938  
CDUS41 KLWX 072126  
CLIIAD  
 
CLIMATE REPORT  
NATIONAL WEATHER SERVICE BALTIMORE MD/WASHINGTON DC  
526 PM EDT WED AUG 07 2024  
   
...............................
 
 
   
..THE WASHINGTON DULLES DC CLIMATE SUMMARY FOR AUGUST 7 2024
 
 
VALID TODAY AS OF 0500 PM LOCAL TIME.  
 
CLIMATE NORMAL PERIOD: 1991 TO 2020  
CLIMATE RECORD PERIOD: 1960 TO 2024  
 
WEATHER ITEM OBSERVED TIME RECORD YEAR NORMAL DEPARTURE LAST  
VALUE (LST) VALUE VALUE FROM YEAR  
NORMAL    
...............................................................
 
 
TEMPERATURE (F)  
TODAY  
MAXIMUM 91 2:44 PM 97 2007 87 4 92  
MINIMUM 76 6:59 AM 49 1994 66 10 69  
AVERAGE 84 77 7 81  
 
PRECIPITATION (IN)  
TODAY 0.00 2.33 2000 0.12 -0.12 0.93  
MONTH TO DATE 0.33 0.84 -0.51 1.19  
SINCE JUN 1 3.68 9.29 -5.61 8.58  
SINCE JAN 1 20.98 26.53 -5.55 18.56  
 
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 13 -13 5  
SINCE JUL 1 0 0 0 0  
 
COOLING  
TODAY 19 12 7 16  
MONTH TO DATE 135 84 51 74  
SINCE JUN 1 988 700 288 729  
SINCE JAN 1 1171 806 365 803    
...............................................................
 
 
WIND (MPH)  
HIGHEST WIND SPEED 17 HIGHEST WIND DIRECTION E (100)  
HIGHEST GUST SPEED 23 HIGHEST GUST DIRECTION E (100)  
AVERAGE WIND SPEED 5.5  
 
SKY COVER  
AVERAGE SKY COVER 0.9  
 
WEATHER CONDITIONS  
THE FOLLOWING WEATHER WAS RECORDED TODAY.  
NO SIGNIFICANT WEATHER WAS OBSERVED.  
 
RELATIVE HUMIDITY (PERCENT)  
HIGHEST 88 6:00 AM  
LOWEST 56 2:00 PM  
AVERAGE 72  
   
......................................................
 
 
THE WASHINGTON DULLES DC CLIMATE NORMALS FOR TOMORROW  
NORMAL RECORD YEAR  
MAXIMUM TEMPERATURE (F) 87 101 2007  
MINIMUM TEMPERATURE (F) 66 49 1989  
 
SUNRISE AND SUNSET  
AUGUST 7 2024........SUNRISE 6:17 AM EDT SUNSET 8:14 PM EDT  
AUGUST 8 2024........SUNRISE 6:17 AM EDT SUNSET 8:13 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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