271  
CDUS46 KSEW 130119  
CLISEW  
 
CLIMATE REPORT  
NATIONAL WEATHER SERVICE SEATTLE  
619 PM PDT FRI MAY 12 2023  
   
...............................
 
 
   
..THE SEATTLE WA WFO CLIMATE SUMMARY FOR MAY 12 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 76 MM 88 1926 55  
MINIMUM 48 MM 39 1977 43  
AVERAGE 62 49  
 
PRECIPITATION (IN)  
TODAY 0.00 0.84 1996 0.43  
MONTH TO DATE 0.79 1.63  
SINCE OCT 1 28.45 34.84  
SINCE JAN 1 13.44 17.81  
 
SNOWFALL (IN)  
TODAY 0.0 0.0  
MONTH TO DATE 0.0 0.0  
SINCE OCT 1 2.6 5.3  
SINCE JUL 1 2.6 5.3  
SNOW DEPTH 0  
 
DEGREE DAYS  
HEATING  
TODAY 3 16  
MONTH TO DATE 97 155  
SINCE MAR 1 1170 1181  
SINCE JUL 1 4179 4281  
 
COOLING  
TODAY 0 0  
MONTH TO DATE 0 0  
SINCE MAR 1 0 0  
SINCE JAN 1 0 0    
.................................................
 
 
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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