486  
CDUS41 KLWX 130526  
CLIDCA  
 
CLIMATE REPORT  
NATIONAL WEATHER SERVICE BALTIMORE MD/WASHINGTON DC  
1226 AM EST MON JAN 13 2025  
   
...............................  
 
   
..THE WASHINGTON NATIONAL DC CLIMATE SUMMARY FOR JANUARY 12 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 44 3:47 PM 76 1890 45 -1 54  
MINIMUM 28 7:59 AM 3 1886 30 -2 34  
AVERAGE 36 37 -1 44  
 
PRECIPITATION (IN)  
YESTERDAY 0.00 2.77 1915 0.09 -0.09 0.33  
MONTH TO DATE 0.92 1.12 -0.20 3.59  
SINCE DEC 1 3.80 4.53 -0.73 10.02  
SINCE JAN 1 0.92 1.12 -0.20 3.59  
 
SNOWFALL (IN)  
YESTERDAY 0.0 5.0 1893 0.1 -0.1 0.0  
MONTH TO DATE 7.9 1.3 6.6 T  
SINCE DEC 1 8.0 3.0 5.0 0.1  
SINCE JUL 1 8.0 3.1 4.9 0.1  
SNOW DEPTH 3  
 
DEGREE DAYS  
HEATING  
YESTERDAY 29 28 1 21  
MONTH TO DATE 373 326 47 274  
SINCE DEC 1 1081 1050 31 871  
SINCE JUL 1 1504 1696 -192 1460  
 
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 13 HIGHEST WIND DIRECTION NW (330)  
HIGHEST GUST SPEED 18 HIGHEST GUST DIRECTION NW (330)  
AVERAGE WIND SPEED 5.2  
 
SKY COVER  
AVERAGE SKY COVER 0.3  
 
WEATHER CONDITIONS  
THE FOLLOWING WEATHER WAS RECORDED YESTERDAY.  
NO SIGNIFICANT WEATHER WAS OBSERVED.  
 
RELATIVE HUMIDITY (PERCENT)  
HIGHEST 71 5:00 AM  
LOWEST 39 5:00 PM  
AVERAGE 55  
   
......................................................  
 
THE WASHINGTON NATIONAL DC CLIMATE NORMALS FOR TODAY  
NORMAL RECORD YEAR  
MAXIMUM TEMPERATURE (F) 45 75 1932  
MINIMUM TEMPERATURE (F) 30 -8 1912  
 
SUNRISE AND SUNSET  
JANUARY 13 2025.......SUNRISE 7:26 AM EST SUNSET 5:09 PM EST  
JANUARY 14 2025.......SUNRISE 7:25 AM EST SUNSET 5:10 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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