607  
CDUS41 KLWX 282126  
CLIDCA  
 
CLIMATE REPORT  
NATIONAL WEATHER SERVICE BALTIMORE MD/WASHINGTON DC  
426 PM EST THU DEC 28 2023  
   
...............................
 
 
   
..THE WASHINGTON NATIONAL DC CLIMATE SUMMARY FOR DECEMBER 28 2023
 
 
VALID TODAY AS OF 0400 PM LOCAL TIME.  
 
CLIMATE NORMAL PERIOD: 1991 TO 2020  
CLIMATE RECORD PERIOD: 1871 TO 2023  
 
WEATHER ITEM OBSERVED TIME RECORD YEAR NORMAL DEPARTURE LAST  
VALUE (LST) VALUE VALUE FROM YEAR  
NORMAL    
...............................................................
 
 
TEMPERATURE (F)  
TODAY  
MAXIMUM 58 1:31 PM 75 1946 46 12 51  
MINIMUM 51 8:20 AM 10 1914 32 19 27  
AVERAGE 55 39 16 39  
 
PRECIPITATION (IN)  
TODAY 0.04 1.38 1922 0.10 -0.06 0.00  
MONTH TO DATE 6.43 3.12 3.31 3.68  
SINCE DEC 1 6.43 3.12 3.31 3.68  
SINCE JAN 1 35.68 41.53 -5.85 43.33  
 
SNOWFALL (IN)  
TODAY 0.0 2.0 1993 0.0 0.0 0.0  
MONTH TO DATE 0.1 1.4 -1.3 T  
SINCE DEC 1 0.1 1.4 -1.3 T  
SINCE JUL 1 0.1 1.5 -1.4 T  
SNOW DEPTH 0  
 
DEGREE DAYS  
HEATING  
TODAY 10 26 -16 26  
MONTH TO DATE 543 646 -103 711  
SINCE DEC 1 543 646 -103 711  
SINCE JUL 1 1132 1292 -160 1324  
 
COOLING  
TODAY 0 0 0 0  
MONTH TO DATE 0 0 0 0  
SINCE DEC 1 0 0 0 0  
SINCE JAN 1 1710 1737 -27 1793    
...............................................................
 
 
WIND (MPH)  
HIGHEST WIND SPEED 13 HIGHEST WIND DIRECTION NW (320)  
HIGHEST GUST SPEED 18 HIGHEST GUST DIRECTION NW (310)  
AVERAGE WIND SPEED 7.3  
 
SKY COVER  
AVERAGE SKY COVER 1.0  
 
WEATHER CONDITIONS  
THE FOLLOWING WEATHER WAS RECORDED TODAY.  
LIGHT RAIN  
FOG  
 
RELATIVE HUMIDITY (PERCENT)  
HIGHEST 97 12:00 AM  
LOWEST 74 1:00 PM  
AVERAGE 86  
   
......................................................
 
 
THE WASHINGTON NATIONAL DC CLIMATE NORMALS FOR TOMORROW  
NORMAL RECORD YEAR  
MAXIMUM TEMPERATURE (F) 46 75 1984  
MINIMUM TEMPERATURE (F) 32 2 1880  
1917  
 
SUNRISE AND SUNSET  
DECEMBER 28 2023......SUNRISE 7:26 AM EST SUNSET 4:54 PM EST  
DECEMBER 29 2023......SUNRISE 7:26 AM EST SUNSET 4:54 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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