076  
CDUS41 KLWX 190527  
CLIDCA  
 
CLIMATE REPORT  
NATIONAL WEATHER SERVICE BALTIMORE MD/WASHINGTON DC  
1227 AM EST SUN JAN 19 2025  
   
...............................  
 
   
..THE WASHINGTON NATIONAL DC CLIMATE SUMMARY FOR JANUARY 18 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 46 4:18 PM 69 1990 44 2 40  
MINIMUM 34 10:35 PM -6 1893 30 4 22  
AVERAGE 40 37 3 31  
 
PRECIPITATION (IN)  
YESTERDAY 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)  
YESTERDAY 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  
YESTERDAY 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  
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 S (200)  
HIGHEST GUST SPEED 18 HIGHEST GUST DIRECTION S (200)  
AVERAGE WIND SPEED 6.1  
 
SKY COVER  
AVERAGE SKY COVER 0.7  
 
WEATHER CONDITIONS  
THE FOLLOWING WEATHER WAS RECORDED YESTERDAY.  
LIGHT RAIN  
 
RELATIVE HUMIDITY (PERCENT)  
HIGHEST 85 11:00 PM  
LOWEST 63 5:00 PM  
AVERAGE 74  
   
......................................................  
 
THE WASHINGTON NATIONAL DC CLIMATE NORMALS FOR TODAY  
NORMAL RECORD YEAR  
MAXIMUM TEMPERATURE (F) 44 71 1951  
MINIMUM TEMPERATURE (F) 30 -4 1994  
 
SUNRISE AND SUNSET  
JANUARY 19 2025.......SUNRISE 7:23 AM EST SUNSET 5:15 PM EST  
JANUARY 20 2025.......SUNRISE 7:23 AM EST SUNSET 5:16 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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