039  
CDUS46 KSEW 280117  
CLISEW  
 
CLIMATE REPORT  
NATIONAL WEATHER SERVICE SEATTLE  
617 PM PDT WED SEP 27 2023  
   
...............................
 
 
   
..THE SEATTLE WA WFO CLIMATE SUMMARY FOR SEPTEMBER 27 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 58 MM 88 1967 79  
MINIMUM 53 MM 40 1972 52  
AVERAGE 56 66  
 
PRECIPITATION (IN)  
TODAY 0.59 1.13 1940 0.00  
MONTH TO DATE 2.98 0.10  
SINCE OCT 1 33.50 40.08  
SINCE JAN 1 18.49 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 9 0  
MONTH TO DATE 70 17  
SINCE SEP 1 70 17  
SINCE JUL 1 75 36  
 
COOLING  
TODAY 0 1  
MONTH TO DATE 23 45  
SINCE SEP 1 23 45  
SINCE JAN 1 341 395    
.................................................
 
 
WEATHER CONDITIONS  
THE FOLLOWING WEATHER WAS RECORDED TODAY.  
RAIN  
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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