325  
CDUS41 KILN 200544  
CLIDAY  
 
CLIMATE REPORT  
NATIONAL WEATHER SERVICE WILMINGTON OH  
135 AM EDT SUN MAY 20 2018  
 
   
...............................
 
 
   
..THE DAYTON OH CLIMATE SUMMARY FOR MAY 19 2018
 
 
CLIMATE NORMAL PERIOD 1981 TO 2010  
CLIMATE RECORD PERIOD 1869 TO 2018  
 
WEATHER ITEM OBSERVED TIME RECORD YEAR NORMAL DEPARTURE LAST  
VALUE (LST) VALUE VALUE FROM YEAR  
NORMAL    
..............................................................
 
 
TEMPERATURE (F)  
YESTERDAY  
MAXIMUM 77 328 PM 92 1962 72 5 83  
1911  
MINIMUM 66 559 AM 33 2002 52 14 55  
AVERAGE 72 62 10 69  
 
PRECIPITATION (IN)  
YESTERDAY 0.12 1.50 1957 0.15 -0.03 0.78  
MONTH TO DATE 0.79 2.84 -2.05 3.00  
SINCE MAR 1 9.13 10.27 -1.14 13.41  
SINCE JAN 1 17.44 15.22 2.22 18.35  
 
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 MAR 1 9.2 4.0 5.2 1.3  
SINCE JUL 1 26.7 23.3 3.4 8.5  
SNOW DEPTH 0  
 
DEGREE DAYS  
HEATING  
YESTERDAY 0 5 -5 0  
MONTH TO DATE 15 126 -111 147  
SINCE MAR 1 1459 1302 157 1112  
SINCE JUL 1 5567 5577 -10 4542  
 
COOLING  
YESTERDAY 7 2 5 4  
MONTH TO DATE 80 26 54 36  
SINCE MAR 1 87 36 51 69  
SINCE JAN 1 90 36 54 69    
..............................................................
 
 
WIND (MPH)  
RESULTANT WIND SPEED 7 RESULTANT WIND DIRECTION S (190)  
HIGHEST WIND SPEED 21 HIGHEST WIND DIRECTION SW (230)  
HIGHEST GUST SPEED 25 HIGHEST GUST DIRECTION SW (240)  
AVERAGE WIND SPEED 10.5  
 
 
WEATHER CONDITIONS  
THE FOLLOWING WEATHER WAS RECORDED YESTERDAY.  
THUNDERSTORM  
HEAVY RAIN  
LIGHT RAIN  
FOG  
 
 
RELATIVE HUMIDITY (PERCENT)  
HIGHEST 100 200 AM  
LOWEST 84 600 PM  
AVERAGE 92  
   
......................................................
 
 
 
THE DAYTON OH CLIMATE NORMALS FOR TODAY  
NORMAL RECORD YEAR  
MAXIMUM TEMPERATURE (F) 73 91 1911  
MINIMUM TEMPERATURE (F) 53 37 1894  
 
 
SUNRISE AND SUNSET  
MAY 20 2018...........SUNRISE 618 AM EDT SUNSET 850 PM EDT  
MAY 21 2018...........SUNRISE 617 AM EDT SUNSET 850 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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