Rhagolwg
1 Perygl
Heddiw, Gwen
Heddiw, Gwen
Gwelededd Gwael
Y darlleniadau diweddaraf o'r orsaf dywydd ar gopa'r Wyddfa.
Cloudy with outbreaks of rain, perhaps some drier spells in afternoon. Breezy at first.
Cloudy with outbreaks of rain, heavy at times overnight. A cloudy day with further outbreaks of rain but perhaps becoming dry for a spell across northern Snowdonia in the afternoon before more rain arrives from the west late in the evening.
Gofynnwch 3 chwestiwn i’ch hynan cyn i chi gychwyn:
Ymweld ag AdventureSmart Cymru i ddod o hyd i'r atebion y mae angen i chi fod yr offer cywir a gwybod sut i fod yn ddiogel!
Cliciwch yma i ddysgu sut i gynnwys ein darlleniadau tywydd ar eich gwefan..