The figures also show that while there has been a small decrease in expenditure across the UK as a whole, expenditure by overseas visitors in Wales has increased by more than 8%.
Mae’r ffigurau’n dangos hefyd, er y bu gostyngiad bach yn eu gwariant yn y DU drwyddi draw, bod gwariant ymwelwyr tramor â Chymru wedi cynyddu mwy na 8%.