198  
CDUS41 KLWX 122125  
CLIDCA  
 
CLIMATE REPORT  
NATIONAL WEATHER SERVICE BALTIMORE MD/WASHINGTON DC  
525 PM EDT MON AUG 12 2024  
   
...............................
 
 
   
..THE WASHINGTON NATIONAL DC CLIMATE SUMMARY FOR AUGUST 12 2024
 
 
VALID TODAY AS OF 0500 PM LOCAL TIME.  
 
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)  
TODAY  
MAXIMUM 85 2:30 PM 99 1900 88 -3 91  
1926  
2016  
MINIMUM 68 4:45 AM 55 1889 72 -4 74  
AVERAGE 77 80 -3 83  
 
PRECIPITATION (IN)  
TODAY 0.00 5.44 1955 0.10 -0.10 0.00  
MONTH TO DATE 3.45 1.29 2.16 1.96  
SINCE JUN 1 9.42 9.82 -0.40 10.52  
SINCE JAN 1 27.96 25.95 2.01 20.74  
 
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 0.0  
SINCE JUL 1 0.0 0.0 0.0 0.0  
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 12 15 -3 18  
MONTH TO DATE 212 186 26 159  
SINCE JUN 1 1251 1025 226 960  
SINCE JAN 1 1476 1192 284 1095    
...............................................................
 
 
WIND (MPH)  
HIGHEST WIND SPEED 18 HIGHEST WIND DIRECTION N (340)  
HIGHEST GUST SPEED 24 HIGHEST GUST DIRECTION NW (330)  
AVERAGE WIND SPEED 6.8  
 
SKY COVER  
AVERAGE SKY COVER 0.6  
 
WEATHER CONDITIONS  
THE FOLLOWING WEATHER WAS RECORDED TODAY.  
NO SIGNIFICANT WEATHER WAS OBSERVED.  
 
RELATIVE HUMIDITY (PERCENT)  
HIGHEST 76 2:00 AM  
LOWEST 37 2:00 PM  
AVERAGE 57  
   
......................................................
 
 
THE WASHINGTON NATIONAL DC CLIMATE NORMALS FOR TOMORROW  
NORMAL RECORD YEAR  
MAXIMUM TEMPERATURE (F) 88 101 1881  
2016  
MINIMUM TEMPERATURE (F) 72 55 1902  
1930  
 
SUNRISE AND SUNSET  
AUGUST 12 2024........SUNRISE 6:20 AM EDT SUNSET 8:06 PM EDT  
AUGUST 13 2024........SUNRISE 6:21 AM EDT SUNSET 8:05 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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