670  
CDUS41 KLWX 080522  
CLIDCA  
 
CLIMATE REPORT  
NATIONAL WEATHER SERVICE BALTIMORE MD/WASHINGTON DC  
122 AM EDT MON MAY 08 2023  
   
...............................
 
 
   
..THE WASHINGTON NATIONAL DC CLIMATE SUMMARY FOR MAY 7 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 73 12:53 PM 95 1930 74 -1 55  
MINIMUM 55 5:17 AM 38 1970 55 0 47  
AVERAGE 64 65 -1 51  
 
PRECIPITATION (IN)  
YESTERDAY 0.02 2.35 1886 0.12 -0.10 1.29  
MONTH TO DATE 0.03 0.87 -0.84 3.30  
SINCE MAR 1 5.18 7.58 -2.40 9.89  
SINCE JAN 1 8.91 13.06 -4.15 15.90  
 
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 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 1 3 -2 14  
MONTH TO DATE 50 23 27 26  
SINCE MAR 1 683 803 -120 732  
SINCE JUL 1 3175 3726 -551 3377  
 
COOLING  
YESTERDAY 0 3 -3 0  
MONTH TO DATE 0 16 -16 4  
SINCE MAR 1 67 51 16 34  
SINCE JAN 1 67 51 16 34    
...............................................................
 
 
WIND (MPH)  
HIGHEST WIND SPEED 14 HIGHEST WIND DIRECTION S (170)  
HIGHEST GUST SPEED 16 HIGHEST GUST DIRECTION S (170)  
AVERAGE WIND SPEED 5.4  
 
SKY COVER  
AVERAGE SKY COVER 0.7  
 
WEATHER CONDITIONS  
THE FOLLOWING WEATHER WAS RECORDED YESTERDAY.  
LIGHT RAIN  
FOG  
 
RELATIVE HUMIDITY (PERCENT)  
HIGHEST 97 11:00 PM  
LOWEST 57 1:00 PM  
AVERAGE 77  
   
......................................................
 
 
THE WASHINGTON NATIONAL DC CLIMATE NORMALS FOR TODAY  
NORMAL RECORD YEAR  
MAXIMUM TEMPERATURE (F) 75 92 1936  
MINIMUM TEMPERATURE (F) 56 39 1925  
1947  
1974  
 
SUNRISE AND SUNSET  
MAY 8 2023...........SUNRISE 6:03 AM EDT SUNSET 8:07 PM EDT  
MAY 9 2023...........SUNRISE 6:02 AM EDT SUNSET 8:08 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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