337  
CDUS46 KSEW 300119  
CLISEW  
 
CLIMATE REPORT  
NATIONAL WEATHER SERVICE SEATTLE  
619 PM PDT FRI SEP 29 2023  
   
...............................
 
 
   
..THE SEATTLE WA WFO CLIMATE SUMMARY FOR SEPTEMBER 29 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 60 MM 81 1993 72  
MINIMUM 46 MM 40 1919 54  
AVERAGE 53 63  
 
PRECIPITATION (IN)  
TODAY 0.00 0.64 1951 0.00  
MONTH TO DATE 3.69 0.13  
SINCE OCT 1 34.21 40.11  
SINCE JAN 1 19.20 23.08  
 
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 12 2  
MONTH TO DATE 90 23  
SINCE SEP 1 90 23  
SINCE JUL 1 95 42  
 
COOLING  
TODAY 0 0  
MONTH TO DATE 23 45  
SINCE SEP 1 23 45  
SINCE JAN 1 341 395    
.................................................
 
 
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.  
 

 
 
CLICK HERE TO GO TO PREVIOUS BULLETINS.

The Nexlab WA Page Main Text Page