577  
CDUS41 KLWX 110622  
CLIDCA  
 
CLIMATE REPORT  
NATIONAL WEATHER SERVICE BALTIMORE MD/WASHINGTON DC  
222 AM EDT FRI APR 11 2025  
   
...............................
 
 
   
..THE WASHINGTON NATIONAL DC CLIMATE SUMMARY FOR APRIL 10 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 61 12:14 PM 91 2013 66 -5 77  
MINIMUM 47 5:35 AM 28 1997 47 0 59  
AVERAGE 54 56 -2 68  
 
PRECIPITATION (IN)  
YESTERDAY T 1.57 1918 0.10 -0.10 T  
MONTH TO DATE 0.84 1.05 -0.21 1.68  
SINCE MAR 1 3.33 4.55 -1.22 6.57  
SINCE JAN 1 8.12 10.03 -1.91 13.86  
 
SNOWFALL (IN)  
YESTERDAY 0.0 T 1937 0.0 0.0 0.0  
1973  
1975  
MONTH TO DATE 0.0 0.0 0.0 0.0  
SINCE MAR 1 0.0 2.0 -2.0 T  
SINCE JUL 1 14.9 13.7 1.2 8.0  
SNOW DEPTH 0  
 
DEGREE DAYS  
HEATING  
YESTERDAY 11 10 1 0  
MONTH TO DATE 92 109 -17 104  
SINCE MAR 1 443 653 -210 503  
SINCE JUL 1 3183 3576 -393 3055  
 
COOLING  
YESTERDAY 0 1 -1 3  
MONTH TO DATE 15 4 11 3  
SINCE MAR 1 40 7 33 5  
SINCE JAN 1 40 7 33 6    
...............................................................
 
 
WIND (MPH)  
HIGHEST WIND SPEED 20 HIGHEST WIND DIRECTION S (170)  
HIGHEST GUST SPEED 26 HIGHEST GUST DIRECTION S (180)  
AVERAGE WIND SPEED 11.2  
 
SKY COVER  
AVERAGE SKY COVER 1.0  
 
WEATHER CONDITIONS  
THE FOLLOWING WEATHER WAS RECORDED YESTERDAY.  
NO SIGNIFICANT WEATHER WAS OBSERVED.  
 
RELATIVE HUMIDITY (PERCENT)  
HIGHEST 68 11:00 PM  
LOWEST 42 3:00 PM  
AVERAGE 55  
   
......................................................
 
 
THE WASHINGTON NATIONAL DC CLIMATE NORMALS FOR TODAY  
NORMAL RECORD YEAR  
MAXIMUM TEMPERATURE (F) 67 91 1930  
MINIMUM TEMPERATURE (F) 47 26 1909  
 
SUNRISE AND SUNSET  
APRIL 11 2025.........SUNRISE 6:37 AM EDT SUNSET 7:42 PM EDT  
APRIL 12 2025.........SUNRISE 6:36 AM EDT SUNSET 7:43 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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