582  
CDUS41 KLWX 292127  
CLIDCA  
 
CLIMATE REPORT  
NATIONAL WEATHER SERVICE BALTIMORE MD/WASHINGTON DC  
427 PM EST THU JAN 29 2015  
 
   
...............................
 
 
   
..THE WASHINGTON NATIONAL DC CLIMATE SUMMARY FOR JANUARY 29 2015
 
 
VALID TODAY AS OF 0400 PM LOCAL TIME.  
 
CLIMATE NORMAL PERIOD 1981 TO 2010  
CLIMATE RECORD PERIOD 1871 TO 2015  
 
WEATHER ITEM OBSERVED TIME RECORD YEAR NORMAL DEPARTURE LAST  
VALUE (LST) VALUE VALUE FROM YEAR  
NORMAL    
..............................................................
 
 
TEMPERATURE (F)  
TODAY  
MAXIMUM 38 359 PM 76 1975 44 -6 26  
MINIMUM 26 629 AM 2 1873 29 -3 13  
AVERAGE 32 36 -4 20  
 
PRECIPITATION (IN)  
TODAY T 1.02 1912 0.09 -0.09 0.03  
MONTH TO DATE 3.68 2.62 1.06 2.58  
SINCE DEC 1 7.18 5.67 1.51 8.11  
SINCE JAN 1 3.68 2.62 1.06 2.58  
 
SNOWFALL (IN)  
TODAY 0.0 12.0 1966 0.2 -0.2  
MONTH TO DATE 3.6 5.1 -1.5  
SINCE JUL 1 3.6 7.9 -4.3  
SNOW DEPTH 0  
 
DEGREE DAYS  
HEATING  
TODAY 33 29 4 45  
MONTH TO DATE 836 841 -5 941  
SINCE DEC 1 1485 1627 -142 1637  
SINCE JUL 1 2092 2322 -230 2345  
 
COOLING  
TODAY 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)  
HIGHEST WIND SPEED 13 HIGHEST WIND DIRECTION S (160)  
HIGHEST GUST SPEED 16 HIGHEST GUST DIRECTION SE (140)  
AVERAGE WIND SPEED 4.8  
 
 
SKY COVER  
POSSIBLE SUNSHINE MM  
AVERAGE SKY COVER 0.5  
 
 
WEATHER CONDITIONS  
THE FOLLOWING WEATHER WAS RECORDED TODAY.  
LIGHT RAIN  
 
 
RELATIVE HUMIDITY (PERCENT)  
HIGHEST 53 800 AM  
LOWEST 32 1000 AM  
AVERAGE 43  
   
......................................................
 
 
 
THE WASHINGTON NATIONAL DC CLIMATE NORMALS FOR TOMORROW  
NORMAL RECORD YEAR  
MAXIMUM TEMPERATURE (F) 44 77 2002  
MINIMUM TEMPERATURE (F) 29 -6 1873  
 
 
SUNRISE AND SUNSET  
JANUARY 29 2015.......SUNRISE 717 AM EST SUNSET 526 PM EST  
JANUARY 30 2015.......SUNRISE 716 AM EST SUNSET 527 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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