166  
CDUS41 KILN 190533  
CLIDAY  
 
CLIMATE REPORT  
NATIONAL WEATHER SERVICE WILMINGTON OH  
133 AM EDT THU OCT 19 2017  
 
   
...............................
 
 
   
..THE DAYTON OH CLIMATE SUMMARY FOR OCTOBER 18 2017
 
 
CLIMATE NORMAL PERIOD 1981 TO 2010  
CLIMATE RECORD PERIOD 1869 TO 2017  
 
WEATHER ITEM OBSERVED TIME RECORD YEAR NORMAL DEPARTURE LAST  
VALUE (LST) VALUE VALUE FROM YEAR  
NORMAL    
..............................................................
 
 
TEMPERATURE (F)  
YESTERDAY  
MAXIMUM 67 328 PM 86 1910 63 4 80  
1908  
MINIMUM 41 658 AM 24 1976 43 -2 66  
AVERAGE 54 53 1 73  
 
PRECIPITATION (IN)  
YESTERDAY 0.00 1.65 1937 0.09 -0.09 0.01  
MONTH TO DATE 2.52 1.74 0.78 0.29  
SINCE SEP 1 4.68 5.04 -0.36 3.57  
SINCE JAN 1 41.79 33.35 8.44 30.10  
 
SNOWFALL (IN)  
YESTERDAY 0.0 0.2 1989 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  
YESTERDAY 11 12 -1 0  
MONTH TO DATE 63 173 -110 74  
SINCE SEP 1 136 261 -125 104  
SINCE JUL 1 141 263 -122 107  
 
COOLING  
YESTERDAY 0 0 0 8  
MONTH TO DATE 28 10 18 35  
SINCE SEP 1 150 109 41 210  
SINCE JAN 1 899 891 8 1238    
..............................................................
 
 
WIND (MPH)  
RESULTANT WIND SPEED 8 RESULTANT WIND DIRECTION S (180)  
HIGHEST WIND SPEED 16 HIGHEST WIND DIRECTION S (180)  
HIGHEST GUST SPEED 21 HIGHEST GUST DIRECTION S (170)  
AVERAGE WIND SPEED 8.0  
 
 
WEATHER CONDITIONS  
THE FOLLOWING WEATHER WAS RECORDED YESTERDAY.  
NO SIGNIFICANT WEATHER WAS OBSERVED.  
 
 
RELATIVE HUMIDITY (PERCENT)  
HIGHEST 93 700 AM  
LOWEST 42 300 PM  
AVERAGE 68  
   
......................................................
 
 
 
THE DAYTON OH CLIMATE NORMALS FOR TODAY  
NORMAL RECORD YEAR  
MAXIMUM TEMPERATURE (F) 63 84 1953  
1910  
MINIMUM TEMPERATURE (F) 43 23 1992  
 
 
SUNRISE AND SUNSET  
OCTOBER 19 2017.......SUNRISE 752 AM EDT SUNSET 651 PM EDT  
OCTOBER 20 2017.......SUNRISE 753 AM EDT SUNSET 650 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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