569  
CDUS41 KLWX 162124  
CLIIAD  
 
CLIMATE REPORT  
NATIONAL WEATHER SERVICE BALTIMORE MD/WASHINGTON DC  
524 PM EDT WED OCT 16 2024  
   
...............................
 
 
   
..THE WASHINGTON DULLES DC CLIMATE SUMMARY FOR OCTOBER 16 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 59 3:42 PM 85 1989 68 -9 63  
MINIMUM 38 4:18 AM 30 1986 45 -7 43  
AVERAGE 49 56 -7 53  
 
PRECIPITATION (IN)  
TODAY 0.00 1.10 2002 0.12 -0.12 T  
MONTH TO DATE 0.13 1.93 -1.80 0.52  
SINCE SEP 1 3.40 5.87 -2.47 7.17  
SINCE JAN 1 29.18 35.09 -5.91 26.39  
 
SNOWFALL (IN)  
TODAY 0.0 T 1977 0.0 0.0 0.0  
MONTH TO DATE 0.0 0.0 0.0 0.0  
SINCE SEP 1 0.0 0.0 0.0 T  
SINCE JUL 1 0.0 0.0 0.0 T  
SNOW DEPTH 0  
 
DEGREE DAYS  
HEATING  
TODAY 16 9 7 12  
MONTH TO DATE 83 108 -25 87  
SINCE SEP 1 95 153 -58 103  
SINCE JUL 1 97 154 -57 103  
 
COOLING  
TODAY 0 0 0 0  
MONTH TO DATE 14 19 -5 32  
SINCE SEP 1 151 171 -20 248  
SINCE JAN 1 1565 1227 338 1363    
...............................................................
 
 
WIND (MPH)  
HIGHEST WIND SPEED 21 HIGHEST WIND DIRECTION N (350)  
HIGHEST GUST SPEED 27 HIGHEST GUST DIRECTION N (350)  
AVERAGE WIND SPEED 9.7  
 
SKY COVER  
AVERAGE SKY COVER 0.3  
 
WEATHER CONDITIONS  
THE FOLLOWING WEATHER WAS RECORDED TODAY.  
NO SIGNIFICANT WEATHER WAS OBSERVED.  
 
RELATIVE HUMIDITY (PERCENT)  
HIGHEST 79 7:00 AM  
LOWEST 37 4:00 PM  
AVERAGE 58  
   
......................................................
 
 
THE WASHINGTON DULLES DC CLIMATE NORMALS FOR TOMORROW  
NORMAL RECORD YEAR  
MAXIMUM TEMPERATURE (F) 67 84 2016  
MINIMUM TEMPERATURE (F) 45 31 1981  
1982  
 
SUNRISE AND SUNSET  
OCTOBER 16 2024.......SUNRISE 7:21 AM EDT SUNSET 6:29 PM EDT  
OCTOBER 17 2024.......SUNRISE 7:22 AM EDT SUNSET 6:28 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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