179  
CDUS41 KLWX 172123  
CLIDCA  
 
CLIMATE REPORT  
NATIONAL WEATHER SERVICE BALTIMORE MD/WASHINGTON DC  
523 PM EDT THU AUG 17 2023  
   
...............................
 
 
   
..THE WASHINGTON NATIONAL DC CLIMATE SUMMARY FOR AUGUST 17 2023
 
 
VALID TODAY AS OF 0500 PM LOCAL TIME.  
 
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)  
TODAY  
MAXIMUM 89 3:22 PM 105 1997 88 1 86  
MINIMUM 72 5:08 AM 51 1902 71 1 66  
AVERAGE 81 80 1 76  
 
PRECIPITATION (IN)  
TODAY 0.00 2.39 1879 0.10 -0.10 T  
MONTH TO DATE 3.24 1.78 1.46 2.09  
SINCE JUN 1 11.80 10.31 1.49 12.66  
SINCE JAN 1 22.02 26.44 -4.42 31.62  
 
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 JUN 1 0.0 0.0 0.0 T  
SINCE JUL 1 0.0 0.0 0.0 T  
SNOW DEPTH 0  
 
DEGREE DAYS  
HEATING  
TODAY 0 0 0 0  
MONTH TO DATE 0 0 0 0  
SINCE JUN 1 0 4 -4 0  
SINCE JUL 1 0 0 0 0  
 
COOLING  
TODAY 16 14 2 11  
MONTH TO DATE 243 260 -17 266  
SINCE JUN 1 1044 1099 -55 1108  
SINCE JAN 1 1179 1266 -87 1289    
...............................................................
 
 
WIND (MPH)  
HIGHEST WIND SPEED 16 HIGHEST WIND DIRECTION S (170)  
HIGHEST GUST SPEED 22 HIGHEST GUST DIRECTION S (160)  
AVERAGE WIND SPEED 6.3  
 
SKY COVER  
AVERAGE SKY COVER 0.5  
 
WEATHER CONDITIONS  
THE FOLLOWING WEATHER WAS RECORDED TODAY.  
NO SIGNIFICANT WEATHER WAS OBSERVED.  
 
RELATIVE HUMIDITY (PERCENT)  
HIGHEST 84 3:00 AM  
LOWEST 51 2:00 PM  
AVERAGE 68  
   
......................................................
 
 
THE WASHINGTON NATIONAL DC CLIMATE NORMALS FOR TOMORROW  
NORMAL RECORD YEAR  
MAXIMUM TEMPERATURE (F) 88 98 2002  
MINIMUM TEMPERATURE (F) 71 54 1902  
 
SUNRISE AND SUNSET  
AUGUST 17 2023........SUNRISE 6:23 AM EDT SUNSET 8:00 PM EDT  
AUGUST 18 2023........SUNRISE 6:24 AM EDT SUNSET 7:59 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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