021  
CDUS41 KILN 232055  
CLIDAY  
 
CLIMATE REPORT  
NATIONAL WEATHER SERVICE WILMINGTON OH  
455 PM EDT FRI MAY 23 2008  
 
...................................  
   
..THE DAYTON CLIMATE SUMMARY FOR MAY 23 2008  
 
VALID TODAY AS OF 0400 PM LOCAL TIME.  
 
CLIMATE NORMAL PERIOD 1971 TO 2000  
CLIMATE RECORD PERIOD 1869 TO 2008  
 
WEATHER ITEM OBSERVED TIME RECORD YEAR NORMAL DEPARTURE LAST  
VALUE (LST) VALUE VALUE FROM YEAR  
NORMAL    
..............................................................  
 
TEMPERATURE (F)  
TODAY  
MAXIMUM 60 203 PM 90 1939 73 -13 85  
MINIMUM 52 702 AM 33 1889 54 -2 59  
AVERAGE 56 64 -8 72  
 
PRECIPITATION (IN)  
TODAY 0.03 3.17 1989 0.14 -0.11 0.00  
MONTH TO DATE 3.97 3.05 0.92 2.46  
SINCE MAR 1 13.16 10.37 2.79 10.85  
SINCE JAN 1 19.34 15.26 4.08 17.45  
 
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 15.7 5.6 10.1 0.4  
SINCE JUL 1 41.4 29.2 12.2 18.3  
SNOW DEPTH 0  
 
DEGREE DAYS  
HEATING  
TODAY 9 4 5 0  
MONTH TO DATE 190 144 46 85  
SINCE MAR 1 1416 1331 85 1137  
SINCE JUL 1 5515 5643 -128 5451  
 
COOLING  
TODAY 0 3 -3 7  
MONTH TO DATE 5 35 -30 46  
SINCE MAR 1 13 46 -33 67  
SINCE JAN 1 13 46 -33 67    
..............................................................  
 
WIND (MPH)  
HIGHEST WIND SPEED 12 HIGHEST WIND DIRECTION E (90)  
HIGHEST GUST SPEED 13 HIGHEST GUST DIRECTION E (100)  
AVERAGE WIND SPEED 5.7  
 
 
 
 
RELATIVE HUMIDITY (PERCENT)  
HIGHEST 77  
LOWEST 60  
AVERAGE 69  
 
..........................................................  
 
 
THE DAYTON CLIMATE NORMALS FOR TOMORROW  
NORMAL RECORD YEAR  
MAXIMUM TEMPERATURE (F) 74 90 1975  
MINIMUM TEMPERATURE (F) 54 36 1925  
 
 
SUNRISE AND SUNSET  
MAY 23 2008...........SUNRISE 615 AM EDT SUNSET 853 PM EDT  
MAY 24 2008...........SUNRISE 614 AM EDT SUNSET 853 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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