228  
CDUS41 KLWX 230521  
CLIDCA  
 
CLIMATE REPORT  
NATIONAL WEATHER SERVICE BALTIMORE MD/WASHINGTON DC  
1221 AM EST MON DEC 23 2024  
   
...............................  
 
   
..THE WASHINGTON NATIONAL DC CLIMATE SUMMARY FOR DECEMBER 22 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 36 2:49 PM 72 1889 47 -11 50  
2013  
MINIMUM 25 11:59 PM 3 1872 33 -8 36  
AVERAGE 31 40 -9 43  
 
PRECIPITATION (IN)  
YESTERDAY 0.00 1.68 1881 0.11 -0.11 0.00  
MONTH TO DATE 1.80 2.51 -0.71 5.07  
SINCE DEC 1 1.80 2.51 -0.71 5.07  
SINCE JAN 1 36.49 40.92 -4.43 34.32  
 
SNOWFALL (IN)  
YESTERDAY 0.0 8.5 1908 0.0 0.0 0.0  
MONTH TO DATE T 1.0 -1.0 0.1  
SINCE DEC 1 T 1.0 -1.0 0.1  
SINCE JUL 1 T 1.1 -1.1 0.1  
SNOW DEPTH 0  
 
DEGREE DAYS  
HEATING  
YESTERDAY 34 25 9 22  
MONTH TO DATE 521 493 28 447  
SINCE DEC 1 521 493 28 447  
SINCE JUL 1 944 1139 -195 1036  
 
COOLING  
YESTERDAY 0 0 0 0  
MONTH TO DATE 0 0 0 0  
SINCE DEC 1 0 0 0 0  
SINCE JAN 1 2029 1737 292 1681    
...............................................................  
 
WIND (MPH)  
HIGHEST WIND SPEED 17 HIGHEST WIND DIRECTION NW (320)  
HIGHEST GUST SPEED 25 HIGHEST GUST DIRECTION N (350)  
AVERAGE WIND SPEED 8.9  
 
SKY COVER  
AVERAGE SKY COVER 0.4  
 
WEATHER CONDITIONS  
THE FOLLOWING WEATHER WAS RECORDED YESTERDAY.  
NO SIGNIFICANT WEATHER WAS OBSERVED.  
 
RELATIVE HUMIDITY (PERCENT)  
HIGHEST 50 7:00 AM  
LOWEST 32 3:00 PM  
AVERAGE 41  
   
......................................................  
 
THE WASHINGTON NATIONAL DC CLIMATE NORMALS FOR TODAY  
NORMAL RECORD YEAR  
MAXIMUM TEMPERATURE (F) 47 71 1875  
1990  
MINIMUM TEMPERATURE (F) 33 7 1989  
 
SUNRISE AND SUNSET  
DECEMBER 23 2024......SUNRISE 7:24 AM EST SUNSET 4:51 PM EST  
DECEMBER 24 2024......SUNRISE 7:25 AM EST SUNSET 4:52 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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