023  
CDUS41 KLWX 160528  
CLIDCA  
 
CLIMATE REPORT  
NATIONAL WEATHER SERVICE BALTIMORE MD/WASHINGTON DC  
128 AM EDT FRI SEP 16 2022  
   
...............................
 
 
...THE WASHINGTON NATIONAL DC CLIMATE SUMMARY FOR SEPTEMBER 15 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 83 1:40 PM 97 1927 81 2 90  
1930  
MINIMUM 64 11:47 PM 43 1899 65 -1 73  
1902  
AVERAGE 74 73 1 82  
 
PRECIPITATION (IN)  
YESTERDAY 0.00 2.52 1904 0.14 -0.14 0.00  
MONTH TO DATE 1.90 1.95 -0.05 1.60  
SINCE SEP 1 1.90 1.95 -0.05 1.60  
SINCE JAN 1 33.85 29.86 3.99 36.78  
 
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 8 1 17  
MONTH TO DATE 182 152 30 158  
SINCE SEP 1 182 152 30 158  
SINCE JAN 1 1690 1604 86 1677    
...............................................................
 
 
WIND (MPH)  
HIGHEST WIND SPEED 18 HIGHEST WIND DIRECTION N (350)  
HIGHEST GUST SPEED 26 HIGHEST GUST DIRECTION N (10)  
AVERAGE WIND SPEED 8.8  
 
SKY COVER  
AVERAGE SKY COVER 0.3  
 
WEATHER CONDITIONS  
THE FOLLOWING WEATHER WAS RECORDED YESTERDAY.  
NO SIGNIFICANT WEATHER WAS OBSERVED.  
 
RELATIVE HUMIDITY (PERCENT)  
HIGHEST 79 7:00 AM  
LOWEST 46 2:00 PM  
AVERAGE 63  
   
......................................................
 
 
THE WASHINGTON NATIONAL DC CLIMATE NORMALS FOR TODAY  
NORMAL RECORD YEAR  
MAXIMUM TEMPERATURE (F) 81 96 1991  
MINIMUM TEMPERATURE (F) 64 44 1902  
 
SUNRISE AND SUNSET  
SEPTEMBER 16 2022.....SUNRISE 6:50 AM EDT SUNSET 7:15 PM EDT  
SEPTEMBER 17 2022.....SUNRISE 6:51 AM EDT SUNSET 7:13 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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