Check out the weather on Penllŷn with this webcam view from David Goadby's Llŷn Peninsula Website. The image, from the western end of the peninsula near Llangwnnadl, is updated every 15 minutes.
"The camera is on a rotator, but usually points North West towards Anglesey. During June we sometimes move the camera towards the West so visitors can see the magnificent sunsets," says David.