602  
CDUS41 KLWX 272126  
CLIDCA  
 
CLIMATE REPORT  
NATIONAL WEATHER SERVICE BALTIMORE MD/WASHINGTON DC  
526 PM EDT TUE SEP 27 2016  
 
   
...............................
 
 
 
...THE WASHINGTON NATIONAL DC CLIMATE SUMMARY FOR SEPTEMBER 27 2016...  
VALID TODAY AS OF 0500 PM LOCAL TIME.  
 
CLIMATE NORMAL PERIOD 1981 TO 2010  
CLIMATE RECORD PERIOD 1871 TO 2016  
 
WEATHER ITEM OBSERVED TIME RECORD YEAR NORMAL DEPARTURE  
VALUE (LST) VALUE VALUE FROM  
NORMAL    
...........................................................
 
 
TEMPERATURE (F)  
TODAY  
MAXIMUM 77 243 PM 95 1998 75 2  
MINIMUM 66 947 AM 40 1879 58 8  
AVERAGE 72 66 6  
 
PRECIPITATION (IN)  
TODAY 0.43 3.17 1985 0.13 0.30  
MONTH TO DATE 1.06 3.34 -2.28  
SINCE SEP 1 1.06 3.34 -2.28  
SINCE JAN 1 25.99 29.74 -3.75  
 
SNOWFALL (IN)  
TODAY 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  
TODAY 0 -2  
MONTH TO DATE 0 -15  
SINCE SEP 1 0 -15  
SINCE JUL 1 0 -15  
 
COOLING  
TODAY 7 3  
MONTH TO DATE 333 139  
SINCE SEP 1 333 139  
SINCE JAN 1 1919 414    
...........................................................
 
 
WIND (MPH)  
HIGHEST WIND SPEED 15 HIGHEST WIND DIRECTION N (350)  
HIGHEST GUST SPEED 18 HIGHEST GUST DIRECTION N (340)  
AVERAGE WIND SPEED 5.4  
 
 
RELATIVE HUMIDITY (PERCENT)  
HIGHEST 100  
LOWEST 43  
AVERAGE 72  
   
......................................................
 
 
 
THE WASHINGTON NATIONAL DC CLIMATE NORMALS FOR TOMORROW  
NORMAL RECORD YEAR  
MAXIMUM TEMPERATURE (F) 75 91 1886  
MINIMUM TEMPERATURE (F) 58 42 1947  
1918  
1897  
 
 
SUNRISE AND SUNSET  
SEPTEMBER 27 2016.....SUNRISE 701 AM EDT SUNSET 656 PM EDT  
SEPTEMBER 28 2016.....SUNRISE 702 AM EDT SUNSET 655 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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