An average of 6.2% of half-day school sessions were recorded as authorised absence for pupils aged 5 to 15 over the latest week, up from 4.9% the week before.
Mae disgyblion sydd â hawl i brydau ysgol am ddim wedi bod yn llai tebygol o fynychu’r ysgol, gyda’r bwlch ar gyfartaledd yn 6.9 pwynt canran rhwng 3 i 6 Mai 2022.