075  
CDUS46 KSEW 210119  
CLISEW  
 
CLIMATE REPORT  
NATIONAL WEATHER SERVICE SEATTLE  
619 PM PDT FRI SEP 20 2024  
   
...............................
 
 
   
..THE SEATTLE WA WFO CLIMATE SUMMARY FOR SEPTEMBER 20 2024
 
 
VALID TODAY AS OF 0500 PM LOCAL TIME.  
 
CLIMATE NORMAL PERIOD 1991 TO 2020  
CLIMATE RECORD PERIOD 1894 TO 2024  
 
WEATHER ITEM OBSERVED TIME RECORD YEAR LAST  
VALUE (LST) VALUE YEAR    
.................................................
 
 
TEMPERATURE (F)  
TODAY  
MAXIMUM 68 MM 85 1974 66  
MINIMUM 54 MM 41 1895 48  
AVERAGE 61 57  
 
PRECIPITATION (IN)  
TODAY 0.02 1.10 1923 0.15  
MONTH TO DATE 0.41 0.50  
SINCE OCT 1 39.13 31.02  
SINCE JAN 1 22.75 16.01  
 
SNOWFALL (IN)  
TODAY MM 0.0  
MONTH TO DATE 0.0 0.0  
SINCE OCT 1 T 2.6  
SINCE JUL 1 0.0 0.0  
SNOW DEPTH MM  
 
DEGREE DAYS  
HEATING  
TODAY 4 8  
MONTH TO DATE 36 30  
SINCE SEP 1 36 30  
SINCE JUL 1 63 35  
 
COOLING  
TODAY 0 0  
MONTH TO DATE 43 23  
SINCE SEP 1 43 23  
SINCE JAN 1 332 341    
.................................................
 
 
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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