181  
CDUS41 KILN 190534  
CLIDAY  
 
CLIMATE REPORT  
NATIONAL WEATHER SERVICE WILMINGTON OH  
1234 AM EST FRI DEC 19 2025  
   
...............................
 
 
   
..THE DAYTON OH CLIMATE SUMMARY FOR DECEMBER 18 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 54 7:27 PM 62 1908 41 13 41  
1967  
MINIMUM 36 12:21 AM -3 1953 27 9 33  
1985  
1989  
AVERAGE 45 34 11 37  
 
PRECIPITATION (IN)  
YESTERDAY 0.57 1.71 1990 0.09 0.48 0.19  
MONTH TO DATE 1.32 1.72 -0.40 2.07  
SINCE DEC 1 1.32 1.72 -0.40 2.07  
SINCE JAN 1 40.35 40.00 0.35 38.25  
 
SNOWFALL (IN)  
YESTERDAY 0.0 5.0 1951 0.2 -0.2 0.0  
MONTH TO DATE 7.9 2.3 5.6 1.5  
SINCE DEC 1 7.9 2.3 5.6 1.5  
SINCE JUL 1 12.6 3.3 9.3 3.6  
SNOW DEPTH T  
 
DEGREE DAYS  
HEATING  
YESTERDAY 20 31 -11 28  
MONTH TO DATE 693 524 169 556  
SINCE DEC 1 693 524 169 556  
SINCE JUL 1 1702 1514 188 1305  
 
COOLING  
YESTERDAY 0 0 0 0  
MONTH TO DATE 0 0 0 0  
SINCE DEC 1 0 0 0 0  
SINCE JAN 1 1184 1153 31 1328    
...............................................................
 
 
WIND (MPH)  
RESULTANT WIND SPEED 13 RESULTANT WIND DIRECTION S (180)  
HIGHEST WIND SPEED 33 HIGHEST WIND DIRECTION SW (230)  
HIGHEST GUST SPEED 44 HIGHEST GUST DIRECTION S (180)  
AVERAGE WIND SPEED 15.3  
 
SKY COVER  
POSSIBLE SUNSHINE MM  
AVERAGE SKY COVER 0.8  
 
WEATHER CONDITIONS  
THE FOLLOWING WEATHER WAS RECORDED YESTERDAY.  
HEAVY RAIN  
RAIN  
LIGHT RAIN  
FOG  
 
RELATIVE HUMIDITY (PERCENT)  
HIGHEST 93 9:00 PM  
LOWEST 53 7:00 AM  
AVERAGE 73  
   
......................................................
 
 
THE DAYTON OH CLIMATE NORMALS FOR TODAY  
NORMAL RECORD YEAR  
MAXIMUM TEMPERATURE (F) 40 60 1895  
1924  
MINIMUM TEMPERATURE (F) 26 -7 1963  
 
SUNRISE AND SUNSET  
DECEMBER 19 2025......SUNRISE 7:54 AM EST SUNSET 5:14 PM EST  
DECEMBER 20 2025......SUNRISE 7:54 AM EST SUNSET 5:15 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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