274  
CDUS46 KSEW 100826  
CLISEW  
 
CLIMATE REPORT  
NATIONAL WEATHER SERVICE SEATTLE  
126 AM PDT SAT MAY 10 2025  
   
...............................  
 
   
..THE SEATTLE WA WFO CLIMATE SUMMARY FOR MAY 9 2025  
 
CLIMATE NORMAL PERIOD 1991 TO 2020  
CLIMATE RECORD PERIOD 1894 TO 2025  
 
WEATHER ITEM OBSERVED TIME RECORD YEAR LAST  
VALUE (LST) VALUE YEAR    
.................................................  
 
TEMPERATURE (F)  
YESTERDAY  
MAXIMUM 71 MM 85 2020 72  
MINIMUM 44 MM 37 1922 45  
AVERAGE 58 59  
 
PRECIPITATION (IN)  
YESTERDAY 0.00 0.78 1910 0.00  
MONTH TO DATE 0.11 0.40  
SINCE OCT 1 28.37 31.98  
SINCE JAN 1 12.23 15.60  
 
SNOWFALL (IN)  
YESTERDAY 0.0 0.0  
MONTH TO DATE 0.0 0.0  
SINCE OCT 1 2.6 T  
SINCE JUL 1 2.6 T  
SNOW DEPTH 0  
 
DEGREE DAYS  
HEATING  
YESTERDAY 7 6  
MONTH TO DATE 73 106  
SINCE MAR 1 933 1057  
SINCE JUL 1 3879 3824  
 
COOLING  
YESTERDAY 0 0  
MONTH TO DATE 0 0  
SINCE MAR 1 0 0  
SINCE JAN 1 0 0    
.................................................  
 
WEATHER CONDITIONS  
THE FOLLOWING WEATHER WAS RECORDED YESTERDAY.  
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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