590  
CDUS41 KLWX 192122  
CLIDCA  
 
CLIMATE REPORT  
NATIONAL WEATHER SERVICE BALTIMORE MD/WASHINGTON DC  
422 PM EST MON DEC 19 2022  
   
...............................
 
 
   
..THE WASHINGTON NATIONAL DC CLIMATE SUMMARY FOR DECEMBER 19 2022
 
 
VALID TODAY AS OF 0400 PM LOCAL TIME.  
 
CLIMATE NORMAL PERIOD: 1991 TO 2020  
CLIMATE RECORD PERIOD: 1871 TO 2022  
 
WEATHER ITEM OBSERVED TIME RECORD YEAR NORMAL DEPARTURE LAST  
VALUE (LST) VALUE VALUE FROM YEAR  
NORMAL    
...............................................................
 
 
TEMPERATURE (F)  
TODAY  
MAXIMUM 42 3:56 PM 74 1924 48 -6 58  
MINIMUM 30 7:42 AM 6 1884 34 -4 33  
AVERAGE 36 41 -5 46  
 
PRECIPITATION (IN)  
TODAY 0.00 1.34 2009 0.11 -0.11 T  
MONTH TO DATE 2.41 2.19 0.22 0.17  
SINCE DEC 1 2.41 2.19 0.22 0.17  
SINCE JAN 1 42.06 40.60 1.46 43.63  
 
SNOWFALL (IN)  
TODAY 0.0 15.0 2009 0.1 -0.1 0.0  
MONTH TO DATE 0.0 0.9 -0.9 0.0  
SINCE DEC 1 0.0 0.9 -0.9 0.0  
SINCE JUL 1 T 1.0 -1.0 0.0  
SNOW DEPTH 0  
 
DEGREE DAYS  
HEATING  
TODAY 29 24 5 19  
MONTH TO DATE 421 420 1 307  
SINCE DEC 1 421 420 1 307  
SINCE JUL 1 1034 1066 -32 865  
 
COOLING  
TODAY 0 0 0 0  
MONTH TO DATE 0 0 0 0  
SINCE DEC 1 0 0 0 0  
SINCE JAN 1 1793 1737 56 1875    
...............................................................
 
 
WIND (MPH)  
HIGHEST WIND SPEED 18 HIGHEST WIND DIRECTION NW (310)  
HIGHEST GUST SPEED 27 HIGHEST GUST DIRECTION NW (300)  
AVERAGE WIND SPEED 8.5  
 
SKY COVER  
AVERAGE SKY COVER 0.3  
 
WEATHER CONDITIONS  
THE FOLLOWING WEATHER WAS RECORDED TODAY.  
NO SIGNIFICANT WEATHER WAS OBSERVED.  
 
RELATIVE HUMIDITY (PERCENT)  
HIGHEST 61 8:00 AM  
LOWEST 39 3:00 PM  
AVERAGE 50  
   
......................................................
 
 
THE WASHINGTON NATIONAL DC CLIMATE NORMALS FOR TOMORROW  
NORMAL RECORD YEAR  
MAXIMUM TEMPERATURE (F) 48 66 1877  
1889  
MINIMUM TEMPERATURE (F) 34 5 1942  
 
SUNRISE AND SUNSET  
DECEMBER 19 2022......SUNRISE 7:22 AM EST SUNSET 4:49 PM EST  
DECEMBER 20 2022......SUNRISE 7:22 AM EST SUNSET 4:49 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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