916  
CDUS41 KLWX 102127  
CLIDCA  
 
CLIMATE REPORT  
NATIONAL WEATHER SERVICE BALTIMORE MD/WASHINGTON DC  
527 PM EDT WED MAY 10 2023  
   
...............................
 
 
   
..THE WASHINGTON NATIONAL DC CLIMATE SUMMARY FOR MAY 10 2023
 
 
VALID TODAY AS OF 0500 PM LOCAL TIME.  
 
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)  
TODAY  
MAXIMUM 73 3:55 PM 95 1963 75 -2 74  
MINIMUM 51 5:32 AM 35 1947 56 -5 49  
AVERAGE 62 66 -4 62  
 
PRECIPITATION (IN)  
TODAY 0.00 1.38 1990 0.13 -0.13 0.00  
MONTH TO DATE 0.13 1.25 -1.12 3.30  
SINCE MAR 1 5.28 7.96 -2.68 9.89  
SINCE JAN 1 9.01 13.44 -4.43 15.90  
 
SNOWFALL (IN)  
TODAY 0.0 MM MM 0.0 0.0 0.0  
MONTH TO DATE 0.0 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  
TODAY 3 2 1 3  
MONTH TO DATE 55 31 24 51  
SINCE MAR 1 688 811 -123 757  
SINCE JUL 1 3180 3734 -554 3402  
 
COOLING  
TODAY 0 3 -3 0  
MONTH TO DATE 7 25 -18 4  
SINCE MAR 1 74 60 14 34  
SINCE JAN 1 74 60 14 34    
...............................................................
 
 
WIND (MPH)  
HIGHEST WIND SPEED 9 HIGHEST WIND DIRECTION NE (30)  
HIGHEST GUST SPEED 13 HIGHEST GUST DIRECTION N (10)  
AVERAGE WIND SPEED 3.8  
 
SKY COVER  
AVERAGE SKY COVER 0.8  
 
WEATHER CONDITIONS  
THE FOLLOWING WEATHER WAS RECORDED TODAY.  
NO SIGNIFICANT WEATHER WAS OBSERVED.  
 
RELATIVE HUMIDITY (PERCENT)  
HIGHEST 86 3:00 AM  
LOWEST 35 3:00 PM  
AVERAGE 61  
   
......................................................
 
 
THE WASHINGTON NATIONAL DC CLIMATE NORMALS FOR TOMORROW  
NORMAL RECORD YEAR  
MAXIMUM TEMPERATURE (F) 75 94 1896  
1911  
MINIMUM TEMPERATURE (F) 57 33 1906  
 
SUNRISE AND SUNSET  
MAY 10 2023...........SUNRISE 6:01 AM EDT SUNSET 8:09 PM EDT  
MAY 11 2023...........SUNRISE 6:00 AM EDT SUNSET 8:10 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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