AFOS product CLIDAY
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CDUS41 KILN 180606
CLIDAY

CLIMATE REPORT 
NATIONAL WEATHER SERVICE WILMINGTON OH
206 AM EDT THU SEP 18 2025

...................................

...THE DAYTON OH CLIMATE SUMMARY FOR SEPTEMBER 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         86   4:49 PM  92    1899  78      8       87        
                                      1906                           
                                      1931                           
  MINIMUM         58   5:43 AM  39    1959  56      2       57        
  AVERAGE         72                        67      5       72     

PRECIPITATION (IN)                                                    
  YESTERDAY        0.00          0.77 2016   0.12  -0.12      T       
  MONTH TO DATE    0.20                      1.90  -1.70      T       
  SINCE SEP 1      0.20                      1.90  -1.70      T       
  SINCE JAN 1     30.77                     30.85  -0.08    27.52     

SNOWFALL (IN)                                                              
  YESTERDAY        0.0          MM      MM   0.0    0.0      0.0      
  MONTH TO DATE    0.0                       0.0    0.0      0.0      
  SINCE SEP 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                         2     -2        0        
  MONTH TO DATE   18                        15      3       16        
  SINCE SEP 1     18                        15      3       16        
  SINCE JUL 1     38                        18     20       23        

 COOLING                                                              
  YESTERDAY        7                         4      3        7        
  MONTH TO DATE   51                       100    -49       98        
  SINCE SEP 1     51                       100    -49       98        
  SINCE JAN 1   1070                      1090    -20     1197        
...................................................................


WIND (MPH)                                                            
  RESULTANT WIND SPEED   2   RESULTANT WIND DIRECTION  NE (50)        
  HIGHEST WIND SPEED    12   HIGHEST WIND DIRECTION     N (10)        
  HIGHEST GUST SPEED    17   HIGHEST GUST DIRECTION     N (350)       
  AVERAGE WIND SPEED     2.5                                        


SKY COVER                                                             
  POSSIBLE SUNSHINE  MM                                                 
  AVERAGE SKY COVER 0.2                                                 


WEATHER CONDITIONS                                                    
THE FOLLOWING WEATHER WAS RECORDED YESTERDAY.                         
  NO SIGNIFICANT WEATHER WAS OBSERVED.                                  


RELATIVE HUMIDITY (PERCENT)
 HIGHEST    78           7:00 AM                                      
 LOWEST     30           5:00 PM                                      
 AVERAGE    54                                                        

..........................................................


THE DAYTON OH CLIMATE NORMALS FOR TODAY
                         NORMAL    RECORD    YEAR                     
 MAXIMUM TEMPERATURE (F)   78        96      1895                      
 MINIMUM TEMPERATURE (F)   56        37      1901                      
                                             1903                     
                                             1959                     


SUNRISE AND SUNSET                                                    
SEPTEMBER 18 2025.....SUNRISE   7:21 AM EDT   SUNSET   7:40 PM EDT     
SEPTEMBER 19 2025.....SUNRISE   7:22 AM EDT   SUNSET   7:38 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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