Martin Phillips, from Cardiff, saw this heavy frost on the way to the top of Pen y Fan in the Brecon Beacons

Isabel Wilks sent in this shot of her husband and youngest son at Southerndown beach

Llewelyn Harney, aged six, enjoying a freezing day out on Cardiff Bay Barrage - this picture was sent in by his dad Andrew Harney

This unknown dog was snapped at Rest Bay by Jane Hanford from Bridgend as she tried out her new camera

Gareth Owen sent this shot of the summit of Foel Grach when he and friend Iwan Hughes went camping

William Charles Frost with his grandchildren, Thomas and Katie Frost, on the top of the mountain at Mwnt (Robert Frost)

Carole Edwards sent in this picture from the front at Aberystwyth

Paul Bradley's view across Cardiff from his university hall of residence

Meg gathering sheep on Mark Watkins' parents farm in Caio, Carmarthenshire

Nicky Acres sent in this shot of her six-year-old niece Jemma Hopkins with a border collie puppy