044  
CDUS41 KLWX 142126  
CLIIAD  
 
CLIMATE REPORT  
NATIONAL WEATHER SERVICE BALTIMORE MD/WASHINGTON DC  
526 PM EDT FRI JUL 14 2023  
   
...............................
 
 
   
..THE WASHINGTON DULLES DC CLIMATE SUMMARY FOR JULY 14 2023
 
 
VALID TODAY AS OF 0500 PM LOCAL TIME.  
 
CLIMATE NORMAL PERIOD: 1991 TO 2020  
CLIMATE RECORD PERIOD: 1960 TO 2023  
 
WEATHER ITEM OBSERVED TIME RECORD YEAR NORMAL DEPARTURE LAST  
VALUE (LST) VALUE VALUE FROM YEAR  
NORMAL    
...............................................................
 
 
TEMPERATURE (F)  
TODAY  
MAXIMUM 93 2:04 PM 98 1993 88 5 89  
MINIMUM 69 4:30 AM 53 2009 67 2 63  
AVERAGE 81 77 4 76  
 
PRECIPITATION (IN)  
TODAY 0.00 1.56 2002 0.14 -0.14 0.00  
MONTH TO DATE 1.83 1.90 -0.07 3.72  
SINCE JUN 1 4.13 6.20 -2.07 6.47  
SINCE JAN 1 14.11 23.44 -9.33 23.69  
 
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 5 13 -8 0  
SINCE JUL 1 0 0 0 0  
 
COOLING  
TODAY 16 12 4 11  
MONTH TO DATE 223 166 57 171  
SINCE JUN 1 405 404 1 408  
SINCE JAN 1 479 510 -31 537    
...............................................................
 
 
WIND (MPH)  
HIGHEST WIND SPEED 13 HIGHEST WIND DIRECTION S (180)  
HIGHEST GUST SPEED 19 HIGHEST GUST DIRECTION S (180)  
AVERAGE WIND SPEED 4.7  
 
SKY COVER  
AVERAGE SKY COVER 0.7  
 
WEATHER CONDITIONS  
THE FOLLOWING WEATHER WAS RECORDED TODAY.  
THUNDERSTORM  
 
RELATIVE HUMIDITY (PERCENT)  
HIGHEST 79 1:00 AM  
LOWEST 47 1:00 PM  
AVERAGE 63  
   
......................................................
 
 
THE WASHINGTON DULLES DC CLIMATE NORMALS FOR TOMORROW  
NORMAL RECORD YEAR  
MAXIMUM TEMPERATURE (F) 88 98 1995  
MINIMUM TEMPERATURE (F) 67 53 1981  
1987  
 
SUNRISE AND SUNSET  
JULY 14 2023..........SUNRISE 5:56 AM EDT SUNSET 8:35 PM EDT  
JULY 15 2023..........SUNRISE 5:57 AM EDT SUNSET 8:35 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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