813  
CDUS41 KLWX 310522  
CLIDCA  
 
CLIMATE REPORT  
NATIONAL WEATHER SERVICE BALTIMORE MD/WASHINGTON DC  
121 AM EDT FRI OCT 31 2014  
 
   
...............................
 
 
   
..THE WASHINGTON NATIONAL DC CLIMATE SUMMARY FOR OCTOBER 30 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 63 249 PM 82 1996 64 -1 64  
1946  
MINIMUM 49 1158 PM 26 1873 46 3 53  
AVERAGE 56 55 1 59  
 
PRECIPITATION (IN)  
YESTERDAY 0.00 1.02 1898 0.12 -0.12 0.06  
MONTH TO DATE 3.49 3.29 0.20 6.25  
SINCE SEP 1 4.60 7.01 -2.41 7.47  
SINCE JAN 1 38.27 33.41 4.86 35.79  
 
SNOWFALL (IN)  
YESTERDAY 0.0 2.0 1925 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 9 10 -1 6  
MONTH TO DATE 90 194 -104 153  
SINCE SEP 1 90 218 -128 162  
SINCE JUL 1 90 218 -128 162  
 
COOLING  
YESTERDAY 0 0 0 0  
MONTH TO DATE 46 33 13 83  
SINCE SEP 1 319 235 84 287  
SINCE JAN 1 1712 1546 166 1717    
..............................................................
 
 
WIND (MPH)  
HIGHEST WIND SPEED 17 HIGHEST WIND DIRECTION N (350)  
HIGHEST GUST SPEED 22 HIGHEST GUST DIRECTION NW (320)  
AVERAGE WIND SPEED 8.5  
 
 
SKY COVER  
POSSIBLE SUNSHINE MM  
AVERAGE SKY COVER 0.4  
 
 
WEATHER CONDITIONS  
THE FOLLOWING WEATHER WAS RECORDED YESTERDAY.  
NO SIGNIFICANT WEATHER WAS OBSERVED.  
 
 
RELATIVE HUMIDITY (PERCENT)  
HIGHEST 83 1200 AM  
LOWEST 36 300 PM  
AVERAGE 60  
   
......................................................
 
 
 
THE WASHINGTON NATIONAL DC CLIMATE NORMALS FOR TODAY  
NORMAL RECORD YEAR  
MAXIMUM TEMPERATURE (F) 64 85 1950  
MINIMUM TEMPERATURE (F) 46 26 1917  
1893  
 
 
SUNRISE AND SUNSET  
OCTOBER 31 2014.......SUNRISE 734 AM EDT SUNSET 609 PM EDT  
NOVEMBER 1 2014......SUNRISE 735 AM EDT SUNSET 608 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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