152  
CDUS41 KLWX 110526  
CLIDCA  
 
CLIMATE REPORT  
NATIONAL WEATHER SERVICE BALTIMORE MD/WASHINGTON DC  
1226 AM EST THU JAN 11 2024  
   
...............................  
 
   
..THE WASHINGTON NATIONAL DC CLIMATE SUMMARY FOR JANUARY 10 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 57 12:19 AM 70 1950 45 12 49  
MINIMUM 41 11:57 PM -3 1875 30 11 32  
AVERAGE 49 38 11 41  
 
PRECIPITATION (IN)  
YESTERDAY T 0.81 1878 0.09 -0.09 0.00  
1965  
MONTH TO DATE 3.26 0.93 2.33 0.01  
SINCE DEC 1 9.69 4.34 5.35 3.87  
SINCE JAN 1 3.26 0.93 2.33 0.01  
 
SNOWFALL (IN)  
YESTERDAY 0.0 3.8 1965 0.1 -0.1 0.0  
MONTH TO DATE T 1.0 -1.0 T  
SINCE DEC 1 0.1 2.7 -2.6 T  
SINCE JUL 1 0.1 2.8 -2.7 T  
SNOW DEPTH 0  
 
DEGREE DAYS  
HEATING  
YESTERDAY 16 28 -12 24  
MONTH TO DATE 231 270 -39 160  
SINCE DEC 1 828 994 -166 926  
SINCE JUL 1 1417 1640 -223 1539  
 
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 26 HIGHEST WIND DIRECTION W (270)  
HIGHEST GUST SPEED 41 HIGHEST GUST DIRECTION W (280)  
AVERAGE WIND SPEED 12.9  
 
SKY COVER  
AVERAGE SKY COVER 0.7  
 
WEATHER CONDITIONS  
THE FOLLOWING WEATHER WAS RECORDED YESTERDAY.  
NO SIGNIFICANT WEATHER WAS OBSERVED.  
 
RELATIVE HUMIDITY (PERCENT)  
HIGHEST 84 12:00 AM  
LOWEST 38 4:00 PM  
AVERAGE 61  
   
......................................................  
 
THE WASHINGTON NATIONAL DC CLIMATE NORMALS FOR TODAY  
NORMAL RECORD YEAR  
MAXIMUM TEMPERATURE (F) 45 75 1975  
MINIMUM TEMPERATURE (F) 30 2 1982  
 
SUNRISE AND SUNSET  
JANUARY 11 2024.......SUNRISE 7:26 AM EST SUNSET 5:06 PM EST  
JANUARY 12 2024.......SUNRISE 7:26 AM EST SUNSET 5:07 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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