491  
CDUS41 KLWX 100522  
CLIDCA  
 
CLIMATE REPORT  
NATIONAL WEATHER SERVICE BALTIMORE MD/WASHINGTON DC  
122 AM EDT WED APR 10 2024  
   
...............................
 
 
   
..THE WASHINGTON NATIONAL DC CLIMATE SUMMARY FOR APRIL 9 2024
 
 
CLIMATE NORMAL PERIOD: 1991 TO 2020  
CLIMATE RECORD PERIOD: 1871 TO 2024  
 
WEATHER ITEM OBSERVED TIME RECORD YEAR NORMAL DEPARTURE LAST  
VALUE (LST) VALUE VALUE FROM YEAR  
NORMAL    
...............................................................
 
 
TEMPERATURE (F)  
YESTERDAY  
MAXIMUM 78 1:28 PM 90 1959 66 12 63  
MINIMUM 51 3:29 AM 28 1896 46 5 40  
1917  
1972  
AVERAGE 65 56 9 52  
 
PRECIPITATION (IN)  
YESTERDAY 0.00 1.53 1906 0.11 -0.11 0.00  
MONTH TO DATE 1.68 0.95 0.73 0.29  
SINCE MAR 1 6.57 4.45 2.12 1.89  
SINCE JAN 1 13.86 9.93 3.93 5.62  
 
SNOWFALL (IN)  
YESTERDAY 0.0 1.5 1917 0.0 0.0 0.0  
MONTH TO DATE 0.0 0.0 0.0 T  
SINCE MAR 1 T 2.0 -2.0 T  
SINCE JUL 1 8.0 13.7 -5.7 0.4  
SNOW DEPTH MM  
 
DEGREE DAYS  
HEATING  
YESTERDAY 0 10 -10 13  
MONTH TO DATE 104 99 5 61  
SINCE MAR 1 503 643 -140 548  
SINCE JUL 1 3055 3566 -511 3046  
 
COOLING  
YESTERDAY 0 1 -1 0  
MONTH TO DATE 0 3 -3 19  
SINCE MAR 1 2 6 -4 21  
SINCE JAN 1 3 6 -3 21    
...............................................................
 
 
WIND (MPH)  
HIGHEST WIND SPEED 14 HIGHEST WIND DIRECTION SE (120)  
HIGHEST GUST SPEED 19 HIGHEST GUST DIRECTION E (110)  
AVERAGE WIND SPEED 5.5  
 
SKY COVER  
AVERAGE SKY COVER 0.8  
 
WEATHER CONDITIONS  
THE FOLLOWING WEATHER WAS RECORDED YESTERDAY.  
NO SIGNIFICANT WEATHER WAS OBSERVED.  
 
RELATIVE HUMIDITY (PERCENT)  
HIGHEST 83 6:00 AM  
LOWEST 42 1:00 PM  
AVERAGE 63  
   
......................................................
 
 
THE WASHINGTON NATIONAL DC CLIMATE NORMALS FOR TODAY  
NORMAL RECORD YEAR  
MAXIMUM TEMPERATURE (F) 66 91 2013  
MINIMUM TEMPERATURE (F) 47 28 1997  
 
SUNRISE AND SUNSET  
APRIL 10 2024.........SUNRISE 6:38 AM EDT SUNSET 7:41 PM EDT  
APRIL 11 2024.........SUNRISE 6:37 AM EDT SUNSET 7:42 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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