840  
CDUS41 KILN 200545  
CLIDAY  
 
CLIMATE REPORT  
NATIONAL WEATHER SERVICE WILMINGTON OH  
1245 AM EST MON JAN 20 2025  
   
...............................  
 
   
..THE DAYTON OH CLIMATE SUMMARY FOR JANUARY 19 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 29 12:54 AM 68 1907 37 -8 25  
MINIMUM 6 11:59 PM -25 1994 21 -15 11  
AVERAGE 18 29 -11 18  
 
PRECIPITATION (IN)  
YESTERDAY 0.01 1.28 1900 0.09 -0.08 0.12  
MONTH TO DATE 1.04 2.04 -1.00 2.83  
SINCE DEC 1 5.90 5.09 0.81 4.85  
SINCE JAN 1 1.04 2.04 -1.00 2.83  
 
SNOWFALL (IN)  
YESTERDAY 1.1 4.5 1956 0.2 0.9 2.3  
MONTH TO DATE 13.5 5.0 8.5 6.5  
SINCE DEC 1 15.2 9.8 5.4 7.4  
SINCE JUL 1 17.3 10.8 6.5 7.4  
SNOW DEPTH T  
 
DEGREE DAYS  
HEATING  
YESTERDAY 47 36 11 47  
MONTH TO DATE 783 673 110 706  
SINCE DEC 1 1651 1625 26 1423  
SINCE JUL 1 2400 2615 -215 2329  
 
COOLING  
YESTERDAY 0 0 0 0  
MONTH TO DATE 0 0 0 0  
SINCE DEC 1 0 0 0 0  
SINCE JAN 1 0 0 0 0    
...............................................................  
 
WIND (MPH)  
RESULTANT WIND SPEED 12 RESULTANT WIND DIRECTION NW (320)  
HIGHEST WIND SPEED 24 HIGHEST WIND DIRECTION W (280)  
HIGHEST GUST SPEED 33 HIGHEST GUST DIRECTION W (280)  
AVERAGE WIND SPEED 13.7  
 
SKY COVER  
POSSIBLE SUNSHINE MM  
AVERAGE SKY COVER 0.9  
 
WEATHER CONDITIONS  
THE FOLLOWING WEATHER WAS RECORDED YESTERDAY.  
HEAVY SNOW  
SNOW  
LIGHT SNOW  
FOG  
FOG W/VISIBILITY <= 1/4 MILE  
HAZE  
 
RELATIVE HUMIDITY (PERCENT)  
HIGHEST 96 3:00 PM  
LOWEST 63 9:00 PM  
AVERAGE 80  
   
......................................................  
 
THE DAYTON OH CLIMATE NORMALS FOR TODAY  
NORMAL RECORD YEAR  
MAXIMUM TEMPERATURE (F) 37 69 1906  
MINIMUM TEMPERATURE (F) 21 -24 1985  
 
SUNRISE AND SUNSET  
JANUARY 20 2025.......SUNRISE 7:54 AM EST SUNSET 5:42 PM EST  
JANUARY 21 2025.......SUNRISE 7:53 AM EST SUNSET 5:43 PM EST  
 
- INDICATES NEGATIVE NUMBERS.  
R INDICATES RECORD WAS SET OR TIED.  
MM INDICATES DATA IS MISSING.  
T INDICATES TRACE AMOUNT.  
 
 
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