600  
CDUS41 KLWX 130533  
CLIDCA  
 
CLIMATE REPORT  
NATIONAL WEATHER SERVICE BALTIMORE MD/WASHINGTON DC  
133 AM EDT FRI OCT 13 2023  
   
...............................
 
 
   
..THE WASHINGTON NATIONAL DC CLIMATE SUMMARY FOR OCTOBER 12 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 75 4:26 PM 89 1962 71 4 72  
MINIMUM 52 5:03 AM 31 1906 54 -2 51  
AVERAGE 64 62 2 62  
 
PRECIPITATION (IN)  
YESTERDAY 0.00 1.53 1927 0.11 -0.11 T  
MONTH TO DATE 0.07 1.41 -1.34 1.75  
SINCE SEP 1 3.67 5.34 -1.67 4.02  
SINCE JAN 1 26.16 33.25 -7.09 35.97  
 
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 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 1 4 -3 3  
MONTH TO DATE 29 38 -9 78  
SINCE SEP 1 38 54 -16 95  
SINCE JUL 1 38 54 -16 95  
 
COOLING  
YESTERDAY 0 2 -2 0  
MONTH TO DATE 50 32 18 4  
SINCE SEP 1 319 270 49 262  
SINCE JAN 1 1685 1722 -37 1770    
...............................................................
 
 
WIND (MPH)  
HIGHEST WIND SPEED 12 HIGHEST WIND DIRECTION SE (120)  
HIGHEST GUST SPEED 13 HIGHEST GUST DIRECTION E (110)  
AVERAGE WIND SPEED 2.6  
 
SKY COVER  
AVERAGE SKY COVER 0.3  
 
WEATHER CONDITIONS  
THE FOLLOWING WEATHER WAS RECORDED YESTERDAY.  
NO SIGNIFICANT WEATHER WAS OBSERVED.  
 
RELATIVE HUMIDITY (PERCENT)  
HIGHEST 80 5:00 AM  
LOWEST 35 12:00 PM  
AVERAGE 58  
   
......................................................
 
 
THE WASHINGTON NATIONAL DC CLIMATE NORMALS FOR TODAY  
NORMAL RECORD YEAR  
MAXIMUM TEMPERATURE (F) 71 89 1954  
MINIMUM TEMPERATURE (F) 53 31 1906  
 
SUNRISE AND SUNSET  
OCTOBER 13 2023.......SUNRISE 7:15 AM EDT SUNSET 6:33 PM EDT  
OCTOBER 14 2023.......SUNRISE 7:16 AM EDT SUNSET 6:31 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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