469  
CDUS41 KLWX 220538  
CLIDCA  
 
CLIMATE REPORT  
NATIONAL WEATHER SERVICE BALTIMORE MD/WASHINGTON DC  
136 AM EDT WED MAY 22 2019  
 
   
...............................
 
 
   
..THE WASHINGTON NATIONAL DC CLIMATE SUMMARY FOR MAY 21 2019
 
 
CLIMATE NORMAL PERIOD 1981 TO 2010  
CLIMATE RECORD PERIOD 1871 TO 2019  
 
WEATHER ITEM OBSERVED TIME RECORD YEAR NORMAL DEPARTURE LAST  
VALUE (LST) VALUE VALUE FROM YEAR  
NORMAL    
..............................................................
 
 
TEMPERATURE (F)  
YESTERDAY  
MAXIMUM 73 408 PM 95 1934 77 -4 82  
MINIMUM 62 1159 PM 41 1907 58 4 67  
AVERAGE 68 67 1 75  
 
PRECIPITATION (IN)  
YESTERDAY 0.00 1.79 1909 0.14 -0.14 0.00  
MONTH TO DATE 3.94 2.67 1.27 6.14  
SINCE MAR 1 10.18 9.21 0.97 11.65  
SINCE JAN 1 17.00 14.64 2.36 17.38  
 
SNOWFALL (IN)  
YESTERDAY 0.0 MM MM 0.0 0.0  
MONTH TO DATE 0.0 0.0 0.0  
SINCE JUL 1 16.9 15.4 1.5  
SNOW DEPTH 0  
 
DEGREE DAYS  
HEATING  
YESTERDAY 0 2 -2 0  
MONTH TO DATE 29 66 -37 2  
SINCE MAR 1 718 904 -186 971  
SINCE JUL 1 3604 4012 -408 3761  
 
COOLING  
YESTERDAY 3 4 -1 10  
MONTH TO DATE 101 54 47 137  
SINCE MAR 1 162 80 82 154  
SINCE JAN 1 162 80 82 158    
..............................................................
 
 
WIND (MPH)  
HIGHEST WIND SPEED 21 HIGHEST WIND DIRECTION N (340)  
HIGHEST GUST SPEED 27 HIGHEST GUST DIRECTION NW (330)  
AVERAGE WIND SPEED 12.3  
 
 
SKY COVER  
POSSIBLE SUNSHINE MM  
AVERAGE SKY COVER 0.5  
 
 
WEATHER CONDITIONS  
THE FOLLOWING WEATHER WAS RECORDED YESTERDAY.  
NO SIGNIFICANT WEATHER WAS OBSERVED.  
 
 
RELATIVE HUMIDITY (PERCENT)  
HIGHEST 60 500 AM  
LOWEST 35 400 PM  
AVERAGE 48  
   
......................................................
 
 
 
THE WASHINGTON NATIONAL DC CLIMATE NORMALS FOR TODAY  
NORMAL RECORD YEAR  
MAXIMUM TEMPERATURE (F) 77 96 1941  
MINIMUM TEMPERATURE (F) 58 39 1907  
 
 
SUNRISE AND SUNSET  
MAY 22 2019...........SUNRISE 550 AM EDT SUNSET 820 PM EDT  
MAY 23 2019...........SUNRISE 550 AM EDT SUNSET 820 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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