946  
CDUS41 KLWX 182134  
CLIDCA  
 
CLIMATE REPORT  
NATIONAL WEATHER SERVICE BALTIMORE MD/WASHINGTON DC  
434 PM EST WED JAN 18 2023  
   
...............................  
 
   
..THE WASHINGTON NATIONAL DC CLIMATE SUMMARY FOR JANUARY 18 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 60 1:31 PM 69 1990 44 16 42  
MINIMUM 39 3:46 AM -6 1893 30 9 30  
AVERAGE 50 37 13 36  
 
PRECIPITATION (IN)  
TODAY 0.00 1.30 1980 0.09 -0.09 0.00  
MONTH TO DATE 0.47 1.68 -1.21 3.25  
SINCE DEC 1 4.33 5.09 -0.76 3.88  
SINCE JAN 1 0.47 1.68 -1.21 3.25  
 
SNOWFALL (IN)  
TODAY 0.0 3.6 1984 0.2 -0.2 0.0  
MONTH TO DATE T 2.4 -2.4 12.1  
SINCE DEC 1 T 4.1 -4.1 12.1  
SINCE JUL 1 T 4.2 -4.2 12.1  
SNOW DEPTH 0  
 
DEGREE DAYS  
HEATING  
TODAY 15 28 -13 29  
MONTH TO DATE 329 494 -165 507  
SINCE DEC 1 1095 1218 -123 1039  
SINCE JUL 1 1708 1864 -156 1597  
 
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 18 HIGHEST WIND DIRECTION NW (300)  
HIGHEST GUST SPEED 24 HIGHEST GUST DIRECTION NW (320)  
AVERAGE WIND SPEED 7.8  
 
SKY COVER  
AVERAGE SKY COVER 0.4  
 
WEATHER CONDITIONS  
THE FOLLOWING WEATHER WAS RECORDED TODAY.  
FOG  
 
RELATIVE HUMIDITY (PERCENT)  
HIGHEST 100 4:00 AM  
LOWEST 47 2:00 PM  
AVERAGE 74  
   
......................................................  
 
THE WASHINGTON NATIONAL DC CLIMATE NORMALS FOR TOMORROW  
NORMAL RECORD YEAR  
MAXIMUM TEMPERATURE (F) 44 71 1951  
MINIMUM TEMPERATURE (F) 30 -4 1994  
 
SUNRISE AND SUNSET  
JANUARY 18 2023.......SUNRISE 7:24 AM EST SUNSET 5:13 PM EST  
JANUARY 19 2023.......SUNRISE 7:23 AM EST SUNSET 5:15 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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