689  
CDUS41 KLWX 290522  
CLIDCA  
 
CLIMATE REPORT  
NATIONAL WEATHER SERVICE BALTIMORE MD/WASHINGTON DC  
122 AM EDT FRI APR 29 2022  
   
...............................
 
 
   
..THE WASHINGTON NATIONAL DC CLIMATE SUMMARY FOR APRIL 28 2022
 
 
CLIMATE NORMAL PERIOD: 1991 TO 2020  
CLIMATE RECORD PERIOD: 1871 TO 2022  
 
WEATHER ITEM OBSERVED TIME RECORD YEAR NORMAL DEPARTURE LAST  
VALUE (LST) VALUE VALUE FROM YEAR  
NORMAL    
...............................................................
 
 
TEMPERATURE (F)  
YESTERDAY  
MAXIMUM 60 5:07 PM 92 1957 72 -12 88  
MINIMUM 39 5:21 AM 33 1898 53 -14 62  
AVERAGE 50 62 -12 75  
 
PRECIPITATION (IN)  
YESTERDAY 0.00 1.40 1923 0.11 -0.11 0.00  
MONTH TO DATE 3.82 2.97 0.85 2.19  
SINCE MAR 1 6.59 6.47 0.12 5.99  
SINCE JAN 1 12.60 11.95 0.65 12.58  
 
SNOWFALL (IN)  
YESTERDAY 0.0 0.5 1898 0.0 0.0 0.0  
MONTH TO DATE 0.0 0.0 0.0 0.0  
SINCE MAR 1 0.9 2.0 -1.1 0.0  
SINCE JUL 1 13.2 13.7 -0.5 5.4  
SNOW DEPTH 0  
 
DEGREE DAYS  
HEATING  
YESTERDAY 15 4 11 0  
MONTH TO DATE 240 228 12 228  
SINCE MAR 1 687 772 -85 658  
SINCE JUL 1 3332 3695 -363 3412  
 
COOLING  
YESTERDAY 0 2 -2 10  
MONTH TO DATE 26 28 -2 21  
SINCE MAR 1 30 31 -1 28  
SINCE JAN 1 30 31 -1 28    
...............................................................
 
 
WIND (MPH)  
HIGHEST WIND SPEED 24 HIGHEST WIND DIRECTION N (360)  
HIGHEST GUST SPEED 33 HIGHEST GUST DIRECTION N (360)  
AVERAGE WIND SPEED 13.4  
 
SKY COVER  
AVERAGE SKY COVER 0.5  
 
WEATHER CONDITIONS  
THE FOLLOWING WEATHER WAS RECORDED YESTERDAY.  
NO SIGNIFICANT WEATHER WAS OBSERVED.  
 
RELATIVE HUMIDITY (PERCENT)  
HIGHEST 50 3:00 AM  
LOWEST 22 6:00 PM  
AVERAGE 36  
   
......................................................
 
 
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 2022.........SUNRISE 6:13 AM EDT SUNSET 7:59 PM EDT  
APRIL 30 2022.........SUNRISE 6:12 AM EDT SUNSET 8:00 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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