477  
CDUS46 KSEW 180116  
CLISEW  
 
CLIMATE REPORT  
NATIONAL WEATHER SERVICE SEATTLE  
616 PM PDT THU AUG 17 2023  
   
...............................
 
 
   
..THE SEATTLE WA WFO CLIMATE SUMMARY FOR AUGUST 17 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 92R MM 91 2012 88  
MINIMUM 66 MM 47 2000 60  
AVERAGE 79 74  
 
PRECIPITATION (IN)  
TODAY 0.00 1.05 1980 0.00  
MONTH TO DATE 0.14 0.02  
SINCE OCT 1 30.18 39.93  
SINCE JAN 1 15.17 22.90  
 
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 MM  
 
DEGREE DAYS  
HEATING  
TODAY 0 0  
MONTH TO DATE 0 3  
SINCE JUN 1 110 138  
SINCE JUL 1 2 18  
 
COOLING  
TODAY 14 9  
MONTH TO DATE 123 73  
SINCE JUN 1 264 252  
SINCE JAN 1 285 252    
.................................................
 
 
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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