865  
CDUS41 KLWX 100529  
CLIDCA  
 
CLIMATE REPORT  
NATIONAL WEATHER SERVICE BALTIMORE MD/WASHINGTON DC  
129 AM EDT MON JUN 10 2024  
   
...............................
 
 
   
..THE WASHINGTON NATIONAL DC CLIMATE SUMMARY FOR JUNE 9 2024
 
 
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)  
YESTERDAY  
MAXIMUM 85 11:44 AM 102 1874 83 2 77  
2011  
MINIMUM 71 11:59 PM 45 1891 66 5 59  
1912  
1913  
AVERAGE 78 74 4 68  
 
PRECIPITATION (IN)  
YESTERDAY T 2.19 1990 0.13 -0.13 T  
MONTH TO DATE 0.47 1.18 -0.71 T  
SINCE JUN 1 0.47 1.18 -0.71 T  
SINCE JAN 1 19.01 17.31 1.70 10.22  
 
SNOWFALL (IN)  
YESTERDAY 0.0 MM MM 0.0 0.0 0.0  
MONTH TO DATE 0.0 0.0 0.0 0.0  
SINCE JUN 1 0.0 0.0 0.0 0.0  
SINCE JUL 1 8.0 13.7 -5.7 0.4  
SNOW DEPTH 0  
 
DEGREE DAYS  
HEATING  
YESTERDAY 0 0 0 0  
MONTH TO DATE 0 2 -2 0  
SINCE JUN 1 0 2 -2 0  
SINCE JUL 1 3159 3768 -609 3190  
 
COOLING  
YESTERDAY 13 10 3 3  
MONTH TO DATE 107 77 30 60  
SINCE JUN 1 107 77 30 60  
SINCE JAN 1 332 244 88 195    
...............................................................
 
 
WIND (MPH)  
HIGHEST WIND SPEED 25 HIGHEST WIND DIRECTION NW (330)  
HIGHEST GUST SPEED 33 HIGHEST GUST DIRECTION NW (330)  
AVERAGE WIND SPEED 11.6  
 
SKY COVER  
AVERAGE SKY COVER 0.7  
 
WEATHER CONDITIONS  
THE FOLLOWING WEATHER WAS RECORDED YESTERDAY.  
NO SIGNIFICANT WEATHER WAS OBSERVED.  
 
RELATIVE HUMIDITY (PERCENT)  
HIGHEST 63 5:00 AM  
LOWEST 33 6:00 PM  
AVERAGE 48  
   
......................................................
 
 
THE WASHINGTON NATIONAL DC CLIMATE NORMALS FOR TODAY  
NORMAL RECORD YEAR  
MAXIMUM TEMPERATURE (F) 84 100 1964  
MINIMUM TEMPERATURE (F) 66 46 1913  
 
SUNRISE AND SUNSET  
JUNE 10 2024..........SUNRISE 5:43 AM EDT SUNSET 8:33 PM EDT  
JUNE 11 2024..........SUNRISE 5:42 AM EDT SUNSET 8:34 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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