267  
CDUS41 KILN 190538  
CLIDAY  
 
CLIMATE REPORT  
NATIONAL WEATHER SERVICE WILMINGTON OH  
138 AM EDT TUE AUG 19 2025  
   
...............................
 
 
   
..THE DAYTON OH CLIMATE SUMMARY FOR AUGUST 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 84 4:37 PM 99 1988 85 -1 78  
MINIMUM 65 6:18 AM 50 1897 64 1 65  
1963  
1981  
AVERAGE 75 74 1 72  
 
PRECIPITATION (IN)  
YESTERDAY 0.00 1.36 1941 0.09 -0.09 0.34  
MONTH TO DATE 1.33 1.71 -0.38 2.89  
SINCE JUN 1 11.71 9.80 1.91 8.67  
SINCE JAN 1 30.56 27.70 2.86 27.50  
 
SNOWFALL (IN)  
YESTERDAY 0.0 0.0 MM 0.0 0.0 0.0  
MONTH TO DATE 0.0 0.0 0.0 0.0  
SINCE JUN 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 0 0 0  
MONTH TO DATE 0 0 0 0  
SINCE JUN 1 8 13 -5 9  
SINCE JUL 1 0 0 0 0  
 
COOLING  
YESTERDAY 10 10 0 7  
MONTH TO DATE 185 182 3 183  
SINCE JUN 1 919 765 154 798  
SINCE JAN 1 979 876 103 965    
...............................................................
 
 
WIND (MPH)  
RESULTANT WIND SPEED 4 RESULTANT WIND DIRECTION NE (60)  
HIGHEST WIND SPEED 15 HIGHEST WIND DIRECTION NE (50)  
HIGHEST GUST SPEED 18 HIGHEST GUST DIRECTION E (70)  
AVERAGE WIND SPEED 4.4  
 
SKY COVER  
POSSIBLE SUNSHINE MM  
AVERAGE SKY COVER 0.4  
 
WEATHER CONDITIONS  
THE FOLLOWING WEATHER WAS RECORDED YESTERDAY.  
NO SIGNIFICANT WEATHER WAS OBSERVED.  
 
RELATIVE HUMIDITY (PERCENT)  
HIGHEST 93 5:00 AM  
LOWEST 55 4:00 PM  
AVERAGE 74  
   
......................................................
 
 
THE DAYTON OH CLIMATE NORMALS FOR TODAY  
NORMAL RECORD YEAR  
MAXIMUM TEMPERATURE (F) 85 102 1936  
MINIMUM TEMPERATURE (F) 64 51 1943  
1964  
 
SUNRISE AND SUNSET  
AUGUST 19 2025........SUNRISE 6:53 AM EDT SUNSET 8:27 PM EDT  
AUGUST 20 2025........SUNRISE 6:54 AM EDT SUNSET 8:26 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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