Events and festivals in Wales during September

We update these pages as regularly as possible, but please check the latest coronavirus regulations guidance and with the venues as part of your planning.

10 July 2021 - 25 September 2021.  A three-year partnership will see one different masterpiece a year from the National Gallery’s Collection displayed at Newtown’s Oriel Davies Gallery. The first of these masterpieces is Jean-Siméon Chardin’s ‘The House of Cards’ (about 1740–1) which will be on show at the gallery from 10 July to 25 September as part of the National Gallery Masterpiece Tour 2021-’23.

26 July - 5 September 2021. The Senedd is proud to host the closing presentation of Undo Things Done, Sean Edwards’ exhibition commission for Cymru yn Fenis / Wales in Venice 2019.  

To book a ticket and find out information about safety measures in place go to the Senedd website.

01 - 30 September. Each September Open Doors provides people with an opportunity to take a look at some of Wales' historical buildings and sites, with unique experiences at some venues that are not normally open to the public.

See the Cadw Open events page for further information.

04 September 2021 and 03 September 2022. 20 miles over 1 mountain. You’ll begin your journey at sea level from within the UNESCO World Heritage listed Caernarfon Castle before climbing steadily through the beautiful landscapes of northern Wales with some obstacles along the way. Once you’ve braved the elements and descended from the summit of Snowdon, you’ll then face the ‘All Out Vertical Kilometre’, a guided abseil, and a series of land and water based obstacles designed to test what strength remains.

Find out more about Man vs Mountain

05 September 2021. This beautiful half marathon route gives you the unique chance to cross a traffic-free Menai Bridge. Following the coastal path and past the formidable Beaumaris Castle before returning to the bridge. There's also a 10k.

Find out more about Anglesey Half Marathon.

4, 11 and 18 September 2021. A series of led walks over three weekends in September exploring sections of the Offa’s Dyke Path, in celebration of 50 years of the path receiving designation as a National Trail. The ticket price includes a hoodie, goodie bag and more!

4 September – three walks at Moel Famau, the highest point within the Clwydian Hills on the Offa's Dyke Path.

11 September –the following weekend the walks start from Knighton and feature a particularly stunning section of the path as it skirts King Offa’s earthwork.

18 September - the final three walks feature Tintern in the Wye Valley, with views of the Abbey.

06  - 12 September 2021. Enjoy a range of online sessions, with demonstrations, music and talks including grow and gather, a cocktail masterclass plus an online market and family activities.

Find out more about the National Museums' Digital Food Festival.

07 - 08 September 2021. Two stages of this major cycling event take place in Wales this year: Stage three time trial takes place in Carmarthenshire on 7 September and stage four in Aberaeron to Great Orme, Llandudno.

Find out more about the Tour of Britain.

10 - 18 September 2021. The Festival includes an eclectic mix of performance-based events including punk, reggae, rock, folk, flamenco, poetry, drama, art and film. 

Find out more about the Llangollen Fringe Festival

11 and 12 September 2021. Gladfest will take place primarily online this year, with events taking place over the weekend.

Find out more about Gladfest 

11 and 12 September 2021.  An opportunity to see inside Dolbelydr, a fine example of a 16th-century gentry house. It was here that Henry Salesbury wrote his Grammatica Britannica, the first Welsh grammar. 

Entry is free but your visit must be pre-booked. See the Landmark Trust website for further details.

12 September 2021. A 2.4 mile (3.8km) swim, a 112 mile (180km) cycle, followed by a marathon, with only 17 hours to complete it all. Just an average Sunday really...

Find out more about Ironman Wales

15 - 18 September 2021. Take part in a walking festival in picturesque countryside surrounding Llanwrtyd Wells. 

Find out more about the Green Events website

18 - 19 September 2021. One of the biggest events in the UK foodie calendar, with exhibitors from Wales and further afield, a food Academy for children with hands-on workshops, a rolling programme of chef demonstrations featuring the region’s finest and special masterclasses, workshops, tutored tastings and talks. Stroller tickets and wristbands for the 2021 festival will be pre-sold, with the box office going live on 1 June.

Find out more about Abergavenny Food Festival

18 - 19 September 2021. Open day at Llwyn Celyn, a Grade I listed late-medieval situated in the Llanthony Valley on the edge of the Brecon Beacons National Park. See To the Wind's Teeth (2021), by artist Laura Wilson commissioned by The Landmark Trust. Entry is free, but advanced booking is required.

18 - 19 September 2021. The Superfeet Sandman race venue is incredible Newborough Forest, the start and finish set in an exclusive area within the 700 hectare woods adjacent to the world famous Llanddwyn Beach. 

The Superfeet Sandman Triathlon has something for all abilities and comprises of four distances, the Legend 72.4, Savage, Full and Sprint.  You will also be able to compete as a relay team in both the full and sprint distances.

Find out more about the Sandman Triathlon

23- 26 September 2021. Women’s retreat to support, share and inspire at fforest coast. Glow & create with Sian Tucker, fire, nature, making.

Find out more about fforest glow

24 – 25 September 2021. This community event, entirely volunteer-run, won't get the biggest names, but it’s still one of the friendliest and most enjoyable food festivals around. Expect food stalls, live music, street theatre, talks and tastes, chef demonstrations and free children's activities. 

Find out more about Narberth Food Festival

24 - 26 September 2021. This is the big one - Elvis lives, thanks to the thousands of fans and the tribute artists who attend this annual gathering of blue suede shoes, Vegas jumpsuits, and whopping sideburns in Porthcawl. This is the largest festival of its kind in the world!

Find out more about the Elvis Festival.

24 - 26 September 2021. Experience the amazing Dark Skies of the Brecon Beacons from the comfort of your own home. £2 per household.

Find out more about the Dark Sky Festival.

25 September 2021 - Tin Shed Theatre Co. and Cadw invite you to experience ‘Rocket Launch Blaenavon’ – an outdoor, site-responsive spectacle which explores Wales’ place in the galaxy.

Infinity Space Wales, headed by billionaire Tech mogul Ralphie Llewellyn Smith, are going to launch a rocket from Blaenavon Ironworks. Their mission? To investigate the source of The Blip, an unknown message of communication sent from Interstellar space.

From 6pm, Blaenavon Ironworks (Blaenavon Ironworks Visitor Centre, Blaenavon Ironworks, North Street, Blaenavon, NP4 9RN). If you are unable to attend, the production will also be live-streamed via iswales.com. Tickets will available to purchase from the Cadw website from 10 September.

26 September 2021. Full marathon plus a 20 mile and 10 mile event, starting from the scenic Llandudno promenade. 

Find out more about the Conwy Marathon 

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