13 Ọktoba bu ubochi nke 13th (nke iri na atọ) na onwa ana kpo Ọktoba. Na Gregorian calender, 13 Ọktoba bu ubochi nke 286th (287th na afo nke ana-kpo leap year) na afo. Anyi nwere agugu ubochi 79 du mgbe afo na agwu.