914  
CDUS41 KLWX 070523  
CLIDCA  
 
CLIMATE REPORT  
NATIONAL WEATHER SERVICE BALTIMORE MD/WASHINGTON DC  
1223 AM EST THU DEC 07 2023  
   
...............................  
 
   
..THE WASHINGTON NATIONAL DC CLIMATE SUMMARY FOR DECEMBER 6 2023  
 
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)  
YESTERDAY  
MAXIMUM 46 11:26 AM 78 1998 51 -5 51  
MINIMUM 36 11:46 PM 11 1893 36 0 37  
AVERAGE 41 44 -3 44  
 
PRECIPITATION (IN)  
YESTERDAY T 1.47 1884 0.12 -0.12 0.17  
MONTH TO DATE 0.98 0.69 0.29 0.48  
SINCE DEC 1 0.98 0.69 0.29 0.48  
SINCE JAN 1 30.23 39.10 -8.87 40.13  
 
SNOWFALL (IN)  
YESTERDAY T 4.4 1910 0.0 0.0 0.0  
MONTH TO DATE T 0.2 -0.2 0.0  
SINCE DEC 1 T 0.2 -0.2 0.0  
SINCE JUL 1 T 0.3 -0.3 T  
SNOW DEPTH 0  
 
DEGREE DAYS  
HEATING  
YESTERDAY 24 21 3 21  
MONTH TO DATE 107 123 -16 129  
SINCE DEC 1 107 123 -16 129  
SINCE JUL 1 696 769 -73 742  
 
COOLING  
YESTERDAY 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 22 HIGHEST WIND DIRECTION NW (320)  
HIGHEST GUST SPEED 29 HIGHEST GUST DIRECTION NW (310)  
AVERAGE WIND SPEED 10.5  
 
SKY COVER  
AVERAGE SKY COVER 0.8  
 
WEATHER CONDITIONS  
THE FOLLOWING WEATHER WAS RECORDED YESTERDAY.  
LIGHT RAIN  
SLEET  
 
RELATIVE HUMIDITY (PERCENT)  
HIGHEST 79 4:00 AM  
LOWEST 45 6:00 PM  
AVERAGE 62  
   
......................................................  
 
THE WASHINGTON NATIONAL DC CLIMATE NORMALS FOR TODAY  
NORMAL RECORD YEAR  
MAXIMUM TEMPERATURE (F) 51 79 1998  
MINIMUM TEMPERATURE (F) 36 10 1882  
 
SUNRISE AND SUNSET  
DECEMBER 7 2023......SUNRISE 7:13 AM EST SUNSET 4:46 PM EST  
DECEMBER 8 2023......SUNRISE 7:14 AM EST SUNSET 4:46 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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