The tourist season pretty much comes to an end at the end of Sept/beginning of Oct, all the main promoters clubs close down then, the final 2 Closings been Space (on 2nd Oct) and then DC10 (on 3rd Oct).
Amnesia always has it Closing Party before then, Pacha is open thru-out the year but it will be mainly residents.
Some of the bars stay open thru-out October but some close down when the main clubs wind down.