165  
CDUS41 KILN 190549  
CLIDAY  
 
CLIMATE REPORT  
NATIONAL WEATHER SERVICE WILMINGTON OH  
1249 AM EST THU DEC 19 2024  
   
...............................  
 
   
..THE DAYTON OH CLIMATE SUMMARY FOR DECEMBER 18 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 41 3:36 PM 62 1908 41 0 41  
1967  
MINIMUM 33 2:11 AM -3 1953 27 6 27  
1985  
1989  
AVERAGE 37 34 3 34  
 
PRECIPITATION (IN)  
YESTERDAY 0.19 1.71 1990 0.09 0.10 0.04  
MONTH TO DATE 2.07 1.72 0.35 1.46  
SINCE DEC 1 2.07 1.72 0.35 1.46  
SINCE JAN 1 38.25 40.00 -1.75 34.62  
 
SNOWFALL (IN)  
YESTERDAY 0.0 5.0 1951 0.2 -0.2 0.7  
MONTH TO DATE 1.5 2.3 -0.8 0.8  
SINCE DEC 1 1.5 2.3 -0.8 0.8  
SINCE JUL 1 3.6 3.3 0.3 0.8  
SNOW DEPTH 0  
 
DEGREE DAYS  
HEATING  
YESTERDAY 28 31 -3 31  
MONTH TO DATE 556 524 32 422  
SINCE DEC 1 556 524 32 422  
SINCE JUL 1 1305 1514 -209 1328  
 
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 5 RESULTANT WIND DIRECTION N (350)  
HIGHEST WIND SPEED 17 HIGHEST WIND DIRECTION NW (320)  
HIGHEST GUST SPEED 23 HIGHEST GUST DIRECTION NW (300)  
AVERAGE WIND SPEED 7.7  
 
SKY COVER  
POSSIBLE SUNSHINE MM  
AVERAGE SKY COVER 0.9  
 
WEATHER CONDITIONS  
THE FOLLOWING WEATHER WAS RECORDED YESTERDAY.  
RAIN  
LIGHT RAIN  
FOG  
 
RELATIVE HUMIDITY (PERCENT)  
HIGHEST 100 10:00 AM  
LOWEST 72 11:00 PM  
AVERAGE 86  
   
......................................................  
 
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 2024......SUNRISE 7:54 AM EST SUNSET 5:14 PM EST  
DECEMBER 20 2024......SUNRISE 7:55 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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