043  
CDUS41 KLWX 180527  
CLIDCA  
 
CLIMATE REPORT  
NATIONAL WEATHER SERVICE BALTIMORE MD/WASHINGTON DC  
127 AM EDT THU JUL 18 2024  
   
...............................  
 
   
..THE WASHINGTON NATIONAL DC CLIMATE SUMMARY FOR JULY 17 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 101 3:46 PM 102 1980 90 11 88  
MINIMUM 78 11:50 PM 56 1903 73 5 74  
1929  
AVERAGE 90 81 9 81  
 
PRECIPITATION (IN)  
YESTERDAY 0.48 2.79 2018 0.15 0.33 0.00  
MONTH TO DATE 1.07 2.49 -1.42 4.33  
SINCE JUN 1 2.22 6.69 -4.47 6.43  
SINCE JAN 1 20.76 22.82 -2.06 16.65  
 
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 0.0 0.0 0.0 0.0  
SNOW DEPTH 0  
 
DEGREE DAYS  
HEATING  
YESTERDAY 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  
YESTERDAY 25 16 9 16  
MONTH TO DATE 358 269 89 292  
SINCE JUN 1 808 612 196 571  
SINCE JAN 1 1033 779 254 706    
...............................................................  
 
WIND (MPH)  
HIGHEST WIND SPEED 26 HIGHEST WIND DIRECTION W (280)  
HIGHEST GUST SPEED 35 HIGHEST GUST DIRECTION W (270)  
AVERAGE WIND SPEED 6.9  
 
SKY COVER  
AVERAGE SKY COVER 0.8  
 
WEATHER CONDITIONS  
THE FOLLOWING WEATHER WAS RECORDED YESTERDAY.  
THUNDERSTORM  
HEAVY RAIN  
RAIN  
LIGHT RAIN  
FOG  
HAZE  
 
RELATIVE HUMIDITY (PERCENT)  
HIGHEST 87 5:00 PM  
LOWEST 32 4:00 PM  
AVERAGE 60  
   
......................................................  
 
THE WASHINGTON NATIONAL DC CLIMATE NORMALS FOR TODAY  
NORMAL RECORD YEAR  
MAXIMUM TEMPERATURE (F) 90 103 1887  
MINIMUM TEMPERATURE (F) 73 55 1892  
 
SUNRISE AND SUNSET  
JULY 18 2024..........SUNRISE 5:58 AM EDT SUNSET 8:30 PM EDT  
JULY 19 2024..........SUNRISE 5:59 AM EDT SUNSET 8:30 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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