430  
CDUS41 KLWX 290531  
CLIDCA  
 
CLIMATE REPORT  
NATIONAL WEATHER SERVICE BALTIMORE MD/WASHINGTON DC  
131 AM EDT SAT APR 29 2023  
   
...............................
 
 
   
..THE WASHINGTON NATIONAL DC CLIMATE SUMMARY FOR APRIL 28 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 59 12:18 AM 92 1957 72 -13 60  
MINIMUM 54 6:59 PM 33 1898 53 1 39  
AVERAGE 57 62 -5 50  
 
PRECIPITATION (IN)  
YESTERDAY 1.53R 1.40 1923 0.11 1.42 0.00  
MONTH TO DATE 3.01 2.97 0.04 3.82  
SINCE MAR 1 4.61 6.47 -1.86 6.59  
SINCE JAN 1 8.34 11.95 -3.61 12.60  
 
SNOWFALL (IN)  
YESTERDAY 0.0 0.5 1898 0.0 0.0 0.0  
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 MM  
 
DEGREE DAYS  
HEATING  
YESTERDAY 8 4 4 15  
MONTH TO DATE 136 228 -92 240  
SINCE MAR 1 623 772 -149 687  
SINCE JUL 1 3115 3695 -580 3332  
 
COOLING  
YESTERDAY 0 2 -2 0  
MONTH TO DATE 65 28 37 26  
SINCE MAR 1 67 31 36 30  
SINCE JAN 1 67 31 36 30    
...............................................................
 
 
WIND (MPH)  
HIGHEST WIND SPEED 28 HIGHEST WIND DIRECTION NE (50)  
HIGHEST GUST SPEED 38 HIGHEST GUST DIRECTION NE (60)  
AVERAGE WIND SPEED 14.0  
 
SKY COVER  
AVERAGE SKY COVER 1.0  
 
WEATHER CONDITIONS  
THE FOLLOWING WEATHER WAS RECORDED YESTERDAY.  
HEAVY RAIN  
RAIN  
LIGHT RAIN  
FOG  
 
RELATIVE HUMIDITY (PERCENT)  
HIGHEST 97 11:00 PM  
LOWEST 83 12:00 AM  
AVERAGE 90  
   
......................................................
 
 
THE WASHINGTON NATIONAL DC CLIMATE NORMALS FOR TODAY  
NORMAL RECORD YEAR  
MAXIMUM TEMPERATURE (F) 73 91 1974  
2017  
MINIMUM TEMPERATURE (F) 53 30 1874  
 
SUNRISE AND SUNSET  
APRIL 29 2023.........SUNRISE 6:13 AM EDT SUNSET 7:58 PM EDT  
APRIL 30 2023.........SUNRISE 6:12 AM EDT SUNSET 7:59 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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