191  
CDUS41 KLWX 200523  
CLIDCA  
 
CLIMATE REPORT  
NATIONAL WEATHER SERVICE BALTIMORE MD/WASHINGTON DC  
123 AM EDT THU APR 20 2023  
   
...............................
 
 
   
..THE WASHINGTON NATIONAL DC CLIMATE SUMMARY FOR APRIL 19 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 76 3:49 PM 93 1976 70 6 55  
MINIMUM 45 5:10 AM 22 1875 50 -5 40  
AVERAGE 61 60 1 48  
 
PRECIPITATION (IN)  
YESTERDAY 0.00 1.75 1877 0.10 -0.10 T  
MONTH TO DATE 0.83 1.96 -1.13 3.72  
SINCE MAR 1 2.43 5.46 -3.03 6.49  
SINCE JAN 1 6.16 10.94 -4.78 12.50  
 
SNOWFALL (IN)  
YESTERDAY 0.0 T 1926 0.0 0.0 0.0  
1983  
MONTH TO DATE T 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 4 7 -3 17  
MONTH TO DATE 86 181 -95 192  
SINCE MAR 1 573 725 -152 639  
SINCE JUL 1 3065 3648 -583 3284  
 
COOLING  
YESTERDAY 0 1 -1 0  
MONTH TO DATE 50 13 37 20  
SINCE MAR 1 52 16 36 24  
SINCE JAN 1 52 16 36 24    
...............................................................
 
 
WIND (MPH)  
HIGHEST WIND SPEED 15 HIGHEST WIND DIRECTION S (170)  
HIGHEST GUST SPEED 24 HIGHEST GUST DIRECTION W (290)  
AVERAGE WIND SPEED 5.9  
 
SKY COVER  
AVERAGE SKY COVER 0.3  
 
WEATHER CONDITIONS  
THE FOLLOWING WEATHER WAS RECORDED YESTERDAY.  
NO SIGNIFICANT WEATHER WAS OBSERVED.  
 
RELATIVE HUMIDITY (PERCENT)  
HIGHEST 65 6:00 AM  
LOWEST 19 3:00 PM  
AVERAGE 42  
   
......................................................
 
 
THE WASHINGTON NATIONAL DC CLIMATE NORMALS FOR TODAY  
NORMAL RECORD YEAR  
MAXIMUM TEMPERATURE (F) 70 94 1941  
MINIMUM TEMPERATURE (F) 50 28 1904  
 
SUNRISE AND SUNSET  
APRIL 20 2023.........SUNRISE 6:25 AM EDT SUNSET 7:50 PM EDT  
APRIL 21 2023.........SUNRISE 6:24 AM EDT SUNSET 7:51 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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