918  
CDUS41 KLWX 042122  
CLIDCA  
 
CLIMATE REPORT  
NATIONAL WEATHER SERVICE BALTIMORE MD/WASHINGTON DC  
422 PM EST WED DEC 04 2024  
   
...............................  
 
   
..THE WASHINGTON NATIONAL DC CLIMATE SUMMARY FOR DECEMBER 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 43 12:38 PM 76 1998 52 -9 56  
MINIMUM 27 6:13 AM 15 1895 37 -10 43  
1896  
AVERAGE 35 44 -9 50  
 
PRECIPITATION (IN)  
TODAY 0.00 1.73 1900 0.11 -0.11 0.00  
MONTH TO DATE 0.00 0.45 -0.45 0.98  
SINCE DEC 1 0.00 0.45 -0.45 0.98  
SINCE JAN 1 34.69 38.86 -4.17 30.23  
 
SNOWFALL (IN)  
TODAY 0.0 11.1 1957 0.0 0.0 0.0  
MONTH TO DATE 0.0 0.1 -0.1 0.0  
SINCE DEC 1 0.0 0.1 -0.1 0.0  
SINCE JUL 1 T 0.2 -0.2 0.0  
SNOW DEPTH 0  
 
DEGREE DAYS  
HEATING  
TODAY 30 21 9 15  
MONTH TO DATE 111 81 30 63  
SINCE DEC 1 111 81 30 63  
SINCE JUL 1 534 727 -193 652  
 
COOLING  
TODAY 0 0 0 0  
MONTH TO DATE 0 0 0 0  
SINCE DEC 1 0 0 0 0  
SINCE JAN 1 2029 1737 292 1681    
...............................................................  
 
WIND (MPH)  
HIGHEST WIND SPEED 22 HIGHEST WIND DIRECTION SW (210)  
HIGHEST GUST SPEED 32 HIGHEST GUST DIRECTION SW (210)  
AVERAGE WIND SPEED 9.4  
 
SKY COVER  
AVERAGE SKY COVER 0.4  
 
WEATHER CONDITIONS  
THE FOLLOWING WEATHER WAS RECORDED TODAY.  
NO SIGNIFICANT WEATHER WAS OBSERVED.  
 
RELATIVE HUMIDITY (PERCENT)  
HIGHEST 69 9:00 AM  
LOWEST 30 3:00 PM  
AVERAGE 50  
   
......................................................  
 
THE WASHINGTON NATIONAL DC CLIMATE NORMALS FOR TOMORROW  
NORMAL RECORD YEAR  
MAXIMUM TEMPERATURE (F) 52 75 2001  
MINIMUM TEMPERATURE (F) 37 14 1886  
 
SUNRISE AND SUNSET  
DECEMBER 4 2024......SUNRISE 7:11 AM EST SUNSET 4:46 PM EST  
DECEMBER 5 2024......SUNRISE 7:12 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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