149   
CDUS41 KILN 170547  
CLIDAY  
  
CLIMATE REPORT   
NATIONAL WEATHER SERVICE WILMINGTON OH  
1247 AM EST TUE DEC 17 2024  
   
...............................  
  
   
..THE DAYTON OH CLIMATE SUMMARY FOR DECEMBER 16 2024  
  
CLIMATE NORMAL PERIOD: 1991 TO 2020  
CLIMATE RECORD PERIOD: 1869 TO 2024  
  
WEATHER ITEM   OBSERVED TIME   RECORD YEAR NORMAL DEPARTURE LAST        
                VALUE   (LST)  VALUE       VALUE  FROM      YEAR       
                                                  NORMAL              
...............................................................  
  
TEMPERATURE (F)                                                            
 YESTERDAY                                                             
  MAXIMUM         58   9:02 PM  65    1933  41     17       56          
  MINIMUM         46  11:59 PM -15    1951  27     19       36          
  AVERAGE         52                        34     18       46       
  
PRECIPITATION (IN)                                                      
  YESTERDAY        0.65          1.01 1996   0.09   0.56      T         
  MONTH TO DATE    1.88                      1.54   0.34     1.13       
  SINCE DEC 1      1.88                      1.54   0.34     1.13       
  SINCE JAN 1     38.06                     39.82  -1.76    34.29       
  
SNOWFALL (IN)                                                                
  YESTERDAY        0.0           1.9  2010   0.1   -0.1      0.0        
  MONTH TO DATE    1.5                       1.9   -0.4      0.1        
  SINCE DEC 1      1.5                       1.9   -0.4      0.1        
  SINCE JUL 1      3.6                       2.9    0.7      0.1        
  SNOW DEPTH       0                                                   
  
DEGREE DAYS                                                             
 HEATING                                                                
  YESTERDAY       13                        31    -18       19          
  MONTH TO DATE  506                       462     44      373          
  SINCE DEC 1    506                       462     44      373          
  SINCE JUL 1   1255                      1452   -197     1279          
  
 COOLING                                                                
  YESTERDAY        0                         0      0        0          
  MONTH TO DATE    0                         0      0        0          
  SINCE DEC 1      0                         0      0        0          
  SINCE JAN 1   1328                      1153    175     1018           
...............................................................  
  
WIND (MPH)                                                              
  RESULTANT WIND SPEED  12   RESULTANT WIND DIRECTION   S (200)         
  HIGHEST WIND SPEED    31   HIGHEST WIND DIRECTION     W (270)         
  HIGHEST GUST SPEED    41   HIGHEST GUST DIRECTION     W (250)         
  AVERAGE WIND SPEED    15.0                                          
  
SKY COVER                                                               
  POSSIBLE SUNSHINE  MM                                                   
  AVERAGE SKY COVER 1.0                                                   
  
WEATHER CONDITIONS                                                      
THE FOLLOWING WEATHER WAS RECORDED YESTERDAY.                           
  HEAVY RAIN                                                            
  RAIN                                                                  
  LIGHT RAIN                                                            
  FOG                                                                   
  
RELATIVE HUMIDITY (PERCENT)  
 HIGHEST   100          12:00 AM                                        
 LOWEST     71          10:00 PM                                        
 AVERAGE    86                                                          
   
......................................................  
  
THE DAYTON OH CLIMATE NORMALS FOR TODAY  
                         NORMAL    RECORD    YEAR                       
 MAXIMUM TEMPERATURE (F)   41        66      1984                        
 MINIMUM TEMPERATURE (F)   27        -7      1989                        
  
SUNRISE AND SUNSET                                                      
DECEMBER 17 2024......SUNRISE   7:53 AM EST   SUNSET   5:14 PM EST       
DECEMBER 18 2024......SUNRISE   7:53 AM EST   SUNSET   5:14 PM EST       
  
-  INDICATES NEGATIVE NUMBERS.  
R  INDICATES RECORD WAS SET OR TIED.  
MM INDICATES DATA IS MISSING.  
T  INDICATES TRACE AMOUNT.  
  
  
 
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