561  
CDUS41 KLWX 200623  
CLIDCA  
 
CLIMATE REPORT  
NATIONAL WEATHER SERVICE BALTIMORE MD/WASHINGTON DC  
223 AM EDT SUN APR 20 2025  
   
...............................
 
 
   
..THE WASHINGTON NATIONAL DC CLIMATE SUMMARY FOR APRIL 19 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 83 5:27 PM 93 1976 70 13 57  
MINIMUM 67 7:26 AM 22 1875 50 17 51  
AVERAGE 75 60 15 54  
 
PRECIPITATION (IN)  
YESTERDAY 0.00 1.75 1877 0.10 -0.10 0.01  
MONTH TO DATE 2.43 1.96 0.47 2.02  
SINCE MAR 1 4.92 5.46 -0.54 6.91  
SINCE JAN 1 9.71 10.94 -1.23 14.20  
 
SNOWFALL (IN)  
YESTERDAY 0.0 T 1926 0.0 0.0 0.0  
1983  
MONTH TO DATE 0.0 0.0 0.0 T  
SINCE MAR 1 0.0 2.0 -2.0 T  
SINCE JUL 1 14.9 13.7 1.2 8.0  
SNOW DEPTH MM  
 
DEGREE DAYS  
HEATING  
YESTERDAY 0 7 -7 11  
MONTH TO DATE 154 181 -27 120  
SINCE MAR 1 505 725 -220 519  
SINCE JUL 1 3245 3648 -403 3071  
 
COOLING  
YESTERDAY 10 1 9 0  
MONTH TO DATE 25 13 12 18  
SINCE MAR 1 50 16 34 20  
SINCE JAN 1 50 16 34 21    
...............................................................
 
 
WIND (MPH)  
HIGHEST WIND SPEED 20 HIGHEST WIND DIRECTION SW (210)  
HIGHEST GUST SPEED 28 HIGHEST GUST DIRECTION SW (220)  
AVERAGE WIND SPEED 11.8  
 
SKY COVER  
AVERAGE SKY COVER 0.9  
 
WEATHER CONDITIONS  
THE FOLLOWING WEATHER WAS RECORDED YESTERDAY.  
NO SIGNIFICANT WEATHER WAS OBSERVED.  
 
RELATIVE HUMIDITY (PERCENT)  
HIGHEST 68 11:00 PM  
LOWEST 41 5:00 PM  
AVERAGE 55  
   
......................................................
 
 
THE WASHINGTON NATIONAL DC CLIMATE NORMALS FOR TODAY  
NORMAL RECORD YEAR  
MAXIMUM TEMPERATURE (F) 70 94 1941  
MINIMUM TEMPERATURE (F) 50 28 1904  
 
SUNRISE AND SUNSET  
APRIL 20 2025.........SUNRISE 6:24 AM EDT SUNSET 7:50 PM EDT  
APRIL 21 2025.........SUNRISE 6:23 AM EDT SUNSET 7:51 PM EDT  
 
- INDICATES NEGATIVE NUMBERS.  
R INDICATES RECORD WAS SET OR TIED.  
MM INDICATES DATA IS MISSING.  
T INDICATES TRACE AMOUNT.  
 

 
 
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