060  
CDUS46 KSEW 120219  
CLISEW  
 
CLIMATE REPORT  
NATIONAL WEATHER SERVICE SEATTLE  
619 PM PST MON DEC 11 2023  
   
...............................
 
 
   
..THE SEATTLE WA WFO CLIMATE SUMMARY FOR DECEMBER 11 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 48 MM 59 1895 45  
MINIMUM 45 MM 16 1919 42  
AVERAGE 47 44  
 
PRECIPITATION (IN)  
TODAY 0.00 3.40 1921 T  
MONTH TO DATE 6.22 1.57  
SINCE OCT 1 13.77 9.52  
SINCE JAN 1 32.97 32.60  
 
SNOWFALL (IN)  
TODAY MM 0.0  
MONTH TO DATE 0.0 0.2  
SINCE OCT 1 0.0 0.4  
SINCE JUL 1 0.0 0.4  
SNOW DEPTH MM  
 
DEGREE DAYS  
HEATING  
TODAY 18 21  
MONTH TO DATE 207 279  
SINCE DEC 1 207 279  
SINCE JUL 1 1083 1187  
 
COOLING  
TODAY 0 0  
MONTH TO DATE 0 0  
SINCE DEC 1 0 0  
SINCE JAN 1 341 406    
.................................................
 
 
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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