364  
CDUS41 KILN 100532  
CLIDAY  
 
CLIMATE REPORT  
NATIONAL WEATHER SERVICE WILMINGTON OH  
1232 AM EST WED DEC 10 2025  
   
...............................
 
 
   
..THE DAYTON OH CLIMATE SUMMARY FOR DECEMBER 9 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 41 3:22 PM 65 1897 43 -2 54  
1946  
MINIMUM 15 3:14 AM -7 1917 29 -14 42  
AVERAGE 28 36 -8 48  
 
PRECIPITATION (IN)  
YESTERDAY T 1.37 1923 0.10 -0.10 0.42  
MONTH TO DATE 0.29 0.87 -0.58 0.44  
SINCE DEC 1 0.29 0.87 -0.58 0.44  
SINCE JAN 1 39.32 39.15 0.17 36.62  
 
SNOWFALL (IN)  
YESTERDAY 0.0 1.8 1956 0.1 -0.1 0.0  
MONTH TO DATE 3.6 0.9 2.7 0.5  
SINCE DEC 1 3.6 0.9 2.7 0.5  
SINCE JUL 1 8.3 1.9 6.4 2.6  
SNOW DEPTH 0  
 
DEGREE DAYS  
HEATING  
YESTERDAY 37 29 8 17  
MONTH TO DATE 351 251 100 301  
SINCE DEC 1 351 251 100 301  
SINCE JUL 1 1360 1241 119 1050  
 
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 14 RESULTANT WIND DIRECTION S (200)  
HIGHEST WIND SPEED 28 HIGHEST WIND DIRECTION S (200)  
HIGHEST GUST SPEED 38 HIGHEST GUST DIRECTION SW (220)  
AVERAGE WIND SPEED 14.8  
 
SKY COVER  
POSSIBLE SUNSHINE MM  
AVERAGE SKY COVER 0.7  
 
WEATHER CONDITIONS  
THE FOLLOWING WEATHER WAS RECORDED YESTERDAY.  
LIGHT RAIN  
 
RELATIVE HUMIDITY (PERCENT)  
HIGHEST 78 10:00 AM  
LOWEST 53 3:00 PM  
AVERAGE 66  
   
......................................................
 
 
THE DAYTON OH CLIMATE NORMALS FOR TODAY  
NORMAL RECORD YEAR  
MAXIMUM TEMPERATURE (F) 43 67 1971  
MINIMUM TEMPERATURE (F) 28 -9 1958  
 
SUNRISE AND SUNSET  
DECEMBER 10 2025......SUNRISE 7:48 AM EST SUNSET 5:12 PM EST  
DECEMBER 11 2025......SUNRISE 7:48 AM EST SUNSET 5:12 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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