097  
CDUS41 KLWX 212129  
CLIDCA  
 
CLIMATE REPORT  
NATIONAL WEATHER SERVICE BALTIMORE MD/WASHINGTON DC  
529 PM EDT FRI JUL 21 2023  
   
...............................
 
 
   
..THE WASHINGTON NATIONAL DC CLIMATE SUMMARY FOR JULY 21 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 88 3:23 PM 104 1926 90 -2 95  
MINIMUM 69 3:32 AM 56 1890 73 -4 79  
1909  
AVERAGE 79 81 -2 87  
 
PRECIPITATION (IN)  
TODAY 0.38 4.00 2018 0.14 0.24 0.08  
MONTH TO DATE 5.22 3.04 2.18 6.65  
SINCE JUN 1 7.32 7.24 0.08 9.61  
SINCE JAN 1 17.54 23.37 -5.83 28.57  
 
SNOWFALL (IN)  
TODAY 0.0 MM MM 0.0 0.0 0.0  
MONTH TO DATE 0.0 0.0 0.0 T  
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 14 16 -2 22  
MONTH TO DATE 354 333 21 330  
SINCE JUN 1 633 676 -43 666  
SINCE JAN 1 768 843 -75 847    
...............................................................
 
 
WIND (MPH)  
HIGHEST WIND SPEED 35 HIGHEST WIND DIRECTION N (340)  
HIGHEST GUST SPEED 47 HIGHEST GUST DIRECTION N (350)  
AVERAGE WIND SPEED 9.5  
 
SKY COVER  
AVERAGE SKY COVER 0.7  
 
WEATHER CONDITIONS  
THE FOLLOWING WEATHER WAS RECORDED TODAY.  
THUNDERSTORM  
HEAVY RAIN  
RAIN  
LIGHT RAIN  
FOG  
 
RELATIVE HUMIDITY (PERCENT)  
HIGHEST 93 3:00 AM  
LOWEST 46 4:00 PM  
AVERAGE 70  
   
......................................................
 
 
THE WASHINGTON NATIONAL DC CLIMATE NORMALS FOR TOMORROW  
NORMAL RECORD YEAR  
MAXIMUM TEMPERATURE (F) 90 103 1926  
MINIMUM TEMPERATURE (F) 73 53 1890  
 
SUNRISE AND SUNSET  
JULY 21 2023..........SUNRISE 6:00 AM EDT SUNSET 8:29 PM EDT  
JULY 22 2023..........SUNRISE 6:01 AM EDT SUNSET 8:28 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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