130  
CDUS41 KLWX 100524  
CLIDCA  
 
CLIMATE REPORT  
NATIONAL WEATHER SERVICE BALTIMORE MD/WASHINGTON DC  
124 AM EDT SAT JUN 10 2023  
   
...............................
 
 
   
..THE WASHINGTON NATIONAL DC CLIMATE SUMMARY FOR JUNE 9 2023
 
 
CLIMATE NORMAL PERIOD: 1991 TO 2020  
CLIMATE RECORD PERIOD: 1871 TO 2023  
 
WEATHER ITEM OBSERVED TIME RECORD YEAR NORMAL DEPARTURE LAST  
VALUE (LST) VALUE VALUE FROM YEAR  
NORMAL    
...............................................................
 
 
TEMPERATURE (F)  
YESTERDAY  
MAXIMUM 77 2:41 PM 102 1874 83 -6 84  
2011  
MINIMUM 59 4:08 AM 45 1891 66 -7 67  
1912  
1913  
AVERAGE 68 74 -6 76  
 
PRECIPITATION (IN)  
YESTERDAY T 2.19 1990 0.13 -0.13 0.06  
MONTH TO DATE T 1.18 -1.18 0.74  
SINCE JUN 1 T 1.18 -1.18 0.74  
SINCE JAN 1 10.22 17.31 -7.09 19.70  
 
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 0.4 13.7 -13.3 13.2  
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 3184 3768 -584 3407  
 
COOLING  
YESTERDAY 3 10 -7 11  
MONTH TO DATE 60 77 -17 98  
SINCE JUN 1 60 77 -17 98  
SINCE JAN 1 195 244 -49 279    
...............................................................
 
 
WIND (MPH)  
HIGHEST WIND SPEED 25 HIGHEST WIND DIRECTION N (360)  
HIGHEST GUST SPEED 33 HIGHEST GUST DIRECTION N (350)  
AVERAGE WIND SPEED 8.1  
 
SKY COVER  
AVERAGE SKY COVER 0.7  
 
WEATHER CONDITIONS  
THE FOLLOWING WEATHER WAS RECORDED YESTERDAY.  
NO SIGNIFICANT WEATHER WAS OBSERVED.  
 
RELATIVE HUMIDITY (PERCENT)  
HIGHEST 62 6:00 AM  
LOWEST 35 3:00 PM  
AVERAGE 49  
   
......................................................
 
 
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 2023..........SUNRISE 5:43 AM EDT SUNSET 8:33 PM EDT  
JUNE 11 2023..........SUNRISE 5:42 AM EDT SUNSET 8:33 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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