892  
CDUS41 KLWX 110524  
CLIDCA  
 
CLIMATE REPORT  
NATIONAL WEATHER SERVICE BALTIMORE MD/WASHINGTON DC  
124 AM EDT WED OCT 11 2023  
   
...............................
 
 
   
..THE WASHINGTON NATIONAL DC CLIMATE SUMMARY FOR OCTOBER 10 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 72 3:16 PM 92 1939 72 0 71  
MINIMUM 49 5:11 AM 30 1895 55 -6 44  
AVERAGE 61 63 -2 58  
 
PRECIPITATION (IN)  
YESTERDAY 0.00 2.15 1971 0.12 -0.12 0.00  
MONTH TO DATE 0.07 1.19 -1.12 1.75  
SINCE SEP 1 3.67 5.12 -1.45 4.02  
SINCE JAN 1 26.16 33.03 -6.87 35.97  
 
SNOWFALL (IN)  
YESTERDAY 0.0 0.3 1979 0.0 0.0 0.0  
MONTH TO DATE 0.0 0.0 0.0 0.0  
SINCE SEP 1 0.0 0.0 0.0 0.0  
SINCE JUL 1 0.0 0.0 0.0 T  
SNOW DEPTH 0  
 
DEGREE DAYS  
HEATING  
YESTERDAY 4 4 0 7  
MONTH TO DATE 25 30 -5 71  
SINCE SEP 1 34 46 -12 88  
SINCE JUL 1 34 46 -12 88  
 
COOLING  
YESTERDAY 0 2 -2 0  
MONTH TO DATE 50 28 22 4  
SINCE SEP 1 319 266 53 262  
SINCE JAN 1 1685 1718 -33 1770    
...............................................................
 
 
WIND (MPH)  
HIGHEST WIND SPEED 14 HIGHEST WIND DIRECTION W (290)  
HIGHEST GUST SPEED 19 HIGHEST GUST DIRECTION W (290)  
AVERAGE WIND SPEED 5.7  
 
SKY COVER  
AVERAGE SKY COVER 0.6  
 
WEATHER CONDITIONS  
THE FOLLOWING WEATHER WAS RECORDED YESTERDAY.  
NO SIGNIFICANT WEATHER WAS OBSERVED.  
 
RELATIVE HUMIDITY (PERCENT)  
HIGHEST 90 5:00 AM  
LOWEST 36 3:00 PM  
AVERAGE 63  
   
......................................................
 
 
THE WASHINGTON NATIONAL DC CLIMATE NORMALS FOR TODAY  
NORMAL RECORD YEAR  
MAXIMUM TEMPERATURE (F) 71 90 1919  
MINIMUM TEMPERATURE (F) 54 33 1906  
 
SUNRISE AND SUNSET  
OCTOBER 11 2023.......SUNRISE 7:13 AM EDT SUNSET 6:36 PM EDT  
OCTOBER 12 2023.......SUNRISE 7:14 AM EDT SUNSET 6:34 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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