448  
CDUS41 KLWX 082122  
CLIDCA  
 
CLIMATE REPORT  
NATIONAL WEATHER SERVICE BALTIMORE MD/WASHINGTON DC  
522 PM EDT SUN SEP 08 2024  
   
...............................  
 
   
..THE WASHINGTON NATIONAL DC CLIMATE SUMMARY FOR SEPTEMBER 8 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 76 2:49 PM 100 1939 83 -7 93  
MINIMUM 57 6:34 AM 52 1988 67 -10 72  
AVERAGE 67 75 -8 83  
 
PRECIPITATION (IN)  
TODAY 0.00 2.93 1969 0.13 -0.13 0.37  
MONTH TO DATE 0.02 1.02 -1.00 0.37  
SINCE SEP 1 0.02 1.02 -1.00 0.37  
SINCE JAN 1 29.11 28.93 0.18 22.86  
 
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 2 10 -8 18  
MONTH TO DATE 51 89 -38 142  
SINCE SEP 1 51 89 -38 142  
SINCE JAN 1 1766 1541 225 1479    
...............................................................  
 
WIND (MPH)  
HIGHEST WIND SPEED 17 HIGHEST WIND DIRECTION W (250)  
HIGHEST GUST SPEED 24 HIGHEST GUST DIRECTION W (260)  
AVERAGE WIND SPEED 8.8  
 
SKY COVER  
AVERAGE SKY COVER 0.2  
 
WEATHER CONDITIONS  
THE FOLLOWING WEATHER WAS RECORDED TODAY.  
NO SIGNIFICANT WEATHER WAS OBSERVED.  
 
RELATIVE HUMIDITY (PERCENT)  
HIGHEST 62 6:00 AM  
LOWEST 27 4:00 PM  
AVERAGE 45  
   
......................................................  
 
THE WASHINGTON NATIONAL DC CLIMATE NORMALS FOR TOMORROW  
NORMAL RECORD YEAR  
MAXIMUM TEMPERATURE (F) 83 98 1872  
MINIMUM TEMPERATURE (F) 67 48 1901  
 
SUNRISE AND SUNSET  
SEPTEMBER 8 2024.....SUNRISE 6:44 AM EDT SUNSET 7:27 PM EDT  
SEPTEMBER 9 2024.....SUNRISE 6:45 AM EDT SUNSET 7:25 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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