Weather Service Report


715 
CDUS46 KSEW 110117
CLISEA

CLIMATE REPORT 
NATIONAL WEATHER SERVICE SEATTLE
617 PM PDT THU JUL 10 2025

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

...THE SEATTLE-TACOMA WA AIRPORT CLIMATE SUMMARY FOR JULY 10 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         73    443 PM  90    1945  77     -4       88       
  MINIMUM         57    920 AM  46    1960  56      1       61       
  AVERAGE         65                        66     -1       75     

PRECIPITATION (IN)                                                    
  TODAY            0.00          0.38 1981   0.02  -0.02     0.00     
  MONTH TO DATE    T                         0.24  -0.24     0.00     
  SINCE OCT 1     27.76                     36.40  -8.64    33.49     
  SINCE JAN 1     14.36                     20.46  -6.10    16.34     

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

DEGREE DAYS                                                           
 HEATING                                                              
  TODAY            0                         1     -1        0        
  MONTH TO DATE    5                        16    -11        2        
  SINCE JUN 1     99                       134    -35      134        
  SINCE JUL 1      5                        16    -11        2        

 COOLING                                                              
  TODAY            0                         2     -2       10        
  MONTH TO DATE   26                        20      6       82        
  SINCE JUN 1     68                        49     19      101        
  SINCE JAN 1     71                        59     12      108        
...................................................................


WIND (MPH)                                                            
  RESULTANT WIND SPEED   4   RESULTANT WIND DIRECTION  SW (220)       
  HIGHEST WIND SPEED    13   HIGHEST WIND DIRECTION    NW (330)       
  HIGHEST GUST SPEED    18   HIGHEST GUST DIRECTION    NW (320)       
  AVERAGE WIND SPEED     7.0                                        


SKY COVER                                                             
  AVERAGE SKY COVER 0.8                                                 


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


RELATIVE HUMIDITY (PERCENT)
 HIGHEST    78          1200 AM                                      
 LOWEST     51           400 PM                                      
 AVERAGE    65                                                        

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


THE SEATTLE-TACOMA WA AIRPORT CLIMATE NORMALS FOR TOMORROW
                         NORMAL    RECORD    YEAR                     
 MAXIMUM TEMPERATURE (F)   77        98      2007                      
 MINIMUM TEMPERATURE (F)   56        49      1960                      


SUNRISE AND SUNSET                                                    
JULY 10 2025..........SUNRISE   523 AM PDT   SUNSET   906 PM PDT     
JULY 11 2025..........SUNRISE   524 AM PDT   SUNSET   905 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