There were also encouraging transition rates between pre-school and Welsh-medium primary education (from 86.4% in 2015/16 to 88.1% in 2019 to 2020).
Gwelwyd hefyd gyfraddau trosglwyddo calonogol rhwng y cyfnod meithrin ac addysg gynradd cyfrwng Cymraeg (o 86.4% yn 2015 i 2016 i 88.1% yn 2019/20).