798  
CDUS41 KLWX 072131  
CLIDCA  
 
CLIMATE REPORT  
NATIONAL WEATHER SERVICE BALTIMORE MD/WASHINGTON DC  
531 PM EDT SAT SEP 07 2024  
   
...............................
 
 
   
..THE WASHINGTON NATIONAL DC CLIMATE SUMMARY FOR SEPTEMBER 7 2024
 
 
VALID TODAY AS OF 0500 PM LOCAL TIME.  
 
CLIMATE NORMAL PERIOD: 1991 TO 2020  
CLIMATE RECORD PERIOD: 1871 TO 2024  
 
WEATHER ITEM OBSERVED TIME RECORD YEAR NORMAL DEPARTURE LAST  
VALUE (LST) VALUE VALUE FROM YEAR  
NORMAL    
...............................................................
 
 
TEMPERATURE (F)  
TODAY  
MAXIMUM 77 10:08 AM 104 1881 84 -7 98  
MINIMUM 65 2:03 PM 46 1924 67 -2 78  
AVERAGE 71 75 -4 88  
 
PRECIPITATION (IN)  
TODAY 0.01 3.78 1934 0.13 -0.12 0.00  
MONTH TO DATE 0.02 0.89 -0.87 0.00  
SINCE SEP 1 0.02 0.89 -0.87 0.00  
SINCE JAN 1 29.11 28.80 0.31 22.49  
 
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 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 SEP 1 0 0 0 0  
SINCE JUL 1 0 0 0 0  
 
COOLING  
TODAY 6 10 -4 23  
MONTH TO DATE 50 79 -29 124  
SINCE SEP 1 50 79 -29 124  
SINCE JAN 1 1765 1531 234 1461    
...............................................................
 
 
WIND (MPH)  
HIGHEST WIND SPEED 29 HIGHEST WIND DIRECTION NW (330)  
HIGHEST GUST SPEED 39 HIGHEST GUST DIRECTION N (340)  
AVERAGE WIND SPEED 9.3  
 
SKY COVER  
AVERAGE SKY COVER 0.8  
 
WEATHER CONDITIONS  
THE FOLLOWING WEATHER WAS RECORDED TODAY.  
LIGHT RAIN  
 
RELATIVE HUMIDITY (PERCENT)  
HIGHEST 90 4:00 AM  
LOWEST 51 12:00 PM  
AVERAGE 71  
   
......................................................
 
 
THE WASHINGTON NATIONAL DC CLIMATE NORMALS FOR TOMORROW  
NORMAL RECORD YEAR  
MAXIMUM TEMPERATURE (F) 83 100 1939  
MINIMUM TEMPERATURE (F) 67 52 1988  
 
SUNRISE AND SUNSET  
SEPTEMBER 7 2024.....SUNRISE 6:43 AM EDT SUNSET 7:28 PM EDT  
SEPTEMBER 8 2024.....SUNRISE 6:44 AM EDT SUNSET 7:27 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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