445  
CDUS41 KLWX 042123  
CLIDCA  
 
CLIMATE REPORT  
NATIONAL WEATHER SERVICE BALTIMORE MD/WASHINGTON DC  
423 PM EST THU JAN 04 2024  
   
...............................
 
 
   
..THE WASHINGTON NATIONAL DC CLIMATE SUMMARY FOR JANUARY 4 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 47 11:53 AM 73 1997 45 2 65  
MINIMUM 40 7:58 AM -3 1877 31 9 52  
AVERAGE 44 38 6 59  
 
PRECIPITATION (IN)  
TODAY 0.00 2.28 1886 0.09 -0.09 T  
MONTH TO DATE T 0.37 -0.37 T  
SINCE DEC 1 6.43 3.78 2.65 3.86  
SINCE JAN 1 T 0.37 -0.37 T  
 
SNOWFALL (IN)  
TODAY 0.0 2.1 1980 0.1 -0.1 0.0  
MONTH TO DATE T 0.4 -0.4 0.0  
SINCE DEC 1 0.1 2.1 -2.0 T  
SINCE JUL 1 0.1 2.2 -2.1 T  
SNOW DEPTH 0  
 
DEGREE DAYS  
HEATING  
TODAY 21 27 -6 6  
MONTH TO DATE 94 107 -13 44  
SINCE DEC 1 691 831 -140 810  
SINCE JUL 1 1280 1477 -197 1423  
 
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 25 HIGHEST WIND DIRECTION N (340)  
HIGHEST GUST SPEED 33 HIGHEST GUST DIRECTION N (340)  
AVERAGE WIND SPEED 9.8  
 
SKY COVER  
AVERAGE SKY COVER 0.9  
 
WEATHER CONDITIONS  
THE FOLLOWING WEATHER WAS RECORDED TODAY.  
NO SIGNIFICANT WEATHER WAS OBSERVED.  
 
RELATIVE HUMIDITY (PERCENT)  
HIGHEST 73 1:00 AM  
LOWEST 38 4:00 PM  
AVERAGE 56  
   
......................................................
 
 
THE WASHINGTON NATIONAL DC CLIMATE NORMALS FOR TOMORROW  
NORMAL RECORD YEAR  
MAXIMUM TEMPERATURE (F) 45 71 1997  
MINIMUM TEMPERATURE (F) 31 -3 1877  
 
SUNRISE AND SUNSET  
JANUARY 4 2024.......SUNRISE 7:27 AM EST SUNSET 4:59 PM EST  
JANUARY 5 2024.......SUNRISE 7:27 AM EST SUNSET 5:00 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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