Northwest chocolate fest is held in November Seattle marathon happens in November
Seattle winter fest in December
Seattle boat show in January February is museum month show
Moisture and Irish fest is held in March
Tulip fest is seen in Skagit in April while
International film fest is in May World theatre fest and dance fest is in June. Seafood fest and art fair is held in july
While Tibet fest umajo fest is held in august. Italian fest Asian film fest comes in September and jazz fest, children fest and Latino film fest falls in october. Besides there are many more, shared a few I know.