416  
CDUS41 KLWX 212122  
CLIDCA  
 
CLIMATE REPORT  
NATIONAL WEATHER SERVICE BALTIMORE MD/WASHINGTON DC  
522 PM EDT SUN JUL 21 2024  
   
...............................
 
 
   
..THE WASHINGTON NATIONAL DC CLIMATE SUMMARY FOR JULY 21 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 93 3:59 PM 104 1926 90 3 88  
MINIMUM 72 4:33 AM 56 1890 73 -1 69  
1909  
AVERAGE 83 81 2 79  
 
PRECIPITATION (IN)  
TODAY 0.00 4.00 2018 0.14 -0.14 0.38  
MONTH TO DATE 1.09 3.04 -1.95 5.22  
SINCE JUN 1 2.24 7.24 -5.00 7.32  
SINCE JAN 1 20.78 23.37 -2.59 17.54  
 
SNOWFALL (IN)  
TODAY 0.0 MM MM 0.0 0.0 0.0  
MONTH TO DATE 0.0 0.0 0.0 0.0  
SINCE JUN 1 0.0 0.0 0.0 0.0  
SINCE JUL 1 0.0 0.0 0.0 0.0  
SNOW DEPTH 0  
 
DEGREE DAYS  
HEATING  
TODAY 0 0 0 0  
MONTH TO DATE 0 0 0 0  
SINCE JUN 1 0 4 -4 0  
SINCE JUL 1 0 0 0 0  
 
COOLING  
TODAY 18 16 2 14  
MONTH TO DATE 427 333 94 354  
SINCE JUN 1 877 676 201 633  
SINCE JAN 1 1102 843 259 768    
...............................................................
 
 
WIND (MPH)  
HIGHEST WIND SPEED 12 HIGHEST WIND DIRECTION S (170)  
HIGHEST GUST SPEED 16 HIGHEST GUST DIRECTION S (180)  
AVERAGE WIND SPEED 3.3  
 
SKY COVER  
AVERAGE SKY COVER 0.5  
 
WEATHER CONDITIONS  
THE FOLLOWING WEATHER WAS RECORDED TODAY.  
NO SIGNIFICANT WEATHER WAS OBSERVED.  
 
RELATIVE HUMIDITY (PERCENT)  
HIGHEST 84 6:00 AM  
LOWEST 38 1:00 PM  
AVERAGE 61  
   
......................................................
 
 
THE WASHINGTON NATIONAL DC CLIMATE NORMALS FOR TOMORROW  
NORMAL RECORD YEAR  
MAXIMUM TEMPERATURE (F) 90 103 1926  
MINIMUM TEMPERATURE (F) 73 53 1890  
 
SUNRISE AND SUNSET  
JULY 21 2024..........SUNRISE 6:00 AM EDT SUNSET 8:28 PM EDT  
JULY 22 2024..........SUNRISE 6:01 AM EDT SUNSET 8:28 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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