411  
CDUS46 KSEW 230118  
CLISEW  
 
CLIMATE REPORT  
NATIONAL WEATHER SERVICE SEATTLE  
618 PM PDT SUN SEP 22 2024  
   
...............................
 
 
   
..THE SEATTLE WA WFO CLIMATE SUMMARY FOR SEPTEMBER 22 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 73 MM 85 1952 74  
1990  
2009  
MINIMUM 50 MM 43 1926 48  
AVERAGE 62 61  
 
PRECIPITATION (IN)  
TODAY 0.00 1.08 1898 0.00  
1978  
MONTH TO DATE 0.41 0.50  
SINCE OCT 1 39.13 31.02  
SINCE JAN 1 22.75 16.01  
 
SNOWFALL (IN)  
TODAY 0.0 0.0  
MONTH TO DATE 0.0 0.0  
SINCE OCT 1 T 2.6  
SINCE JUL 1 0.0 0.0  
SNOW DEPTH 0  
 
DEGREE DAYS  
HEATING  
TODAY 3 4  
MONTH TO DATE 43 40  
SINCE SEP 1 43 40  
SINCE JUL 1 70 45  
 
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.  
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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