621  
CDUS46 KSEW 260121  
CLISEW  
 
CLIMATE REPORT  
NATIONAL WEATHER SERVICE SEATTLE  
621 PM PDT MON SEP 25 2023  
   
...............................
 
 
   
..THE SEATTLE WA WFO CLIMATE SUMMARY FOR SEPTEMBER 25 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 63 MM 81 1991 80  
MINIMUM 58 MM 36 1908 52  
AVERAGE 61 66  
 
PRECIPITATION (IN)  
TODAY 0.38 0.72 1901 0.00  
MONTH TO DATE 1.49 0.10  
SINCE OCT 1 32.01 40.08  
SINCE JAN 1 17.00 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 4 0  
MONTH TO DATE 54 17  
SINCE SEP 1 54 17  
SINCE JUL 1 59 36  
 
COOLING  
TODAY 0 1  
MONTH TO DATE 23 42  
SINCE SEP 1 23 42  
SINCE JAN 1 341 392    
.................................................
 
 
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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