597  
CDUS41 KLWX 272125  
CLIDCA  
 
CLIMATE REPORT  
NATIONAL WEATHER SERVICE BALTIMORE MD/WASHINGTON DC  
525 PM EDT TUE SEP 27 2022  
   
...............................
 
 
...THE WASHINGTON NATIONAL DC CLIMATE SUMMARY FOR SEPTEMBER 27 2022...  
VALID TODAY AS OF 0500 PM LOCAL TIME.  
 
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)  
TODAY  
MAXIMUM 75 1:30 PM 95 1998 77 -2 80  
MINIMUM 61 6:33 AM 40 1879 60 1 57  
AVERAGE 68 68 0 69  
 
PRECIPITATION (IN)  
TODAY 0.00 3.17 1985 0.13 -0.13 0.00  
MONTH TO DATE 1.95 3.53 -1.58 4.03  
SINCE SEP 1 1.95 3.53 -1.58 4.03  
SINCE JAN 1 33.90 31.44 2.46 39.21  
 
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 T 0.0 0.0 0.0  
SNOW DEPTH 0  
 
DEGREE DAYS  
HEATING  
TODAY 0 1 -1 0  
MONTH TO DATE 7 8 -1 0  
SINCE SEP 1 7 8 -1 0  
SINCE JUL 1 7 8 -1 0  
 
COOLING  
TODAY 3 5 -2 4  
MONTH TO DATE 260 226 34 247  
SINCE SEP 1 260 226 34 247  
SINCE JAN 1 1768 1678 90 1766    
...............................................................
 
 
WIND (MPH)  
HIGHEST WIND SPEED 20 HIGHEST WIND DIRECTION NW (300)  
HIGHEST GUST SPEED 27 HIGHEST GUST DIRECTION NW (300)  
AVERAGE WIND SPEED 8.0  
 
SKY COVER  
AVERAGE SKY COVER 0.7  
 
WEATHER CONDITIONS  
THE FOLLOWING WEATHER WAS RECORDED TODAY.  
NO SIGNIFICANT WEATHER WAS OBSERVED.  
 
RELATIVE HUMIDITY (PERCENT)  
HIGHEST 56 1:00 AM  
LOWEST 27 12:00 PM  
AVERAGE 42  
   
......................................................
 
 
THE WASHINGTON NATIONAL DC CLIMATE NORMALS FOR TOMORROW  
NORMAL RECORD YEAR  
MAXIMUM TEMPERATURE (F) 76 91 1886  
MINIMUM TEMPERATURE (F) 60 42 1897  
1918  
1947  
 
SUNRISE AND SUNSET  
SEPTEMBER 27 2022.....SUNRISE 7:00 AM EDT SUNSET 6:57 PM EDT  
SEPTEMBER 28 2022.....SUNRISE 7:01 AM EDT SUNSET 6:55 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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