191  
CDUS41 KLWX 222125  
CLIDCA  
 
CLIMATE REPORT  
NATIONAL WEATHER SERVICE BALTIMORE MD/WASHINGTON DC  
525 PM EDT FRI SEP 22 2023  
   
...............................
 
 
...THE WASHINGTON NATIONAL DC CLIMATE SUMMARY FOR SEPTEMBER 22 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 75 12:45 PM 98 1895 79 -4 83  
MINIMUM 61 6:28 AM 39 1904 62 -1 60  
AVERAGE 68 70 -2 72  
 
PRECIPITATION (IN)  
TODAY 0.00 1.53 1994 0.12 -0.12 0.04  
MONTH TO DATE 1.34 2.90 -1.56 1.94  
SINCE SEP 1 1.34 2.90 -1.56 1.94  
SINCE JAN 1 23.83 30.81 -6.98 33.89  
 
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 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 0 1 -1 0  
MONTH TO DATE 0 3 -3 0  
SINCE SEP 1 0 3 -3 0  
SINCE JUL 1 0 3 -3 0  
 
COOLING  
TODAY 3 6 -3 7  
MONTH TO DATE 258 200 58 247  
SINCE SEP 1 258 200 58 247  
SINCE JAN 1 1624 1652 -28 1755    
...............................................................
 
 
WIND (MPH)  
HIGHEST WIND SPEED 23 HIGHEST WIND DIRECTION NE (50)  
HIGHEST GUST SPEED 26 HIGHEST GUST DIRECTION NE (50)  
AVERAGE WIND SPEED 12.5  
 
SKY COVER  
AVERAGE SKY COVER 0.9  
 
WEATHER CONDITIONS  
THE FOLLOWING WEATHER WAS RECORDED TODAY.  
NO SIGNIFICANT WEATHER WAS OBSERVED.  
 
RELATIVE HUMIDITY (PERCENT)  
HIGHEST 87 4:00 AM  
LOWEST 53 2:00 PM  
AVERAGE 70  
   
......................................................
 
 
THE WASHINGTON NATIONAL DC CLIMATE NORMALS FOR TOMORROW  
NORMAL RECORD YEAR  
MAXIMUM TEMPERATURE (F) 78 98 1895  
MINIMUM TEMPERATURE (F) 62 36 1904  
 
SUNRISE AND SUNSET  
SEPTEMBER 22 2023.....SUNRISE 6:56 AM EDT SUNSET 7:05 PM EDT  
SEPTEMBER 23 2023.....SUNRISE 6:57 AM EDT SUNSET 7:04 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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