510  
CDUS41 KILN 200533  
CLIDAY  
 
CLIMATE REPORT  
NATIONAL WEATHER SERVICE WILMINGTON OH  
132 AM EDT WED SEP 20 2017  
 
   
...............................
 
 
   
..THE DAYTON OH CLIMATE SUMMARY FOR SEPTEMBER 19 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 72 524 PM 95 1908 75 -3 85  
1895  
MINIMUM 64 1159 PM 34 1901 54 10 59  
AVERAGE 68 64 4 72  
 
PRECIPITATION (IN)  
YESTERDAY 0.04 0.94 1966 0.11 -0.07 0.00  
MONTH TO DATE 2.16 2.11 0.05 1.90  
SINCE SEP 1 2.16 2.11 0.05 1.90  
SINCE JAN 1 39.27 30.42 8.85 28.43  
 
SNOWFALL (IN)  
YESTERDAY 0.0 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 0 3 -3 0  
MONTH TO DATE 58 32 26 0  
SINCE SEP 1 58 32 26 0  
SINCE JUL 1 63 34 29 3  
 
COOLING  
YESTERDAY 3 3 0 7  
MONTH TO DATE 34 80 -46 129  
SINCE SEP 1 34 80 -46 129  
SINCE JAN 1 783 862 -79 1157    
..............................................................
 
 
WIND (MPH)  
RESULTANT WIND SPEED 5 RESULTANT WIND DIRECTION S (160)  
HIGHEST WIND SPEED 15 HIGHEST WIND DIRECTION S (190)  
HIGHEST GUST SPEED 18 HIGHEST GUST DIRECTION S (200)  
AVERAGE WIND SPEED 6.0  
 
 
WEATHER CONDITIONS  
THE FOLLOWING WEATHER WAS RECORDED YESTERDAY.  
LIGHT RAIN  
FOG  
 
 
RELATIVE HUMIDITY (PERCENT)  
HIGHEST 100 1200 AM  
LOWEST 84 800 AM  
AVERAGE 92  
   
......................................................
 
 
 
THE DAYTON OH CLIMATE NORMALS FOR TODAY  
NORMAL RECORD YEAR  
MAXIMUM TEMPERATURE (F) 74 95 1908  
1895  
MINIMUM TEMPERATURE (F) 53 36 1991  
 
 
SUNRISE AND SUNSET  
SEPTEMBER 20 2017.....SUNRISE 723 AM EDT SUNSET 737 PM EDT  
SEPTEMBER 21 2017.....SUNRISE 724 AM EDT SUNSET 735 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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