243  
CDUS41 KILN 100530  
CLIDAY  
 
CLIMATE REPORT  
NATIONAL WEATHER SERVICE WILMINGTON OH  
1230 AM EST WED JAN 10 2024  
   
...............................  
 
   
..THE DAYTON OH CLIMATE SUMMARY FOR JANUARY 9 2024  
 
CLIMATE NORMAL PERIOD: 1991 TO 2020  
CLIMATE RECORD PERIOD: 1869 TO 2024  
 
WEATHER ITEM OBSERVED TIME RECORD YEAR NORMAL DEPARTURE LAST  
VALUE (LST) VALUE VALUE FROM YEAR  
NORMAL    
...............................................................  
 
TEMPERATURE (F)  
YESTERDAY  
MAXIMUM 50 4:18 PM 61 1939 37 13 41  
1946  
MINIMUM 35 3:45 AM -6 1962 22 13 24  
1982  
AVERAGE 43 30 13 33  
 
PRECIPITATION (IN)  
YESTERDAY 1.63R 1.09 1930 0.11 1.52 0.00  
MONTH TO DATE 1.79 1.00 0.79 0.37  
SINCE DEC 1 3.81 4.05 -0.24 1.87  
SINCE JAN 1 1.79 1.00 0.79 0.37  
 
SNOWFALL (IN)  
YESTERDAY 0.1 3.5 1977 0.3 -0.2 0.0  
MONTH TO DATE 1.4 2.3 -0.9 T  
SINCE DEC 1 2.3 7.1 -4.8 3.1  
SINCE JUL 1 2.3 8.1 -5.8 5.5  
SNOW DEPTH 0  
 
DEGREE DAYS  
HEATING  
YESTERDAY 22 35 -13 32  
MONTH TO DATE 283 313 -30 199  
SINCE DEC 1 1000 1265 -265 1154  
SINCE JUL 1 1906 2255 -349 2112  
 
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 11 RESULTANT WIND DIRECTION S (160)  
HIGHEST WIND SPEED 33 HIGHEST WIND DIRECTION SW (240)  
HIGHEST GUST SPEED 43 HIGHEST GUST DIRECTION SW (240)  
AVERAGE WIND SPEED 17.2  
 
SKY COVER  
POSSIBLE SUNSHINE MM  
AVERAGE SKY COVER 1.0  
 
WEATHER CONDITIONS  
THE FOLLOWING WEATHER WAS RECORDED YESTERDAY.  
HEAVY RAIN  
RAIN  
LIGHT RAIN  
LIGHT SNOW  
SLEET  
FOG  
 
RELATIVE HUMIDITY (PERCENT)  
HIGHEST 100 9:00 AM  
LOWEST 67 12:00 AM  
AVERAGE 84  
   
......................................................  
 
THE DAYTON OH CLIMATE NORMALS FOR TODAY  
NORMAL RECORD YEAR  
MAXIMUM TEMPERATURE (F) 37 59 2018  
MINIMUM TEMPERATURE (F) 22 -15 1982  
 
SUNRISE AND SUNSET  
JANUARY 10 2024.......SUNRISE 7:58 AM EST SUNSET 5:31 PM EST  
JANUARY 11 2024.......SUNRISE 7:58 AM EST SUNSET 5:32 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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