312  
CDUS41 KILN 202050  
CLIDAY  
 
CLIMATE REPORT  
NATIONAL WEATHER SERVICE WILMINGTON OH  
450 PM EDT TUE MAY 20 2025  
   
...............................  
 
   
..THE DAYTON OH CLIMATE SUMMARY FOR MAY 20 2025  
 
VALID TODAY AS OF 0400 PM LOCAL TIME.  
 
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)  
TODAY  
MAXIMUM 59 3:46 PM 91 1911 75 -16 87  
MINIMUM 52 9:40 AM 37 1894 55 -3 65  
AVERAGE 56 65 -9 76  
 
PRECIPITATION (IN)  
TODAY 0.52 1.75 1984 0.14 0.38 0.00  
MONTH TO DATE 4.58 2.95 1.63 2.88  
SINCE MAR 1 14.58 10.91 3.67 10.68  
SINCE JAN 1 18.43 16.34 2.09 17.78  
 
SNOWFALL (IN)  
TODAY 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  
TODAY 9 3 6 0  
MONTH TO DATE 72 98 -26 18  
SINCE MAR 1 936 1164 -228 828  
SINCE JUL 1 4736 5108 -372 4190  
 
COOLING  
TODAY 0 4 -4 11  
MONTH TO DATE 34 46 -12 75  
SINCE MAR 1 59 63 -4 110  
SINCE JAN 1 59 63 -4 110    
...............................................................  
 
WIND (MPH)  
HIGHEST WIND SPEED 22 HIGHEST WIND DIRECTION E (110)  
HIGHEST GUST SPEED 29 HIGHEST GUST DIRECTION E (100)  
AVERAGE WIND SPEED 14.3  
 
SKY COVER  
POSSIBLE SUNSHINE MM  
AVERAGE SKY COVER 0.8  
 
WEATHER CONDITIONS  
THE FOLLOWING WEATHER WAS RECORDED TODAY.  
HEAVY RAIN  
RAIN  
LIGHT RAIN  
FOG  
 
RELATIVE HUMIDITY (PERCENT)  
HIGHEST 90  
LOWEST 66  
AVERAGE 78  
   
......................................................  
 
THE DAYTON OH CLIMATE NORMALS FOR TOMORROW  
NORMAL RECORD YEAR  
MAXIMUM TEMPERATURE (F) 76 92 1902  
MINIMUM TEMPERATURE (F) 56 32 1907  
 
SUNRISE AND SUNSET  
MAY 20 2025...........SUNRISE 6:17 AM EDT SUNSET 8:50 PM EDT  
MAY 21 2025...........SUNRISE 6:17 AM EDT SUNSET 8:51 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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