874  
CDUS41 KLWX 120525  
CLIDCA  
 
CLIMATE REPORT  
NATIONAL WEATHER SERVICE BALTIMORE MD/WASHINGTON DC  
125 AM EDT THU MAY 12 2022  
   
...............................  
 
   
..THE WASHINGTON NATIONAL DC CLIMATE SUMMARY FOR MAY 11 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 75 12:18 PM 94 1896 75 0 70  
1911  
MINIMUM 51 4:31 AM 33 1906 57 -6 52  
AVERAGE 63 66 -3 61  
 
PRECIPITATION (IN)  
YESTERDAY 0.00 2.63 2008 0.12 -0.12 0.00  
MONTH TO DATE 3.30 1.37 1.93 0.69  
SINCE MAR 1 9.89 8.08 1.81 6.69  
SINCE JAN 1 15.90 13.56 2.34 13.28  
 
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 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 2 2 0 4  
MONTH TO DATE 53 33 20 48  
SINCE MAR 1 759 813 -54 709  
SINCE JUL 1 3404 3736 -332 3463  
 
COOLING  
YESTERDAY 0 3 -3 0  
MONTH TO DATE 4 28 -24 24  
SINCE MAR 1 34 63 -29 64  
SINCE JAN 1 34 63 -29 64    
...............................................................  
 
WIND (MPH)  
HIGHEST WIND SPEED 18 HIGHEST WIND DIRECTION NE (40)  
HIGHEST GUST SPEED 27 HIGHEST GUST DIRECTION N (20)  
AVERAGE WIND SPEED 9.5  
 
SKY COVER  
AVERAGE SKY COVER 0.4  
 
WEATHER CONDITIONS  
THE FOLLOWING WEATHER WAS RECORDED YESTERDAY.  
NO SIGNIFICANT WEATHER WAS OBSERVED.  
 
RELATIVE HUMIDITY (PERCENT)  
HIGHEST 67 11:00 PM  
LOWEST 32 8:00 AM  
AVERAGE 50  
   
......................................................  
 
THE WASHINGTON NATIONAL DC CLIMATE NORMALS FOR TODAY  
NORMAL RECORD YEAR  
MAXIMUM TEMPERATURE (F) 76 93 1881  
1914  
MINIMUM TEMPERATURE (F) 57 37 1913  
 
SUNRISE AND SUNSET  
MAY 12 2022...........SUNRISE 5:58 AM EDT SUNSET 8:11 PM EDT  
MAY 13 2022...........SUNRISE 5:58 AM EDT SUNSET 8:12 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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