378  
CDUS41 KLWX 092123  
CLIDCA  
 
CLIMATE REPORT  
NATIONAL WEATHER SERVICE BALTIMORE MD/WASHINGTON DC  
523 PM EDT TUE APR 09 2024  
   
...............................
 
 
   
..THE WASHINGTON NATIONAL DC CLIMATE SUMMARY FOR APRIL 9 2024
 
 
VALID TODAY AS OF 0500 PM LOCAL TIME.  
 
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)  
TODAY  
MAXIMUM 76 MM 90 1959 66 10 63  
MINIMUM 51 MM 28 1896 46 5 40  
1917  
1972  
AVERAGE 64 56 8 52  
 
PRECIPITATION (IN)  
TODAY 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)  
TODAY 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 0  
 
DEGREE DAYS  
HEATING  
TODAY 1 10 -9 13  
MONTH TO DATE 105 99 6 61  
SINCE MAR 1 504 643 -139 548  
SINCE JUL 1 3056 3566 -510 3046  
 
COOLING  
TODAY 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 8 HIGHEST WIND DIRECTION S (170)  
HIGHEST GUST SPEED MM HIGHEST GUST DIRECTION MM  
AVERAGE WIND SPEED 3.5  
 
SKY COVER  
AVERAGE SKY COVER 0.8  
 
WEATHER CONDITIONS  
THE FOLLOWING WEATHER WAS RECORDED TODAY.  
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 TOMORROW  
NORMAL RECORD YEAR  
MAXIMUM TEMPERATURE (F) 66 91 2013  
MINIMUM TEMPERATURE (F) 47 28 1997  
 
SUNRISE AND SUNSET  
APRIL 9 2024.........SUNRISE 6:40 AM EDT SUNSET 7:40 PM EDT  
APRIL 10 2024.........SUNRISE 6:38 AM EDT SUNSET 7:41 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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