697  
CDUS41 KLWX 050627  
CLIDCA  
 
CLIMATE REPORT  
NATIONAL WEATHER SERVICE BALTIMORE MD/WASHINGTON DC  
227 AM EDT TUE AUG 05 2025  
   
...............................  
 
   
..THE WASHINGTON NATIONAL DC CLIMATE SUMMARY FOR AUGUST 4 2025  
 
CLIMATE NORMAL PERIOD: 1991 TO 2020  
CLIMATE RECORD PERIOD: 1871 TO 2025  
 
WEATHER ITEM OBSERVED TIME RECORD YEAR NORMAL DEPARTURE LAST  
VALUE (LST) VALUE VALUE FROM YEAR  
NORMAL    
...............................................................  
 
TEMPERATURE (F)  
YESTERDAY  
MAXIMUM 86 3:31 PM 102 1930 89 -3 90  
MINIMUM 65 5:51 AM 54 1912 72 -7 74  
AVERAGE 76 81 -5 82  
 
PRECIPITATION (IN)  
YESTERDAY 0.00 2.48 2020 0.12 -0.12 T  
MONTH TO DATE T 0.46 -0.46 0.14  
SINCE JUN 1 9.02 8.99 0.03 6.11  
SINCE JAN 1 27.06 25.12 1.94 24.65  
 
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 8 4 4 0  
SINCE JUL 1 0 0 0 0  
 
COOLING  
YESTERDAY 11 16 -5 17  
MONTH TO DATE 35 64 -29 82  
SINCE JUN 1 957 903 54 1121  
SINCE JAN 1 1158 1070 88 1346    
...............................................................  
 
WIND (MPH)  
HIGHEST WIND SPEED 14 HIGHEST WIND DIRECTION SE (130)  
HIGHEST GUST SPEED 17 HIGHEST GUST DIRECTION SE (130)  
AVERAGE WIND SPEED 4.9  
 
SKY COVER  
AVERAGE SKY COVER 0.5  
 
WEATHER CONDITIONS  
THE FOLLOWING WEATHER WAS RECORDED YESTERDAY.  
NO SIGNIFICANT WEATHER WAS OBSERVED.  
 
RELATIVE HUMIDITY (PERCENT)  
HIGHEST 90 3:00 AM  
LOWEST 36 2:00 PM  
AVERAGE 63  
   
......................................................  
 
THE WASHINGTON NATIONAL DC CLIMATE NORMALS FOR TODAY  
NORMAL RECORD YEAR  
MAXIMUM TEMPERATURE (F) 89 102 1930  
MINIMUM TEMPERATURE (F) 72 54 1912  
 
SUNRISE AND SUNSET  
AUGUST 5 2025........SUNRISE 6:13 AM EDT SUNSET 8:15 PM EDT  
AUGUST 6 2025........SUNRISE 6:14 AM EDT SUNSET 8:13 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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