August in Cardiff is bursting with energy, sunshine (hopefully!), and an incredible mix of live music, outdoor fun, family events, and summer festivals. From global superstars like Tom Jones and Will Smith at Cardiff Castle to blooming sunflower fields and open-air cinemas just outside the city, there’s something to make the most of every long, warm day. Whether you’re dancing at a one-day skatepark festival, chilling at the funfair in the Bay, or soaking up stories at the theatre, this month is all about big days out and unforgettable nights. Here’s your essential Cardiff guide for August 2025.
Cardiff Bay Fun Park – Roald Dahl Plass
All Month
A firm family favourite returns for summer! The Cardiff Bay Fun Park is packed with fairground rides, games, food stalls and plenty of excitement. With attractions for all ages and stunning views of the Bay, it’s the perfect place to soak up the summer holidays.
Faithless – Cardiff Castle
1 August
The legendary electronic act kicks off August with a huge open-air show at Cardiff Castle. Expect iconic anthems like “Insomnia” and “God Is a DJ” to light up the night. A must-see for dance music fans in one of the city’s most spectacular live music venues.
Street Food Circus: Fantastic Fête – St Donat’s Castle
1–3 August
The legendary Street Food Circus returns with its Fantastic Fête at the stunning St Donat’s Castle. Expect a weekend of gourmet street food from the best Welsh and UK traders, pop-up bars, live music, circus performers, and family-friendly entertainment in a jaw-dropping coastal location. It’s a summer day out with serious flavour.
City Hospice Forever Flowers Field – Cardiff Castle
2 August
This beautiful and moving floral tribute fills the grounds of Cardiff Castle with handcrafted metal sunflowers, each one representing a loved one. Organised by City Hospice, the display is open to the public and provides a reflective space to honour and remember.
Nikki Pope – The Comeback Show – Lo Lounge
2 August
Soulful Cardiff-born singer Nikki Pope returns with an intimate comeback show at the Lo Lounge. Expect powerhouse vocals, heartfelt original songs, and covers with a twist. Grab a cocktail and enjoy live music right by the water.
Tiger Bay Poetry – Chapter Arts
7 August
A night of spoken word, rhythm and rhyme at Chapter Arts Centre featuring local poets and special guests. Expect raw emotion, humour and inspiring performances in an intimate and inclusive setting. Ideal for poetry lovers or anyone who loves live wordplay.
Taylormania – New Theatre
6 August
Calling all Swifties! Taylormania is the ultimate live tribute to Taylor Swift, capturing the energy and spectacle of her biggest hits from “Shake It Off” to “Anti-Hero.” A high-energy, singalong night out for fans of all ages.
Sunflower Field Festival – Clearwell Farm
From 7 August
Lose yourself in rows of golden sunflowers at this family-friendly outdoor festival just outside Cardiff. With photo spots, hay bales, food vendors and live entertainment, it’s a stunning summer day out in nature.
Queen of the Night – Wales Millennium Centre
8 August
Celebrate the voice and legacy of Whitney Houston in this powerful live tribute show. Packed with all the hits – from “I Wanna Dance with Somebody” to “I Will Always Love You” – it’s a stunning night of soul, sparkle and soaring vocals.
Luther Live – New Theatre
8 August
A soul-stirring tribute to the legendary Luther Vandross, featuring a full live band, powerful vocals and all the smooth classics. Expect to hear favourites like “Never Too Much” and “Dance With My Father” in this heartfelt musical homage.
Fun for Little Ones (Ms Rachel) – New Theatre
9 August
Ms Rachel brings her hugely popular educational songs and toddler-friendly fun to Cardiff. Expect catchy tunes, colourful visuals and lots of interactive moments – perfect for a young audience and a great way to spark joy in little minds.
The Hundred: Welsh Fire v London Spirit – Sophia Gardens
9 August
T20 cricket action as Welsh Fire take on London Spirit at Sophia Gardens. Expect a family-friendly atmosphere, live DJs, giveaways and explosive sporting moments. Ideal for sports fans looking for a fun and fast-paced day out.
Dinosaur World Live – New Theatre
10–11 August
Step back in time for an adventure with life-sized dinosaurs in this interactive family show. A mix of puppetry and performance brings T-Rexes and Triceratops to life for an educational and exciting experience the kids will love.
Joon Dance Summer School – Chapter Arts
11 August
A vibrant day of dance workshops for young people, hosted by Joon Dance. With sessions in contemporary, street and creative movement, it’s perfect for those looking to express themselves and pick up new skills in a fun and welcoming space.
The Last Laugh – Wales Millennium Centre
12–16 August
A touching and funny new play that mixes wit and drama, telling the story of two unlikely friends at a retirement home. A heartfelt story of ageing, laughter and the joy of unexpected companionship.
The Hundred: Welsh Fire v Manchester Originals – Sophia Gardens
13 August
The Hundred returns for another big cricket clash at Sophia Gardens. Watch Welsh Fire go head-to-head with Manchester Originals in a fast-paced evening fixture packed with boundary-smashing drama and crowd-friendly entertainment.
Country by Candlelight – New Theatre
14 August
Enjoy country classics in a warm, candlelit setting. A beautiful live performance featuring hits from Johnny Cash, Dolly Parton, Garth Brooks and more – brought to life by a talented acoustic band.
Chateauesque – Lo Lounge
16 August
Dress to impress for a night of glamour, decadence and house music at Lo Lounge’s most stylish summer party. Chateauesque brings a touch of French Riviera chic to Cardiff Bay, with DJs, cocktails, entertainment and a sunset vibe to remember. Think elegance meets dancefloor energy.
Green Man Festival – Glanusk Estate, Crickhowell
14–17 August
One of the UK’s most-loved independent festivals returns to the Brecon Beacons. Expect a lush blend of music, literature, food and family activities in a truly magical setting. Highlights include indie icons, late-night DJ sets, and star-gazing under the Welsh skies.
A Sky Full of Stars – New Theatre
15 August
A spectacular live show celebrating Coldplay’s biggest hits, from “Yellow” to “Viva La Vida.” A colourful tribute bursting with emotion, visuals and all the feel-good stadium energy of the real thing.
Jordan McCann Live – Vale Arena
15 August
The viral rap sensation Jordan McCann brings his streetwise lyrics and high-energy performance to the Vale Arena. Expect a packed crowd and plenty of hype for one of the UK’s fastest-rising urban talents.
Cosmeston Aqua Park – Cosmeston Lakes
All Month
Get ready to slip, slide and splash at South Wales’ biggest inflatable water park. Set on the scenic Cosmeston Lakes, the Aqua Park offers a giant floating obstacle course and endless wet and wild fun for thrill-seekers, families, and groups of mates alike.
Motown – How Sweet It Is – New Theatre
16 August
A feel-good live concert celebrating the golden era of Motown. With all the classics from Marvin Gaye, The Temptations and Stevie Wonder, it’s a high-energy show guaranteed to get you dancing in your seat.
Northern Live – “Do I Love You” – New Theatre
17 August
Celebrate Northern Soul in this full live band performance. From rare grooves to floor-fillers, this show brings the scene’s infectious energy to life with stylish dancers, horn sections and non-stop rhythm.
Tom Jones – Cardiff Castle
20–21 August
The Welsh legend returns to his homeland for two nights under the stars at Cardiff Castle. Expect powerful vocals, iconic hits, and a special atmosphere from one of music’s greatest performers.
In the Night Garden Live – New Theatre
20–21 August
The beloved TV show comes to life on stage with Igglepiggle, Upsy Daisy and friends. A magical experience for young children, filled with music, puppetry and gentle storytelling.
Art After Dark: Paint-Along Experience – National Museum Wales
21 August
An after-hours creative experience at the National Museum, where you can sip drinks and follow along with a guided painting session surrounded by world-class art. All materials provided – no experience needed!
Cirque: The Greatest Show – New Theatre
22 August
A thrilling mix of circus spectacle and Broadway musical hits, this show brings jaw-dropping acrobatics, dazzling costumes and powerful vocals together in a high-energy performance suitable for the whole family.
Nye – Wales Millennium Centre
22–30 August
This powerful new play follows the life of Aneurin “Nye” Bevan – the Welsh politician who founded the NHS. Told through stirring theatre and emotional depth, it’s a must-see production with real local relevance.
What’s Love Got To Do With It? – New Theatre
23–24 August
A stunning tribute to Tina Turner, filled with her greatest hits and powerful vocals. From “Proud Mary” to “What’s Love Got To Do With It?”, this energetic show celebrates her iconic career in unforgettable style.
Butetown Carnival – Butetown & Cardiff Bay
Sunday 24th & Monday 25th August
A vibrant celebration of culture, community, and Caribbean heritage, Butetown Carnival brings colour, music, and joy to the streets of Cardiff. Expect parades, live music, dancers, food stalls, family activities and unbeatable atmosphere as this much-loved event lights up the city over the August Bank Holiday weekend.
Spitstock Festival – Spit & Sawdust Skatepark
Date TBC (please confirm exact date)
This grassroots one-day festival blends underground music, live art, and skate culture at one of Cardiff’s coolest creative hubs. Expect banging sets, skate jams, street food, and big community energy at Spitstock – an alternative highlight of the August calendar.
Basement Jaxx – Bute Park
24 August
The dancefloor titans bring their genre-bending hits to the park for an open-air bank holiday party. Get ready to dance to “Where’s Your Head At?”, “Red Alert” and more in a fun-filled summer rave.
The Hundred: Welsh Fire v Trent Rockets – Sophia Gardens
24 August
The last home game of the Hundred season sees Welsh Fire take on Trent Rockets. Expect big crowd energy, explosive cricket and entertainment on and off the field.
Will Smith Live – Cardiff Castle
25 August
Yes, that Will Smith! The Hollywood star and rapper makes a rare UK appearance with a night of storytelling, music and surprises at Cardiff Castle. Expect hits, humour and some big Fresh Prince nostalgia.
Ex-Easter Island Head – Chapter Arts
29 August
Experimental music at its best as this innovative group use guitars, percussion and objects to create hypnotic, minimalist soundscapes. An immersive live performance for those looking for something different.
Country Music Festival – Tiger Yard
30 August
Dig out your boots for a full day of country music, street food and summer vibes in Tiger Yard. Featuring live performances, line dancing and plenty of southern charm.
Sunflower Field Cinema – Clearwell Farm
31 August
Finish the month with an outdoor cinema night in a field of sunflowers. Bring a blanket, grab some popcorn and enjoy a magical movie experience surrounded by golden blooms and summer twilight.
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