167  
CDUS41 KLWX 172128  
CLIDCA  
 
CLIMATE REPORT  
NATIONAL WEATHER SERVICE BALTIMORE MD/WASHINGTON DC  
428 PM EST WED JAN 17 2024  
   
...............................
 
 
   
..THE WASHINGTON NATIONAL DC CLIMATE SUMMARY FOR JANUARY 17 2024
 
 
VALID TODAY AS OF 0400 PM LOCAL TIME.  
 
CLIMATE NORMAL PERIOD: 1991 TO 2020  
CLIMATE RECORD PERIOD: 1871 TO 2024  
 
WEATHER ITEM OBSERVED TIME RECORD YEAR NORMAL DEPARTURE LAST  
VALUE (LST) VALUE VALUE FROM YEAR  
NORMAL    
...............................................................
 
 
TEMPERATURE (F)  
TODAY  
MAXIMUM 30 3:47 PM 74 1943 44 -14 46  
MINIMUM 16 7:59 AM -5 1982 30 -14 38  
AVERAGE 23 37 -14 42  
 
PRECIPITATION (IN)  
TODAY 0.00 1.09 1994 0.09 -0.09 0.05  
MONTH TO DATE 3.98 1.59 2.39 0.47  
SINCE DEC 1 10.41 5.00 5.41 4.33  
SINCE JAN 1 3.98 1.59 2.39 0.47  
 
SNOWFALL (IN)  
TODAY 0.0 5.5 1935 0.2 -0.2 0.0  
MONTH TO DATE 4.1 2.2 1.9 T  
SINCE DEC 1 4.2 3.9 0.3 T  
SINCE JUL 1 4.2 4.0 0.2 T  
SNOW DEPTH 2  
 
DEGREE DAYS  
HEATING  
TODAY 42 28 14 23  
MONTH TO DATE 436 466 -30 320  
SINCE DEC 1 1033 1190 -157 1086  
SINCE JUL 1 1622 1836 -214 1699  
 
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 17 HIGHEST WIND DIRECTION SW (220)  
HIGHEST GUST SPEED 24 HIGHEST GUST DIRECTION SW (210)  
AVERAGE WIND SPEED 8.6  
 
SKY COVER  
AVERAGE SKY COVER 0.0  
 
WEATHER CONDITIONS  
THE FOLLOWING WEATHER WAS RECORDED TODAY.  
NO SIGNIFICANT WEATHER WAS OBSERVED.  
 
RELATIVE HUMIDITY (PERCENT)  
HIGHEST 58 7:00 AM  
LOWEST 34 3:00 PM  
AVERAGE 46  
   
......................................................
 
 
THE WASHINGTON NATIONAL DC CLIMATE NORMALS FOR TOMORROW  
NORMAL RECORD YEAR  
MAXIMUM TEMPERATURE (F) 44 69 1990  
MINIMUM TEMPERATURE (F) 30 -6 1893  
 
SUNRISE AND SUNSET  
JANUARY 17 2024.......SUNRISE 7:24 AM EST SUNSET 5:12 PM EST  
JANUARY 18 2024.......SUNRISE 7:24 AM EST SUNSET 5:13 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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