9 upcoming events in Snowdonia
September 2026
Yr Wyddfa Snowdon Ultra 50
A 45-mile ultramarathon with 2,800m of elevation gain starting and finishing in Betws-y-Coed, running deep into the Snowdonia mountains.
Conwy Honey Fair
Wales' oldest honey fair, held on Conwy High Street and Lancaster Square with beekeepers, honey producers and craft stalls.
October 2026
Gwledd Conwy Feast
Food festival on Conwy Quay beside the medieval castle, showcasing Welsh produce, local mussels, street food and live music.
Marathon Eryri (Snowdonia Marathon)
Annual mountain marathon starting and finishing in Llanberis, circling Yr Wyddfa through the heart of Snowdonia National Park.
Snowdonia Marathon Eryri / Marathon Eryri
One of the UK's most iconic and challenging road marathons, following a 26.2-mile route that circles Snowdon, the highest mountain in Wales.
Cwrw Nant Beer Festival, Betws-y-Coed
Real ale and cider festival with live music held at St Mary's Church in Betws-y-Coed over the Halloween weekend.
December 2026
Portmeirion Christmas Fair
Festive market weekend of stalls and seasonal entertainment held in the Italianate village of Portmeirion near Porthmadog.
May 2027
Ultra-Trail Snowdonia by UTMB
UTMB World Series trail-running weekend based in Llanberis, offering multiple distances through the Snowdonia mountains.
July 2027
International Snowdon Race
Fell race up and down Yr Wyddfa (Snowdon) from Llanberis via the Llanberis Path, marking the 50th anniversary edition.