We have an event that is similar to what you think a fair would be like. In the US at least, fairs are pretty common and this wording would be descriptive.

Context required, but a guess. . September has few activities, but in October we have a fair type thing. It is like a horitcultural fair combined with a farmers' market combined with a fun fair of rides. . "Fair type" meaning an event of the same type of things as a fair. . With a different context, could be quite different.

I like how every October we have a fair type thing.

Fair has several meanings. Please give more context.

Where is this sentence used?