288  
CDUS41 KLWX 040532  
CLIDCA  
 
CLIMATE REPORT  
NATIONAL WEATHER SERVICE BALTIMORE MD/WASHINGTON DC  
132 AM EDT THU MAY 04 2023  
   
...............................
 
 
   
..THE WASHINGTON NATIONAL DC CLIMATE SUMMARY FOR MAY 3 2023
 
 
CLIMATE NORMAL PERIOD: 1991 TO 2020  
CLIMATE RECORD PERIOD: 1871 TO 2023  
 
WEATHER ITEM OBSERVED TIME RECORD YEAR NORMAL DEPARTURE LAST  
VALUE (LST) VALUE VALUE FROM YEAR  
NORMAL    
...............................................................
 
 
TEMPERATURE (F)  
YESTERDAY  
MAXIMUM 58 1:44 PM 91 1965 74 -16 74  
MINIMUM 48 11:59 PM 36 1879 54 -6 58  
1909  
AVERAGE 53 64 -11 66  
 
PRECIPITATION (IN)  
YESTERDAY 0.01 2.41 1936 0.13 -0.12 0.36  
MONTH TO DATE 0.01 0.37 -0.36 0.49  
SINCE MAR 1 5.16 7.08 -1.92 7.08  
SINCE JAN 1 8.89 12.56 -3.67 13.09  
 
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 T 2.0 -2.0 0.9  
SINCE JUL 1 0.4 13.7 -13.3 13.2  
SNOW DEPTH 0  
 
DEGREE DAYS  
HEATING  
YESTERDAY 12 3 9 0  
MONTH TO DATE 32 11 21 5  
SINCE MAR 1 665 791 -126 711  
SINCE JUL 1 3157 3714 -557 3356  
 
COOLING  
YESTERDAY 0 2 -2 1  
MONTH TO DATE 0 6 -6 3  
SINCE MAR 1 67 41 26 33  
SINCE JAN 1 67 41 26 33    
...............................................................
 
 
WIND (MPH)  
HIGHEST WIND SPEED 21 HIGHEST WIND DIRECTION NW (330)  
HIGHEST GUST SPEED 36 HIGHEST GUST DIRECTION NW (330)  
AVERAGE WIND SPEED 8.9  
 
SKY COVER  
AVERAGE SKY COVER 0.9  
 
WEATHER CONDITIONS  
THE FOLLOWING WEATHER WAS RECORDED YESTERDAY.  
LIGHT RAIN  
 
RELATIVE HUMIDITY (PERCENT)  
HIGHEST 71 6:00 AM  
LOWEST 41 4:00 PM  
AVERAGE 56  
   
......................................................
 
 
THE WASHINGTON NATIONAL DC CLIMATE NORMALS FOR TODAY  
NORMAL RECORD YEAR  
MAXIMUM TEMPERATURE (F) 74 93 1928  
MINIMUM TEMPERATURE (F) 54 39 1986  
 
SUNRISE AND SUNSET  
MAY 4 2023...........SUNRISE 6:07 AM EDT SUNSET 8:03 PM EDT  
MAY 5 2023...........SUNRISE 6:06 AM EDT SUNSET 8:04 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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