921  
CDUS41 KLWX 090529  
CLIDCA  
 
CLIMATE REPORT  
NATIONAL WEATHER SERVICE BALTIMORE MD/WASHINGTON DC  
1229 AM EST TUE JAN 09 2024  
   
...............................  
 
   
..THE WASHINGTON NATIONAL DC CLIMATE SUMMARY FOR JANUARY 8 2024  
 
CLIMATE NORMAL PERIOD: 1991 TO 2020  
CLIMATE RECORD PERIOD: 1871 TO 2024  
 
WEATHER ITEM OBSERVED TIME RECORD YEAR NORMAL DEPARTURE LAST  
VALUE (LST) VALUE VALUE FROM YEAR  
NORMAL    
...............................................................  
 
TEMPERATURE (F)  
YESTERDAY  
MAXIMUM 51 2:14 PM 73 2008 45 6 44  
MINIMUM 37 8:57 PM 0 1878 31 6 32  
AVERAGE 44 38 6 38  
 
PRECIPITATION (IN)  
YESTERDAY 0.00 2.21 1884 0.09 -0.09 0.01  
MONTH TO DATE 1.02 0.75 0.27 0.01  
SINCE DEC 1 7.45 4.16 3.29 3.87  
SINCE JAN 1 1.02 0.75 0.27 0.01  
 
SNOWFALL (IN)  
YESTERDAY 0.0 6.3 1988 0.1 -0.1 T  
MONTH TO DATE T 0.8 -0.8 T  
SINCE DEC 1 0.1 2.5 -2.4 T  
SINCE JUL 1 0.1 2.6 -2.5 T  
SNOW DEPTH 0  
 
DEGREE DAYS  
HEATING  
YESTERDAY 21 27 -6 27  
MONTH TO DATE 199 215 -16 115  
SINCE DEC 1 796 939 -143 881  
SINCE JUL 1 1385 1585 -200 1494  
 
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 15 HIGHEST WIND DIRECTION N (340)  
HIGHEST GUST SPEED 22 HIGHEST GUST DIRECTION NW (330)  
AVERAGE WIND SPEED 6.5  
 
SKY COVER  
AVERAGE SKY COVER 0.6  
 
WEATHER CONDITIONS  
THE FOLLOWING WEATHER WAS RECORDED YESTERDAY.  
NO SIGNIFICANT WEATHER WAS OBSERVED.  
 
RELATIVE HUMIDITY (PERCENT)  
HIGHEST 73 9:00 PM  
LOWEST 44 2:00 PM  
AVERAGE 59  
   
......................................................  
 
THE WASHINGTON NATIONAL DC CLIMATE NORMALS FOR TODAY  
NORMAL RECORD YEAR  
MAXIMUM TEMPERATURE (F) 45 76 1937  
MINIMUM TEMPERATURE (F) 30 4 1970  
 
SUNRISE AND SUNSET  
JANUARY 9 2024.......SUNRISE 7:27 AM EST SUNSET 5:04 PM EST  
JANUARY 10 2024.......SUNRISE 7:26 AM EST SUNSET 5:05 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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