Weather Service Report


882 
CDUS46 KSEW 130130
CLISEA

CLIMATE REPORT 
NATIONAL WEATHER SERVICE SEATTLE
630 PM PDT THU JUN 12 2025

...................................

...THE SEATTLE-TACOMA WA AIRPORT CLIMATE SUMMARY FOR JUNE 12 2025...
VALID TODAY AS OF 0500 PM LOCAL TIME.

CLIMATE NORMAL PERIOD 1991 TO 2020
CLIMATE RECORD PERIOD 1945 TO 2025


WEATHER ITEM   OBSERVED TIME   RECORD YEAR NORMAL DEPARTURE LAST      
                VALUE   (LST)  VALUE       VALUE  FROM      YEAR     
                                                  NORMAL           
...................................................................
TEMPERATURE (F)                                                          
 TODAY                                                               
  MAXIMUM         66    451 PM  95    2019  70     -4       67       
  MINIMUM         51    539 AM  38    1952  53     -2       51       
  AVERAGE         59                        61     -2       59     

PRECIPITATION (IN)                                                    
  TODAY            0.00          0.60 1953   0.05  -0.05     0.00     
  MONTH TO DATE    0.00                      0.66  -0.66     1.11     
  SINCE OCT 1     27.34                     35.37  -8.03    33.41     
  SINCE JAN 1     13.94                     19.43  -5.49    16.26     

SNOWFALL (IN)                                                              
  TODAY            0.0          MM      MM                   0.0      
  MONTH TO DATE    0.0                                       0.0      
  SINCE OCT 1      2.3                                       0.3      
  SINCE JUL 1      2.3                                       0.3      
  SNOW DEPTH       0                                                 

DEGREE DAYS                                                           
 HEATING                                                              
  TODAY            6                         4      2        6        
  MONTH TO DATE   31                        59    -28       64        
  SINCE JUN 1     31                        59    -28       64        
  SINCE JUL 1   4358                      4317     41     4236        

 COOLING                                                              
  TODAY            0                         1     -1        0        
  MONTH TO DATE   28                        12     16        1        
  SINCE JUN 1     28                        12     16        1        
  SINCE JAN 1     31                        22      9        8        
...................................................................


WIND (MPH)                                                            
  RESULTANT WIND SPEED   6   RESULTANT WIND DIRECTION   S (190)       
  HIGHEST WIND SPEED    17   HIGHEST WIND DIRECTION    SW (210)       
  HIGHEST GUST SPEED    22   HIGHEST GUST DIRECTION    SW (220)       
  AVERAGE WIND SPEED     8.5                                        


SKY COVER                                                             
  AVERAGE SKY COVER 0.9                                                 


WEATHER CONDITIONS                                                    
THE FOLLOWING WEATHER WAS RECORDED TODAY.                             
  NO SIGNIFICANT WEATHER WAS OBSERVED.                                  


RELATIVE HUMIDITY (PERCENT)
 HIGHEST    77          1200 AM                                      
 LOWEST     50           300 PM                                      
 AVERAGE    64                                                        

..........................................................


THE SEATTLE-TACOMA WA AIRPORT CLIMATE NORMALS FOR TOMORROW
                         NORMAL    RECORD    YEAR                     
 MAXIMUM TEMPERATURE (F)   70        94      2002                      
 MINIMUM TEMPERATURE (F)   53        42      1945                      
                                             1952                     


SUNRISE AND SUNSET                                                    
JUNE 12 2025..........SUNRISE   512 AM PDT   SUNSET   907 PM PDT     
JUNE 13 2025..........SUNRISE   512 AM PDT   SUNSET   907 PM PDT     


-  INDICATES NEGATIVE NUMBERS.
R  INDICATES RECORD WAS SET OR TIED.
MM INDICATES DATA IS MISSING.
T  INDICATES TRACE AMOUNT.




$$

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Western Regional Climate Center, wrcc@dri.edu