632  
CDUS41 KLWX 030527  
CLIDCA  
 
CLIMATE REPORT  
NATIONAL WEATHER SERVICE BALTIMORE MD/WASHINGTON DC  
1227 AM EST FRI JAN 03 2025  
   
...............................
 
 
   
..THE WASHINGTON NATIONAL DC CLIMATE SUMMARY FOR JANUARY 2 2025
 
 
CLIMATE NORMAL PERIOD: 1991 TO 2020  
CLIMATE RECORD PERIOD: 1871 TO 2025  
 
WEATHER ITEM OBSERVED TIME RECORD YEAR NORMAL DEPARTURE LAST  
VALUE (LST) VALUE VALUE FROM YEAR  
NORMAL    
...............................................................
 
 
TEMPERATURE (F)  
YESTERDAY  
MAXIMUM 45 1:54 PM 71 1876 45 0 47  
MINIMUM 37 11:48 PM -1 1899 31 6 33  
AVERAGE 41 38 3 40  
 
PRECIPITATION (IN)  
YESTERDAY 0.00 1.44 1979 0.09 -0.09 0.00  
MONTH TO DATE 0.00 0.18 -0.18 T  
SINCE DEC 1 2.88 3.59 -0.71 6.43  
SINCE JAN 1 0.00 0.18 -0.18 T  
 
SNOWFALL (IN)  
YESTERDAY 0.0 4.5 1925 0.1 -0.1 0.0  
MONTH TO DATE 0.0 0.2 -0.2 T  
SINCE DEC 1 0.1 1.9 -1.8 0.1  
SINCE JUL 1 0.1 2.0 -1.9 0.1  
SNOW DEPTH 0  
 
DEGREE DAYS  
HEATING  
YESTERDAY 24 27 -3 25  
MONTH TO DATE 43 53 -10 49  
SINCE DEC 1 751 777 -26 646  
SINCE JUL 1 1174 1423 -249 1235  
 
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 30 HIGHEST WIND DIRECTION W (290)  
HIGHEST GUST SPEED 48 HIGHEST GUST DIRECTION W (290)  
AVERAGE WIND SPEED 11.5  
 
SKY COVER  
AVERAGE SKY COVER 0.6  
 
WEATHER CONDITIONS  
THE FOLLOWING WEATHER WAS RECORDED YESTERDAY.  
NO SIGNIFICANT WEATHER WAS OBSERVED.  
 
RELATIVE HUMIDITY (PERCENT)  
HIGHEST 46 10:00 PM  
LOWEST 34 2:00 PM  
AVERAGE 40  
   
......................................................
 
 
THE WASHINGTON NATIONAL DC CLIMATE NORMALS FOR TODAY  
NORMAL RECORD YEAR  
MAXIMUM TEMPERATURE (F) 45 69 2023  
MINIMUM TEMPERATURE (F) 31 -3 1877  
 
SUNRISE AND SUNSET  
JANUARY 3 2025.......SUNRISE 7:27 AM EST SUNSET 4:59 PM EST  
JANUARY 4 2025.......SUNRISE 7:27 AM EST SUNSET 5:00 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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