268   
CDUS41 KILN 212105  
CLIDAY  
  
CLIMATE REPORT   
NATIONAL WEATHER SERVICE WILMINGTON OH  
505 PM EDT SUN SEP 21 2025  
   
...............................  
  
   
..THE DAYTON OH CLIMATE SUMMARY FOR SEPTEMBER 21 2025  
  
VALID TODAY AS OF 0500 PM LOCAL TIME.  
  
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)                                                            
 TODAY                                                                 
  MAXIMUM         85   2:57 PM  95    1895  77      8       93          
                                      1908                             
  MINIMUM         65   4:11 AM  31    1897  55     10       69          
  AVERAGE         75                        66      9       81       
  
PRECIPITATION (IN)                                                      
  TODAY            T             2.26 1950   0.12  -0.12     0.00       
  MONTH TO DATE    0.20                      2.34  -2.14      T         
  SINCE SEP 1      0.20                      2.34  -2.14      T         
  SINCE JAN 1     30.77                     31.29  -0.52    27.52       
  
SNOWFALL (IN)                                                                
  TODAY            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                                                                
  TODAY            0                         2     -2        0          
  MONTH TO DATE   18                        23     -5       16          
  SINCE SEP 1     18                        23     -5       16          
  SINCE JUL 1     38                        26     12       23          
  
 COOLING                                                                
  TODAY           10                         3      7       16          
  MONTH TO DATE   90                       115    -25      150          
  SINCE SEP 1     90                       115    -25      150          
  SINCE JAN 1   1109                      1105      4     1249           
...............................................................  
  
WIND (MPH)                                                              
  HIGHEST WIND SPEED    20   HIGHEST WIND DIRECTION    SE (140)         
  HIGHEST GUST SPEED    26   HIGHEST GUST DIRECTION    NE (30)          
  AVERAGE WIND SPEED     7.6                                          
  
SKY COVER                                                               
  POSSIBLE SUNSHINE  MM                                                   
  AVERAGE SKY COVER 0.7                                                   
  
WEATHER CONDITIONS                                                      
THE FOLLOWING WEATHER WAS RECORDED TODAY.                               
  LIGHT RAIN                                                            
  
RELATIVE HUMIDITY (PERCENT)  
 HIGHEST    70                                                          
 LOWEST     45                                                          
 AVERAGE    58                                                          
   
......................................................  
  
THE DAYTON OH CLIMATE NORMALS FOR TOMORROW  
                         NORMAL    RECORD    YEAR                       
 MAXIMUM TEMPERATURE (F)   77        95      1895                        
 MINIMUM TEMPERATURE (F)   55        33      1897                        
  
SUNRISE AND SUNSET                                                      
SEPTEMBER 21 2025.....SUNRISE   7:24 AM EDT   SUNSET   7:35 PM EDT       
SEPTEMBER 22 2025.....SUNRISE   7:25 AM EDT   SUNSET   7:33 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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