748  
CDUS46 KSEW 210126  
CLISEW  
 
CLIMATE REPORT  
NATIONAL WEATHER SERVICE SEATTLE  
626 PM PDT WED SEP 20 2023  
   
...............................
 
 
   
..THE SEATTLE WA WFO CLIMATE SUMMARY FOR SEPTEMBER 20 2023
 
 
VALID TODAY AS OF 0500 PM LOCAL TIME.  
 
CLIMATE NORMAL PERIOD 1991 TO 2020  
CLIMATE RECORD PERIOD 1894 TO 2023  
 
WEATHER ITEM OBSERVED TIME RECORD YEAR LAST  
VALUE (LST) VALUE YEAR    
.................................................
 
 
TEMPERATURE (F)  
TODAY  
MAXIMUM 66 MM 85 1974 76  
MINIMUM 52 MM 41 1895 53  
AVERAGE 59 65  
 
PRECIPITATION (IN)  
TODAY 0.14 1.10 1923 0.00  
MONTH TO DATE 0.49 0.10  
SINCE OCT 1 31.01 40.08  
SINCE JAN 1 16.00 23.05  
 
SNOWFALL (IN)  
TODAY 0.0 0.0  
MONTH TO DATE 0.0 0.0  
SINCE OCT 1 2.6 5.3  
SINCE JUL 1 0.0 0.0  
SNOW DEPTH 0  
 
DEGREE DAYS  
HEATING  
TODAY 6 0  
MONTH TO DATE 28 14  
SINCE SEP 1 28 14  
SINCE JUL 1 33 33  
 
COOLING  
TODAY 0 0  
MONTH TO DATE 23 41  
SINCE SEP 1 23 41  
SINCE JAN 1 341 391    
.................................................
 
 
WEATHER CONDITIONS  
THE FOLLOWING WEATHER WAS RECORDED TODAY.  
LIGHT RAIN  
 
- INDICATES NEGATIVE NUMBERS.  
R INDICATES RECORD WAS SET OR TIED.  
MM INDICATES DATA IS MISSING.  
T INDICATES TRACE AMOUNT.  
 

 
 
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