507  
CDUS41 KLWX 202128  
CLIDCA  
 
CLIMATE REPORT  
NATIONAL WEATHER SERVICE BALTIMORE MD/WASHINGTON DC  
528 PM EDT FRI OCT 20 2023  
   
...............................
 
 
   
..THE WASHINGTON NATIONAL DC CLIMATE SUMMARY FOR OCTOBER 20 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 67 12:06 PM 86 1969 68 -1 62  
MINIMUM 57 8:03 AM 31 1972 51 6 40  
AVERAGE 62 59 3 51  
 
PRECIPITATION (IN)  
TODAY 0.01 2.97 1910 0.12 -0.11 0.00  
MONTH TO DATE 0.56 2.37 -1.81 2.38  
SINCE SEP 1 4.16 6.30 -2.14 4.65  
SINCE JAN 1 26.65 34.21 -7.56 36.60  
 
SNOWFALL (IN)  
TODAY 0.0 1.4 1940 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  
TODAY 3 6 -3 14  
MONTH TO DATE 60 82 -22 135  
SINCE SEP 1 69 98 -29 152  
SINCE JUL 1 69 98 -29 152  
 
COOLING  
TODAY 0 1 -1 0  
MONTH TO DATE 50 41 9 4  
SINCE SEP 1 319 279 40 262  
SINCE JAN 1 1685 1731 -46 1770    
...............................................................
 
 
WIND (MPH)  
HIGHEST WIND SPEED 16 HIGHEST WIND DIRECTION SW (210)  
HIGHEST GUST SPEED 25 HIGHEST GUST DIRECTION S (190)  
AVERAGE WIND SPEED 9.7  
 
SKY COVER  
AVERAGE SKY COVER 0.9  
 
WEATHER CONDITIONS  
THE FOLLOWING WEATHER WAS RECORDED TODAY.  
LIGHT RAIN  
 
RELATIVE HUMIDITY (PERCENT)  
HIGHEST 89 7:00 AM  
LOWEST 65 12:00 PM  
AVERAGE 77  
   
......................................................
 
 
THE WASHINGTON NATIONAL DC CLIMATE NORMALS FOR TOMORROW  
NORMAL RECORD YEAR  
MAXIMUM TEMPERATURE (F) 68 85 1947  
MINIMUM TEMPERATURE (F) 50 30 1952  
1974  
 
SUNRISE AND SUNSET  
OCTOBER 20 2023.......SUNRISE 7:22 AM EDT SUNSET 6:23 PM EDT  
OCTOBER 21 2023.......SUNRISE 7:23 AM EDT SUNSET 6:22 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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