)  VALUE       VALUE  FROM      YEAR       
                                                  NORMAL              
...............................................................  
  
TEMPERATURE (F)                                                            
 YESTERDAY                                                             
  MAXIMUM         83   4:03 PM  94    1900  74      9       80          
  MINIMUM         62  10:24 PM  32    1904  54      8       53          
  AVERAGE         73                        64      9       67       
  
PRECIPITATION (IN)                                                      
  YESTERDAY        0.50          1.16 1909   0.14   0.36     0.01       
  MONTH TO DATE    3.97                      2.39   1.58     1.83       
  SINCE MAR 1     13.97                     10.35   3.62     9.63       
  SINCE JAN 1     17.82                     15.78   2.04    16.73       
  
SNOWFALL (IN)                                                                
  YESTERDAY        0.0                       0.0    0.0      0.0        
  MONTH TO DATE    0.0                       0.0    0.0      0.0        
  SINCE MAR 1      0.5                       4.3   -3.8       T         
  SINCE JUL 1     22.5                      25.0   -2.5     13.6        
  SNOW DEPTH       0                                                   
  
DEGREE DAYS                                                             
 HEATING                                                                
  YESTERDAY        0                         4     -4        0          
  MONTH TO DATE   61                        83    -22       18          
  SINCE MAR 1    925                      1149   -224      828          
  SINCE JUL 1   4725                      5093   -368     4190          
  
 COOLING                                                                
  YESTERDAY        8                         3      5        2          
  MONTH TO DATE   34                        32      2       45          
  SINCE MAR 1     59                        49     10       80          
  SINCE JAN 1     59                        49     10       80           
...............................................................  
  
WIND (MPH)                                                              
  RESULTANT WIND SPEED  12   RESULTANT WIND DIRECTION  SW (210)         
  HIGHEST WIND SPEED    31   HIGHEST WIND DIRECTION    SW (230)         
  HIGHEST GUST SPEED    51   HIGHEST GUST DIRECTION    SW (230)         
  AVERAGE WIND SPEED    13.9                                          
  
SKY COVER                                                               
  POSSIBLE SUNSHINE  MM                                                   
  AVERAGE SKY COVER 0.7                                                   
  
WEATHER CONDITIONS                                                      
THE FOLLOWING WEATHER WAS RECORDED YESTERDAY.                           
  THUNDERSTORM                                                          
  HEAVY RAIN                                                            
  RAIN                                                                  
  LIGHT RAIN                                                            
  FOG                                                                   
  
RELATIVE HUMIDITY (PERCENT)  
 HIGHEST    90          10:00 PM                                        
 LOWEST     51           5:00 PM                                        
 AVERAGE    71                                                          
   
......................................................  
  
THE DAYTON OH CLIMATE NORMALS FOR TODAY  
                         NORMAL    RECORD    YEAR                       
 MAXIMUM TEMPERATURE (F)   74        93      1899                        
                                             1900                       
 MINIMUM TEMPERATURE (F)   54        33      1895                        
  
SUNRISE AND SUNSET                                                      
MAY 17 2025...........SUNRISE   6:20 AM EDT   SUNSET   8:47 PM EDT       
MAY 18 2025...........SUNRISE   6:19 AM EDT   SUNSET   8:48 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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