Cliciwch ar y ddolen isod i weld dyddiadau'r tymor ac adegau gwyliau ysgol.
Click on the link below to access term dates and holidays:
Academic Year: 2023-2024
Dyddiau HMS 2023-24 INSET Days
01/09/23
04/09/23
22/09/23
08/04/24
03/06/24
Good Friday
29/03/24
May Day
06/05/24