535   
CDUS41 KILN 180538  
CLIDAY  
  
CLIMATE REPORT   
NATIONAL WEATHER SERVICE WILMINGTON OH  
138 AM EDT MON AUG 18 2025  
   
...............................  
  
   
..THE DAYTON OH CLIMATE SUMMARY FOR AUGUST 17 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         84   4:22 PM 102    1988  85     -1       88          
  MINIMUM         69   5:07 AM  43    1902  65      4       69          
  AVERAGE         77                        75      2       79       
  
PRECIPITATION (IN)                                                      
  YESTERDAY        0.00          1.95 1926   0.10  -0.10     0.56       
  MONTH TO DATE    1.33                      1.62  -0.29     2.55       
  SINCE JUN 1     11.71                      9.71   2.00     8.33       
  SINCE JAN 1     30.56                     27.61   2.95    27.16       
  
SNOWFALL (IN)                                                                
  YESTERDAY        0.0           0.0    MM   0.0    0.0      0.0        
  MONTH TO DATE    0.0                       0.0    0.0      0.0        
  SINCE JUN 1      0.0                       0.0    0.0      0.0        
  SINCE JUL 1      0.0                       0.0    0.0      0.0        
  SNOW DEPTH       0                                                   
  
DEGREE DAYS                                                             
 HEATING                                                                
  YESTERDAY        0                         0      0        0          
  MONTH TO DATE    0                         0      0        0          
  SINCE JUN 1      8                        13     -5        9          
  SINCE JUL 1      0                         0      0        0          
  
 COOLING                                                                
  YESTERDAY       12                        10      2       14          
  MONTH TO DATE  175                       172      3      176          
  SINCE JUN 1    909                       755    154      791          
  SINCE JAN 1    969                       866    103      958           
...............................................................  
  
WIND (MPH)                                                              
  RESULTANT WIND SPEED   5   RESULTANT WIND DIRECTION  NW (330)         
  HIGHEST WIND SPEED    16   HIGHEST WIND DIRECTION    NE (50)          
  HIGHEST GUST SPEED    20   HIGHEST GUST DIRECTION    NE (50)          
  AVERAGE WIND SPEED     7.2                                          
  
SKY COVER                                                               
  POSSIBLE SUNSHINE  MM                                                   
  AVERAGE SKY COVER 0.7                                                   
  
WEATHER CONDITIONS                                                      
THE FOLLOWING WEATHER WAS RECORDED YESTERDAY.                           
  NO SIGNIFICANT WEATHER WAS OBSERVED.                                    
  
RELATIVE HUMIDITY (PERCENT)  
 HIGHEST    90           2:00 AM                                        
 LOWEST     62          12:00 PM                                        
 AVERAGE    76                                                          
   
......................................................  
  
THE DAYTON OH CLIMATE NORMALS FOR TODAY  
                         NORMAL    RECORD    YEAR                       
 MAXIMUM TEMPERATURE (F)   85        99      1988                        
 MINIMUM TEMPERATURE (F)   64        50      1897                        
                                             1963                       
                                             1981                       
  
SUNRISE AND SUNSET                                                      
AUGUST 18 2025........SUNRISE   6:52 AM EDT   SUNSET   8:29 PM EDT       
AUGUST 19 2025........SUNRISE   6:53 AM EDT   SUNSET   8:27 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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