981  
CDUS46 KSEW 210120  
CLISEW  
 
CLIMATE REPORT  
NATIONAL WEATHER SERVICE SEATTLE  
620 PM PDT FRI OCT 20 2023  
   
...............................
 
 
   
..THE SEATTLE WA WFO CLIMATE SUMMARY FOR OCTOBER 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 64 MM 70 1938 63  
MINIMUM 56 MM 34 1949 47  
AVERAGE 60 55  
 
PRECIPITATION (IN)  
TODAY 0.00 3.59 2003 T  
MONTH TO DATE 2.03 T  
SINCE OCT 1 2.03 T  
SINCE JAN 1 21.23 23.08  
 
SNOWFALL (IN)  
TODAY 0.0 0.0  
MONTH TO DATE 0.0 0.0  
SINCE OCT 1 0.0 0.0  
SINCE JUL 1 0.0 0.0  
SNOW DEPTH 0  
 
DEGREE DAYS  
HEATING  
TODAY 5 10  
MONTH TO DATE 109 60  
SINCE SEP 1 210 84  
SINCE JUL 1 215 103  
 
COOLING  
TODAY 0 0  
MONTH TO DATE 0 11  
SINCE SEP 1 23 56  
SINCE JAN 1 341 406    
.................................................
 
 
WEATHER CONDITIONS  
THE FOLLOWING WEATHER WAS RECORDED TODAY.  
NO SIGNIFICANT WEATHER WAS OBSERVED.  
 
- INDICATES NEGATIVE NUMBERS.  
R INDICATES RECORD WAS SET OR TIED.  
MM INDICATES DATA IS MISSING.  
T INDICATES TRACE AMOUNT.  
 

 
 
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