074  
CDUS41 KLWX 182130  
CLIDCA  
 
CLIMATE REPORT  
NATIONAL WEATHER SERVICE BALTIMORE MD/WASHINGTON DC  
429 PM EST FRI JAN 18 2019  
 
   
...............................
 
 
   
..THE WASHINGTON NATIONAL DC CLIMATE SUMMARY FOR JANUARY 18 2019
 
 
VALID TODAY AS OF 0400 PM LOCAL TIME.  
 
CLIMATE NORMAL PERIOD 1981 TO 2010  
CLIMATE RECORD PERIOD 1871 TO 2019  
 
WEATHER ITEM OBSERVED TIME RECORD YEAR NORMAL DEPARTURE LAST  
VALUE (LST) VALUE VALUE FROM YEAR  
NORMAL    
..............................................................
 
 
TEMPERATURE (F)  
TODAY  
MAXIMUM 39 359 PM 69 1990 43 -4  
MINIMUM 34 713 AM -6 1893 28 6  
AVERAGE 37 36 1 33  
 
PRECIPITATION (IN)  
TODAY 0.03 1.30 1980 0.09 -0.06  
MONTH TO DATE 1.28 1.62 -0.34  
SINCE DEC 1 7.10 4.67 2.43  
SINCE JAN 1 1.28 1.62 -0.34  
 
SNOWFALL (IN)  
TODAY 0.1 3.6 1984 0.2 -0.1  
MONTH TO DATE 11.3 2.8 8.5  
SINCE JUL 1 12.7 5.6 7.1  
SNOW DEPTH 3  
 
DEGREE DAYS  
HEATING  
TODAY 28 -1  
MONTH TO DATE 446 -76  
SINCE DEC 1 1105 -203  
SINCE JUL 1 1845 -158  
 
COOLING  
TODAY 0 0  
MONTH TO DATE 0 0  
SINCE DEC 1 0 0  
SINCE JAN 1 0 0    
..............................................................
 
 
WIND (MPH)  
HIGHEST WIND SPEED 10 HIGHEST WIND DIRECTION S (170)  
HIGHEST GUST SPEED 12 HIGHEST GUST DIRECTION S (180)  
AVERAGE WIND SPEED 4.8  
 
 
RELATIVE HUMIDITY (PERCENT)  
HIGHEST 96  
LOWEST 79  
AVERAGE 88  
   
......................................................
 
 
 
THE WASHINGTON NATIONAL DC CLIMATE NORMALS FOR TOMORROW  
NORMAL RECORD YEAR  
MAXIMUM TEMPERATURE (F) 43 71 1951  
MINIMUM TEMPERATURE (F) 28 -4 1994  
 
 
SUNRISE AND SUNSET  
JANUARY 18 2019.......SUNRISE 724 AM EST SUNSET 513 PM EST  
JANUARY 19 2019.......SUNRISE 723 AM EST SUNSET 515 PM EST  
 
 
- INDICATES NEGATIVE NUMBERS.  
R INDICATES RECORD WAS SET OR TIED.  
MM INDICATES DATA IS MISSING.  
T INDICATES TRACE AMOUNT.  
 

 
 
CLICK HERE TO GO TO PREVIOUS BULLETINS.

The Nexlab VA Page
The Nexlab MD Page
The Nexlab WV Page Main Text Page