818  
CDUS41 KLWX 210631  
CLIDCA  
 
CLIMATE REPORT  
NATIONAL WEATHER SERVICE BALTIMORE MD/WASHINGTON DC  
231 AM EDT SAT JUN 21 2025  
   
...............................  
 
   
..THE WASHINGTON NATIONAL DC CLIMATE SUMMARY FOR JUNE 20 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 87 3:01 PM 99 1931 87 0 91  
MINIMUM 66 5:19 AM 54 1879 69 -3 73  
1900  
1926  
AVERAGE 77 78 -1 82  
 
PRECIPITATION (IN)  
YESTERDAY 0.00 2.37 2015 0.14 -0.14 0.00  
MONTH TO DATE 4.70 2.73 1.97 0.48  
SINCE JUN 1 4.70 2.73 1.97 0.48  
SINCE JAN 1 22.74 18.86 3.88 19.02  
 
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 14.9 13.7 1.2 8.0  
SNOW DEPTH 0  
 
DEGREE DAYS  
HEATING  
YESTERDAY 0 0 0 0  
MONTH TO DATE 8 2 6 0  
SINCE JUN 1 8 2 6 0  
SINCE JUL 1 3299 3768 -469 3159  
 
COOLING  
YESTERDAY 12 13 -1 17  
MONTH TO DATE 193 201 -8 254  
SINCE JUN 1 193 201 -8 254  
SINCE JAN 1 394 368 26 479    
...............................................................  
 
WIND (MPH)  
HIGHEST WIND SPEED 17 HIGHEST WIND DIRECTION W (250)  
HIGHEST GUST SPEED 26 HIGHEST GUST DIRECTION W (290)  
AVERAGE WIND SPEED 8.4  
 
SKY COVER  
AVERAGE SKY COVER 0.4  
 
WEATHER CONDITIONS  
THE FOLLOWING WEATHER WAS RECORDED YESTERDAY.  
NO SIGNIFICANT WEATHER WAS OBSERVED.  
 
RELATIVE HUMIDITY (PERCENT)  
HIGHEST 74 10:00 PM  
LOWEST 42 3:00 PM  
AVERAGE 58  
   
......................................................  
 
THE WASHINGTON NATIONAL DC CLIMATE NORMALS FOR TODAY  
NORMAL RECORD YEAR  
MAXIMUM TEMPERATURE (F) 87 99 2012  
MINIMUM TEMPERATURE (F) 69 51 1940  
 
SUNRISE AND SUNSET  
JUNE 21 2025..........SUNRISE 5:43 AM EDT SUNSET 8:37 PM EDT  
JUNE 22 2025..........SUNRISE 5:44 AM EDT SUNSET 8:37 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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