430  
CDUS41 KLWX 130528  
CLIDCA  
 
CLIMATE REPORT  
NATIONAL WEATHER SERVICE BALTIMORE MD/WASHINGTON DC  
1228 AM EST FRI JAN 13 2023  
   
...............................
 
 
   
..THE WASHINGTON NATIONAL DC CLIMATE SUMMARY FOR JANUARY 12 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 56 8:57 PM 76 1890 45 11 47  
MINIMUM 40 6:05 AM 3 1886 30 10 23  
AVERAGE 48 37 11 35  
 
PRECIPITATION (IN)  
YESTERDAY 0.15 2.77 1915 0.09 0.06 0.00  
MONTH TO DATE 0.18 1.12 -0.94 2.33  
SINCE DEC 1 4.04 4.53 -0.49 2.96  
SINCE JAN 1 0.18 1.12 -0.94 2.33  
 
SNOWFALL (IN)  
YESTERDAY 0.0 5.0 1893 0.1 -0.1 0.0  
MONTH TO DATE T 1.3 -1.3 9.5  
SINCE DEC 1 T 3.0 -3.0 9.5  
SINCE JUL 1 T 3.1 -3.1 9.5  
SNOW DEPTH 0  
 
DEGREE DAYS  
HEATING  
YESTERDAY 17 28 -11 30  
MONTH TO DATE 196 326 -130 331  
SINCE DEC 1 962 1050 -88 863  
SINCE JUL 1 1575 1696 -121 1421  
 
COOLING  
YESTERDAY 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 MM HIGHEST WIND DIRECTION MM  
HIGHEST GUST SPEED MM HIGHEST GUST DIRECTION MM  
AVERAGE WIND SPEED 4.9  
 
SKY COVER  
AVERAGE SKY COVER 1.0  
 
WEATHER CONDITIONS  
THE FOLLOWING WEATHER WAS RECORDED YESTERDAY.  
LIGHT RAIN  
FOG  
 
RELATIVE HUMIDITY (PERCENT)  
HIGHEST 93 11:00 PM  
LOWEST 77 1:00 PM  
AVERAGE 85  
   
......................................................
 
 
THE WASHINGTON NATIONAL DC CLIMATE NORMALS FOR TODAY  
NORMAL RECORD YEAR  
MAXIMUM TEMPERATURE (F) 45 75 1932  
MINIMUM TEMPERATURE (F) 30 -8 1912  
 
SUNRISE AND SUNSET  
JANUARY 13 2023.......SUNRISE 7:26 AM EST SUNSET 5:08 PM EST  
JANUARY 14 2023.......SUNRISE 7:25 AM EST SUNSET 5:09 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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