258  
CDUS41 KLWX 162129  
CLIDCA  
 
CLIMATE REPORT  
NATIONAL WEATHER SERVICE BALTIMORE MD/WASHINGTON DC  
429 PM EST FRI DEC 16 2022  
   
...............................  
 
   
..THE WASHINGTON NATIONAL DC CLIMATE SUMMARY FOR DECEMBER 16 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 53 12:59 PM 74 1971 49 4 67  
MINIMUM 41 7:55 AM 10 1917 34 7 46  
AVERAGE 47 42 5 57  
 
PRECIPITATION (IN)  
TODAY T 1.19 1902 0.11 -0.11 0.00  
MONTH TO DATE 2.41 1.85 0.56 0.17  
SINCE DEC 1 2.41 1.85 0.56 0.17  
SINCE JAN 1 42.06 40.26 1.80 43.63  
 
SNOWFALL (IN)  
TODAY 0.0 6.0 1973 0.0 0.0 0.0  
MONTH TO DATE 0.0 0.7 -0.7 0.0  
SINCE DEC 1 0.0 0.7 -0.7 0.0  
SINCE JUL 1 T 0.8 -0.8 0.0  
SNOW DEPTH 0  
 
DEGREE DAYS  
HEATING  
TODAY 18 24 -6 8  
MONTH TO DATE 344 348 -4 271  
SINCE DEC 1 344 348 -4 271  
SINCE JUL 1 957 994 -37 829  
 
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 23 HIGHEST WIND DIRECTION NW (310)  
HIGHEST GUST SPEED 33 HIGHEST GUST DIRECTION W (270)  
AVERAGE WIND SPEED 13.5  
 
SKY COVER  
AVERAGE SKY COVER 0.7  
 
WEATHER CONDITIONS  
THE FOLLOWING WEATHER WAS RECORDED TODAY.  
LIGHT RAIN  
FOG  
 
RELATIVE HUMIDITY (PERCENT)  
HIGHEST 93 1:00 AM  
LOWEST 46 1:00 PM  
AVERAGE 70  
   
......................................................  
 
THE WASHINGTON NATIONAL DC CLIMATE NORMALS FOR TOMORROW  
NORMAL RECORD YEAR  
MAXIMUM TEMPERATURE (F) 48 65 2021  
MINIMUM TEMPERATURE (F) 34 10 1876  
 
SUNRISE AND SUNSET  
DECEMBER 16 2022......SUNRISE 7:20 AM EST SUNSET 4:48 PM EST  
DECEMBER 17 2022......SUNRISE 7:21 AM EST SUNSET 4:48 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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