964  
CDUS46 KSEW 230118  
CLISEW  
 
CLIMATE REPORT  
NATIONAL WEATHER SERVICE SEATTLE  
618 PM PDT THU MAY 22 2025  
   
...............................
 
 
   
..THE SEATTLE WA WFO CLIMATE SUMMARY FOR MAY 22 2025
 
 
VALID TODAY AS OF 0500 PM LOCAL TIME.  
 
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)  
TODAY  
MAXIMUM 70 MM 88 1969 65  
MINIMUM 48 MM 40 1916 44  
1920  
AVERAGE 59 55  
 
PRECIPITATION (IN)  
TODAY T 1.23 1996 0.41  
MONTH TO DATE 1.86 2.15  
SINCE OCT 1 30.12 33.73  
SINCE JAN 1 13.98 17.35  
 
SNOWFALL (IN)  
TODAY 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  
TODAY 6 10  
MONTH TO DATE 180 197  
SINCE MAR 1 1040 1148  
SINCE JUL 1 3986 3915  
 
COOLING  
TODAY 0 0  
MONTH TO DATE 0 4  
SINCE MAR 1 0 4  
SINCE JAN 1 0 4    
.................................................
 
 
WEATHER CONDITIONS  
THE FOLLOWING WEATHER WAS RECORDED TODAY.  
LIGHT RAIN  
 
- INDICATES NEGATIVE NUMBERS.  
R INDICATES RECORD WAS SET OR TIED.  
MM INDICATES DATA IS MISSING.  
T INDICATES TRACE AMOUNT.  
 

 
 
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