13 Julaị bu ubochi nke 13th (nke iri na atọ) na onwa ana kpo Julaị. Na Gregorian calender, 13 Julaị bu ubochi nke 194th (195th na afo nke ana-kpo leap year) na afo. Anyi nwere agugu ubochi 171 du mgbe afo na agwu.