773  
CDUS41 KLWX 080635  
CLIDCA  
 
CLIMATE REPORT  
NATIONAL WEATHER SERVICE BALTIMORE MD/WASHINGTON DC  
235 AM EDT THU MAY 08 2025  
   
...............................
 
 
   
..THE WASHINGTON NATIONAL DC CLIMATE SUMMARY FOR MAY 7 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 74 3:14 PM 95 1930 74 0 79  
MINIMUM 59 5:43 AM 38 1970 55 4 68  
AVERAGE 67 65 2 74  
 
PRECIPITATION (IN)  
YESTERDAY T 2.35 1886 0.12 -0.12 0.01  
MONTH TO DATE 1.19 0.87 0.32 1.43  
SINCE MAR 1 6.71 7.58 -0.87 8.38  
SINCE JAN 1 11.50 13.06 -1.56 15.67  
 
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 MAR 1 0.0 2.0 -2.0 T  
SINCE JUL 1 14.9 13.7 1.2 8.0  
SNOW DEPTH MM  
 
DEGREE DAYS  
HEATING  
YESTERDAY 0 3 -3 0  
MONTH TO DATE 0 23 -23 11  
SINCE MAR 1 512 803 -291 585  
SINCE JUL 1 3252 3726 -474 3137  
 
COOLING  
YESTERDAY 2 3 -1 9  
MONTH TO DATE 43 16 27 39  
SINCE MAR 1 135 51 84 87  
SINCE JAN 1 135 51 84 88    
...............................................................
 
 
WIND (MPH)  
HIGHEST WIND SPEED 17 HIGHEST WIND DIRECTION NW (330)  
HIGHEST GUST SPEED 25 HIGHEST GUST DIRECTION N (340)  
AVERAGE WIND SPEED 7.0  
 
SKY COVER  
AVERAGE SKY COVER 0.7  
 
WEATHER CONDITIONS  
THE FOLLOWING WEATHER WAS RECORDED YESTERDAY.  
LIGHT RAIN  
 
RELATIVE HUMIDITY (PERCENT)  
HIGHEST 81 5:00 AM  
LOWEST 46 1:00 PM  
AVERAGE 64  
   
......................................................
 
 
THE WASHINGTON NATIONAL DC CLIMATE NORMALS FOR TODAY  
NORMAL RECORD YEAR  
MAXIMUM TEMPERATURE (F) 75 92 1936  
MINIMUM TEMPERATURE (F) 56 39 1925  
1974  
 
SUNRISE AND SUNSET  
MAY 8 2025...........SUNRISE 6:02 AM EDT SUNSET 8:08 PM EDT  
MAY 9 2025...........SUNRISE 6:01 AM EDT SUNSET 8:09 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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