168  
CDUS41 KLWX 150521  
CLIDCA  
 
CLIMATE REPORT  
NATIONAL WEATHER SERVICE BALTIMORE MD/WASHINGTON DC  
121 AM EDT THU SEP 15 2022  
   
...............................
 
 
...THE WASHINGTON NATIONAL DC CLIMATE SUMMARY FOR SEPTEMBER 14 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 81 3:29 PM 95 2016 81 0 89  
MINIMUM 61 5:57 AM 46 1911 65 -4 72  
AVERAGE 71 73 -2 81  
 
PRECIPITATION (IN)  
YESTERDAY 0.00 4.07 1966 0.14 -0.14 0.00  
MONTH TO DATE 1.90 1.81 0.09 1.60  
SINCE SEP 1 1.90 1.81 0.09 1.60  
SINCE JAN 1 33.85 29.72 4.13 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 6 8 -2 16  
MONTH TO DATE 173 144 29 141  
SINCE SEP 1 173 144 29 141  
SINCE JAN 1 1681 1596 85 1660    
...............................................................
 
 
WIND (MPH)  
HIGHEST WIND SPEED 17 HIGHEST WIND DIRECTION N (350)  
HIGHEST GUST SPEED 24 HIGHEST GUST DIRECTION NW (320)  
AVERAGE WIND SPEED 8.0  
 
SKY COVER  
AVERAGE SKY COVER 0.3  
 
WEATHER CONDITIONS  
THE FOLLOWING WEATHER WAS RECORDED YESTERDAY.  
NO SIGNIFICANT WEATHER WAS OBSERVED.  
 
RELATIVE HUMIDITY (PERCENT)  
HIGHEST 75 2:00 AM  
LOWEST 45 3:00 PM  
AVERAGE 60  
   
......................................................
 
 
THE WASHINGTON NATIONAL DC CLIMATE NORMALS FOR TODAY  
NORMAL RECORD YEAR  
MAXIMUM TEMPERATURE (F) 81 97 1927  
1930  
MINIMUM TEMPERATURE (F) 65 43 1899  
1902  
 
SUNRISE AND SUNSET  
SEPTEMBER 15 2022.....SUNRISE 6:50 AM EDT SUNSET 7:16 PM EDT  
SEPTEMBER 16 2022.....SUNRISE 6:50 AM EDT SUNSET 7:15 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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