717  
CDUS41 KLWX 182125  
CLIDCA  
 
CLIMATE REPORT  
NATIONAL WEATHER SERVICE BALTIMORE MD/WASHINGTON DC  
425 PM EST SAT JAN 18 2025  
   
...............................  
 
   
..THE WASHINGTON NATIONAL DC CLIMATE SUMMARY FOR JANUARY 18 2025  
 
VALID TODAY AS OF 0400 PM LOCAL TIME.  
 
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)  
TODAY  
MAXIMUM 45 3:59 PM 69 1990 44 1 40  
MINIMUM 34 12:48 AM -6 1893 30 4 22  
AVERAGE 40 37 3 31  
 
PRECIPITATION (IN)  
TODAY 0.02 1.30 1980 0.09 -0.07 0.00  
MONTH TO DATE 0.95 1.68 -0.73 3.98  
SINCE DEC 1 3.83 5.09 -1.26 10.41  
SINCE JAN 1 0.95 1.68 -0.73 3.98  
 
SNOWFALL (IN)  
TODAY 0.0 3.6 1984 0.2 -0.2 0.0  
MONTH TO DATE 8.0 2.4 5.6 4.1  
SINCE DEC 1 8.1 4.1 4.0 4.2  
SINCE JUL 1 8.1 4.2 3.9 4.2  
SNOW DEPTH T  
 
DEGREE DAYS  
HEATING  
TODAY 25 28 -3 34  
MONTH TO DATE 553 494 59 470  
SINCE DEC 1 1261 1218 43 1067  
SINCE JUL 1 1684 1864 -180 1656  
 
COOLING  
TODAY 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 S (200)  
HIGHEST GUST SPEED 18 HIGHEST GUST DIRECTION S (200)  
AVERAGE WIND SPEED 8.4  
 
SKY COVER  
AVERAGE SKY COVER 0.8  
 
WEATHER CONDITIONS  
THE FOLLOWING WEATHER WAS RECORDED TODAY.  
LIGHT RAIN  
 
RELATIVE HUMIDITY (PERCENT)  
HIGHEST 79 9:00 AM  
LOWEST 67 2:00 AM  
AVERAGE 73  
   
......................................................  
 
THE WASHINGTON NATIONAL DC CLIMATE NORMALS FOR TOMORROW  
NORMAL RECORD YEAR  
MAXIMUM TEMPERATURE (F) 44 71 1951  
MINIMUM TEMPERATURE (F) 30 -4 1994  
 
SUNRISE AND SUNSET  
JANUARY 18 2025.......SUNRISE 7:24 AM EST SUNSET 5:14 PM EST  
JANUARY 19 2025.......SUNRISE 7:23 AM EST SUNSET 5:15 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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