112  
CDUS41 KLWX 042124  
CLIDCA  
 
CLIMATE REPORT  
NATIONAL WEATHER SERVICE BALTIMORE MD/WASHINGTON DC  
524 PM EDT SUN MAY 04 2025  
   
...............................
 
 
   
..THE WASHINGTON NATIONAL DC CLIMATE SUMMARY FOR MAY 4 2025
 
 
VALID TODAY AS OF 0500 PM LOCAL TIME.  
 
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)  
TODAY  
MAXIMUM 73 3:59 PM 93 1928 74 -1 56  
MINIMUM 65 5:17 AM 39 1986 54 11 53  
AVERAGE 69 64 5 55  
 
PRECIPITATION (IN)  
TODAY 0.22 1.77 1922 0.13 0.09 0.82  
MONTH TO DATE 0.53 0.50 0.03 0.82  
SINCE MAR 1 6.05 7.21 -1.16 7.77  
SINCE JAN 1 10.84 12.69 -1.85 15.06  
 
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 MAR 1 0.0 2.0 -2.0 T  
SINCE JUL 1 14.9 13.7 1.2 8.0  
SNOW DEPTH 0  
 
DEGREE DAYS  
HEATING  
TODAY 0 3 -3 10  
MONTH TO DATE 0 14 -14 10  
SINCE MAR 1 512 794 -282 584  
SINCE JUL 1 3252 3717 -465 3136  
 
COOLING  
TODAY 4 2 2 0  
MONTH TO DATE 33 8 25 23  
SINCE MAR 1 125 43 82 71  
SINCE JAN 1 125 43 82 72    
...............................................................
 
 
WIND (MPH)  
HIGHEST WIND SPEED 17 HIGHEST WIND DIRECTION S (180)  
HIGHEST GUST SPEED 24 HIGHEST GUST DIRECTION S (180)  
AVERAGE WIND SPEED 7.0  
 
SKY COVER  
AVERAGE SKY COVER 0.9  
 
WEATHER CONDITIONS  
THE FOLLOWING WEATHER WAS RECORDED TODAY.  
RAIN  
LIGHT RAIN  
FOG  
 
RELATIVE HUMIDITY (PERCENT)  
HIGHEST 93 4:00 AM  
LOWEST 73 4:00 PM  
AVERAGE 83  
   
......................................................
 
 
THE WASHINGTON NATIONAL DC CLIMATE NORMALS FOR TOMORROW  
NORMAL RECORD YEAR  
MAXIMUM TEMPERATURE (F) 74 94 1928  
MINIMUM TEMPERATURE (F) 55 39 1907  
1926  
 
SUNRISE AND SUNSET  
MAY 4 2025...........SUNRISE 6:07 AM EDT SUNSET 8:04 PM EDT  
MAY 5 2025...........SUNRISE 6:05 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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