281  
CDUS41 KILN 110537  
CLIDAY  
 
CLIMATE REPORT  
NATIONAL WEATHER SERVICE WILMINGTON OH  
137 AM EDT SUN MAY 11 2025  
   
...............................
 
 
   
..THE DAYTON OH CLIMATE SUMMARY FOR MAY 10 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 76 5:35 PM 94 1896 73 3 67  
MINIMUM 44 5:46 AM 29 1966 52 -8 51  
AVERAGE 60 62 -2 59  
 
PRECIPITATION (IN)  
YESTERDAY 0.00 1.68 1909 0.15 -0.15 0.01  
MONTH TO DATE 3.00 1.51 1.49 1.53  
SINCE MAR 1 13.00 9.47 3.53 9.33  
SINCE JAN 1 16.85 14.90 1.95 16.43  
 
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 0.5 4.3 -3.8 T  
SINCE JUL 1 22.5 25.0 -2.5 13.6  
SNOW DEPTH 0  
 
DEGREE DAYS  
HEATING  
YESTERDAY 5 5 0 6  
MONTH TO DATE 61 57 4 9  
SINCE MAR 1 925 1123 -198 819  
SINCE JUL 1 4725 5067 -342 4181  
 
COOLING  
YESTERDAY 0 2 -2 0  
MONTH TO DATE 8 16 -8 37  
SINCE MAR 1 33 33 0 72  
SINCE JAN 1 33 33 0 72    
...............................................................
 
 
WIND (MPH)  
RESULTANT WIND SPEED 2 RESULTANT WIND DIRECTION S (200)  
HIGHEST WIND SPEED 8 HIGHEST WIND DIRECTION SW (210)  
HIGHEST GUST SPEED 11 HIGHEST GUST DIRECTION SW (210)  
AVERAGE WIND SPEED 3.2  
 
SKY COVER  
POSSIBLE SUNSHINE MM  
AVERAGE SKY COVER 0.3  
 
WEATHER CONDITIONS  
THE FOLLOWING WEATHER WAS RECORDED YESTERDAY.  
NO SIGNIFICANT WEATHER WAS OBSERVED.  
 
RELATIVE HUMIDITY (PERCENT)  
HIGHEST 74 7:00 AM  
LOWEST 21 3:00 PM  
AVERAGE 48  
   
......................................................
 
 
THE DAYTON OH CLIMATE NORMALS FOR TODAY  
NORMAL RECORD YEAR  
MAXIMUM TEMPERATURE (F) 73 94 1896  
MINIMUM TEMPERATURE (F) 52 33 1907  
 
SUNRISE AND SUNSET  
MAY 11 2025...........SUNRISE 6:25 AM EDT SUNSET 8:42 PM EDT  
MAY 12 2025...........SUNRISE 6:24 AM EDT SUNSET 8:42 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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