30 Ọktoba bu ubochi nke 30th (nke iri atọ na ) na onwa ana kpo Ọktoba. Na Gregorian calender, 30 Ọktoba bu ubochi nke 303rd (304th na afo nke ana-kpo leap year) na afo. Anyi nwere agugu ubochi 62 du mgbe afo na agwu.