854  
CDUS41 KLWX 312121  
CLIDCA  
 
CLIMATE REPORT  
NATIONAL WEATHER SERVICE BALTIMORE MD/WASHINGTON DC  
521 PM EDT SAT MAY 31 2025  
   
...............................
 
 
   
..THE WASHINGTON NATIONAL DC CLIMATE SUMMARY FOR MAY 31 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 10:51 AM 99 1991 80 -7 77  
MINIMUM 57 5:39 AM 44 1938 63 -6 56  
AVERAGE 65 72 -7 67  
 
PRECIPITATION (IN)  
TODAY 0.24 2.25 1889 0.12 0.12 0.00  
MONTH TO DATE 7.73 3.94 3.79 4.30  
SINCE MAR 1 13.25 10.65 2.60 11.25  
SINCE JAN 1 18.04 16.13 1.91 18.54  
 
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 1 -1 0  
MONTH TO DATE 37 62 -25 33  
SINCE MAR 1 549 842 -293 607  
SINCE JUL 1 3289 3765 -476 3159  
 
COOLING  
TODAY 0 7 -7 2  
MONTH TO DATE 109 132 -23 176  
SINCE MAR 1 201 167 34 224  
SINCE JAN 1 201 167 34 225    
...............................................................
 
 
WIND (MPH)  
HIGHEST WIND SPEED 32 HIGHEST WIND DIRECTION N (340)  
HIGHEST GUST SPEED 49 HIGHEST GUST DIRECTION NW (320)  
AVERAGE WIND SPEED 12.3  
 
SKY COVER  
AVERAGE SKY COVER 0.8  
 
WEATHER CONDITIONS  
THE FOLLOWING WEATHER WAS RECORDED TODAY.  
THUNDERSTORM  
HEAVY RAIN  
RAIN  
LIGHT RAIN  
FOG  
HAZE  
 
RELATIVE HUMIDITY (PERCENT)  
HIGHEST 93 1:00 AM  
LOWEST 51 4:00 PM  
AVERAGE 72  
   
......................................................
 
 
THE WASHINGTON NATIONAL DC CLIMATE NORMALS FOR TOMORROW  
NORMAL RECORD YEAR  
MAXIMUM TEMPERATURE (F) 81 98 2011  
MINIMUM TEMPERATURE (F) 63 45 1930  
1938  
 
SUNRISE AND SUNSET  
MAY 31 2025...........SUNRISE 5:45 AM EDT SUNSET 8:27 PM EDT  
JUNE 1 2025..........SUNRISE 5:45 AM EDT SUNSET 8:28 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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