737  
CDUS41 KLWX 062129  
CLIIAD  
 
CLIMATE REPORT  
NATIONAL WEATHER SERVICE BALTIMORE MD/WASHINGTON DC  
529 PM EDT MON MAY 06 2024  
   
...............................  
 
   
..THE WASHINGTON DULLES DC CLIMATE SUMMARY FOR MAY 6 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 3:59 PM 90 1986 73 5 75  
MINIMUM 62 2:31 AM 36 1968 50 12 43  
AVERAGE 70 61 9 59  
 
PRECIPITATION (IN)  
TODAY 0.00 1.18 2022 0.15 -0.15 0.00  
MONTH TO DATE 1.48 0.86 0.62 0.09  
SINCE MAR 1 7.11 7.83 -0.72 4.96  
SINCE JAN 1 14.56 13.38 1.18 8.59  
 
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 MAR 1 T 4.0 -4.0 T  
SINCE JUL 1 11.7 21.0 -9.3 0.4  
SNOW DEPTH 0  
 
DEGREE DAYS  
HEATING  
TODAY 0 5 -5 6  
MONTH TO DATE 15 34 -19 66  
SINCE MAR 1 694 1001 -307 849  
SINCE JUL 1 3658 4511 -853 3813  
 
COOLING  
TODAY 5 2 3 0  
MONTH TO DATE 21 8 13 0  
SINCE MAR 1 65 30 35 45  
SINCE JAN 1 68 30 38 45    
...............................................................  
 
WIND (MPH)  
HIGHEST WIND SPEED 7 HIGHEST WIND DIRECTION NE (50)  
HIGHEST GUST SPEED 10 HIGHEST GUST DIRECTION NE (60)  
AVERAGE WIND SPEED 2.0  
 
SKY COVER  
AVERAGE SKY COVER 0.9  
 
WEATHER CONDITIONS  
THE FOLLOWING WEATHER WAS RECORDED TODAY.  
FOG  
 
RELATIVE HUMIDITY (PERCENT)  
HIGHEST 97 1:00 AM  
LOWEST 66 3:00 PM  
AVERAGE 82  
   
......................................................  
 
THE WASHINGTON DULLES DC CLIMATE NORMALS FOR TOMORROW  
NORMAL RECORD YEAR  
MAXIMUM TEMPERATURE (F) 73 90 1986  
2000  
MINIMUM TEMPERATURE (F) 50 28 1970  
 
SUNRISE AND SUNSET  
MAY 6 2024...........SUNRISE 6:06 AM EDT SUNSET 8:08 PM EDT  
MAY 7 2024...........SUNRISE 6:04 AM EDT SUNSET 8:09 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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