005  
CDUS41 KLWX 172138  
CLIDCA  
 
CLIMATE REPORT  
NATIONAL WEATHER SERVICE BALTIMORE MD/WASHINGTON DC  
438 PM EST TUE JAN 17 2023  
   
...............................
 
 
   
..THE WASHINGTON NATIONAL DC CLIMATE SUMMARY FOR JANUARY 17 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 46 3:50 PM 74 1943 44 2 42  
MINIMUM 38 1:51 AM -5 1982 30 8 34  
AVERAGE 42 37 5 38  
 
PRECIPITATION (IN)  
TODAY 0.05 1.09 1994 0.09 -0.04 0.02  
MONTH TO DATE 0.47 1.59 -1.12 3.25  
SINCE DEC 1 4.33 5.00 -0.67 3.88  
SINCE JAN 1 0.47 1.59 -1.12 3.25  
 
SNOWFALL (IN)  
TODAY 0.0 5.5 1935 0.2 -0.2 T  
MONTH TO DATE T 2.2 -2.2 12.1  
SINCE DEC 1 T 3.9 -3.9 12.1  
SINCE JUL 1 T 4.0 -4.0 12.1  
SNOW DEPTH 0  
 
DEGREE DAYS  
HEATING  
TODAY 23 28 -5 27  
MONTH TO DATE 314 466 -152 478  
SINCE DEC 1 1080 1190 -110 1010  
SINCE JUL 1 1693 1836 -143 1568  
 
COOLING  
TODAY 0 0 0 0  
MONTH TO DATE 0 0 0 0  
SINCE DEC 1 0 0 0 0  
SINCE JAN 1 0 0 0 0    
...............................................................
 
 
WIND (MPH)  
HIGHEST WIND SPEED 10 HIGHEST WIND DIRECTION S (170)  
HIGHEST GUST SPEED 13 HIGHEST GUST DIRECTION S (200)  
AVERAGE WIND SPEED 3.9  
 
SKY COVER  
AVERAGE SKY COVER 1.0  
 
WEATHER CONDITIONS  
THE FOLLOWING WEATHER WAS RECORDED TODAY.  
LIGHT RAIN  
 
RELATIVE HUMIDITY (PERCENT)  
HIGHEST 93 3:00 PM  
LOWEST 65 3:00 AM  
AVERAGE 79  
   
......................................................
 
 
THE WASHINGTON NATIONAL DC CLIMATE NORMALS FOR TOMORROW  
NORMAL RECORD YEAR  
MAXIMUM TEMPERATURE (F) 44 69 1990  
MINIMUM TEMPERATURE (F) 30 -6 1893  
 
SUNRISE AND SUNSET  
JANUARY 17 2023.......SUNRISE 7:24 AM EST SUNSET 5:12 PM EST  
JANUARY 18 2023.......SUNRISE 7:24 AM EST SUNSET 5:13 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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