045  
CDUS41 KLWX 230546  
CLIDCA  
 
CLIMATE REPORT  
NATIONAL WEATHER SERVICE BALTIMORE MD/WASHINGTON DC  
145 AM EDT TUE SEP 23 2014  
 
   
...............................
 
 
 
...THE WASHINGTON NATIONAL DC CLIMATE SUMMARY FOR SEPTEMBER 22 2014...  
 
CLIMATE NORMAL PERIOD 1981 TO 2010  
CLIMATE RECORD PERIOD 1871 TO 2014  
 
WEATHER ITEM OBSERVED TIME RECORD YEAR NORMAL DEPARTURE LAST  
VALUE (LST) VALUE VALUE FROM YEAR  
NORMAL    
..............................................................
 
 
TEMPERATURE (F)  
YESTERDAY  
MAXIMUM 76 1206 AM 98 1895 77 -1 76  
MINIMUM 59 1159 PM 39 1904 60 -1 58  
AVERAGE 68 69 -1 67  
 
PRECIPITATION (IN)  
YESTERDAY 0.00 1.53 1994 0.13 -0.13 0.00  
MONTH TO DATE 0.43 2.68 -2.25 1.22  
SINCE SEP 1 0.43 2.68 -2.25 1.22  
SINCE JAN 1 34.10 29.08 5.02 29.54  
 
SNOWFALL (IN)  
YESTERDAY 0.0 MM MM 0.0 0.0  
MONTH TO DATE 0.0 0.0 0.0  
SINCE JUL 1 0.0 0.0 0.0  
SNOW DEPTH 0  
 
DEGREE DAYS  
HEATING  
YESTERDAY 0 1 -1 0  
MONTH TO DATE 0 7 -7 4  
SINCE SEP 1 0 7 -7 4  
SINCE JUL 1 0 7 -7 4  
 
COOLING  
YESTERDAY 3 5 -2 2  
MONTH TO DATE 239 174 65 194  
SINCE SEP 1 239 174 65 194  
SINCE JAN 1 1632 1485 147 1624    
..............................................................
 
 
WIND (MPH)  
HIGHEST WIND SPEED 24 HIGHEST WIND DIRECTION NW (330)  
HIGHEST GUST SPEED 32 HIGHEST GUST DIRECTION NW (330)  
AVERAGE WIND SPEED 13.8  
 
 
SKY COVER  
POSSIBLE SUNSHINE MM  
AVERAGE SKY COVER 0.4  
 
 
WEATHER CONDITIONS  
THE FOLLOWING WEATHER WAS RECORDED YESTERDAY.  
HAZE  
 
 
RELATIVE HUMIDITY (PERCENT)  
HIGHEST 52 700 AM  
LOWEST 33 200 PM  
AVERAGE 43  
   
......................................................
 
 
 
THE WASHINGTON NATIONAL DC CLIMATE NORMALS FOR TODAY  
NORMAL RECORD YEAR  
MAXIMUM TEMPERATURE (F) 77 98 1895  
MINIMUM TEMPERATURE (F) 60 36 1904  
 
 
SUNRISE AND SUNSET  
SEPTEMBER 23 2014.....SUNRISE 657 AM EDT SUNSET 704 PM EDT  
SEPTEMBER 24 2014.....SUNRISE 658 AM EDT SUNSET 702 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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