159  
CDUS41 KLWX 052123  
CLIIAD  
 
CLIMATE REPORT  
NATIONAL WEATHER SERVICE BALTIMORE MD/WASHINGTON DC  
523 PM EDT SAT OCT 05 2024  
   
...............................  
 
   
..THE WASHINGTON DULLES DC CLIMATE SUMMARY FOR OCTOBER 5 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 78 2:03 PM 90 1967 72 6 80  
2013  
MINIMUM 62 8:19 AM 32 1970 50 12 53  
AVERAGE 70 61 9 67  
 
PRECIPITATION (IN)  
TODAY 0.00 2.04 1971 0.12 -0.12 0.00  
MONTH TO DATE 0.13 0.63 -0.50 0.00  
SINCE SEP 1 3.40 4.57 -1.17 6.65  
SINCE JAN 1 29.18 33.79 -4.61 25.87  
 
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 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 0 6 -6 0  
MONTH TO DATE 0 25 -25 0  
SINCE SEP 1 12 70 -58 16  
SINCE JUL 1 14 71 -57 16  
 
COOLING  
TODAY 5 2 3 2  
MONTH TO DATE 17 10 7 24  
SINCE SEP 1 154 162 -8 240  
SINCE JAN 1 1568 1218 350 1355    
...............................................................  
 
WIND (MPH)  
HIGHEST WIND SPEED 15 HIGHEST WIND DIRECTION N (360)  
HIGHEST GUST SPEED 24 HIGHEST GUST DIRECTION N (10)  
AVERAGE WIND SPEED 6.7  
 
SKY COVER  
AVERAGE SKY COVER 0.5  
 
WEATHER CONDITIONS  
THE FOLLOWING WEATHER WAS RECORDED TODAY.  
FOG  
 
RELATIVE HUMIDITY (PERCENT)  
HIGHEST 97 2:00 AM  
LOWEST 40 2:00 PM  
AVERAGE 69  
   
......................................................  
 
THE WASHINGTON DULLES DC CLIMATE NORMALS FOR TOMORROW  
NORMAL RECORD YEAR  
MAXIMUM TEMPERATURE (F) 72 89 2013  
MINIMUM TEMPERATURE (F) 49 28 1968  
 
SUNRISE AND SUNSET  
OCTOBER 5 2024.......SUNRISE 7:10 AM EDT SUNSET 6:45 PM EDT  
OCTOBER 6 2024.......SUNRISE 7:11 AM EDT SUNSET 6:44 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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