603  
CDUS41 KLWX 190523  
CLIDCA  
 
CLIMATE REPORT  
NATIONAL WEATHER SERVICE BALTIMORE MD/WASHINGTON DC  
123 AM EDT MON SEP 19 2022  
   
...............................
 
 
...THE WASHINGTON NATIONAL DC CLIMATE SUMMARY FOR SEPTEMBER 18 2022...  
 
CLIMATE NORMAL PERIOD: 1991 TO 2020  
CLIMATE RECORD PERIOD: 1871 TO 2022  
 
WEATHER ITEM OBSERVED TIME RECORD YEAR NORMAL DEPARTURE LAST  
VALUE (LST) VALUE VALUE FROM YEAR  
NORMAL    
...............................................................
 
 
TEMPERATURE (F)  
YESTERDAY  
MAXIMUM 84 4:24 PM 91 1898 80 4 85  
1921  
1927  
MINIMUM 63 5:07 AM 45 1937 63 0 70  
AVERAGE 74 72 2 78  
 
PRECIPITATION (IN)  
YESTERDAY 0.00 2.28 2003 0.14 -0.14 0.00  
MONTH TO DATE 1.90 2.38 -0.48 2.40  
SINCE SEP 1 1.90 2.38 -0.48 2.40  
SINCE JAN 1 33.85 30.29 3.56 37.58  
 
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 T 0.0 0.0 0.0  
SNOW DEPTH 0  
 
DEGREE DAYS  
HEATING  
YESTERDAY 0 0 0 0  
MONTH TO DATE 0 0 0 0  
SINCE SEP 1 0 0 0 0  
SINCE JUL 1 0 0 0 0  
 
COOLING  
YESTERDAY 9 7 2 13  
MONTH TO DATE 204 175 29 196  
SINCE SEP 1 204 175 29 196  
SINCE JAN 1 1712 1627 85 1715    
...............................................................
 
 
WIND (MPH)  
HIGHEST WIND SPEED 13 HIGHEST WIND DIRECTION S (180)  
HIGHEST GUST SPEED 16 HIGHEST GUST DIRECTION S (170)  
AVERAGE WIND SPEED 6.9  
 
SKY COVER  
AVERAGE SKY COVER 0.3  
 
WEATHER CONDITIONS  
THE FOLLOWING WEATHER WAS RECORDED YESTERDAY.  
NO SIGNIFICANT WEATHER WAS OBSERVED.  
 
RELATIVE HUMIDITY (PERCENT)  
HIGHEST 93 6:00 AM  
LOWEST 53 1:00 PM  
AVERAGE 73  
   
......................................................
 
 
THE WASHINGTON NATIONAL DC CLIMATE NORMALS FOR TODAY  
NORMAL RECORD YEAR  
MAXIMUM TEMPERATURE (F) 80 96 1895  
MINIMUM TEMPERATURE (F) 63 44 1916  
 
SUNRISE AND SUNSET  
SEPTEMBER 19 2022.....SUNRISE 6:53 AM EDT SUNSET 7:10 PM EDT  
SEPTEMBER 20 2022.....SUNRISE 6:54 AM EDT SUNSET 7:08 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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