Best Things To Do & Days Out In St Mellons, Glamorgan and Cardiff
Here at Day Out With The Kids we've found 640 fun things to do in St Mellons for you and the family to discover. What's more, the weather shouldn't be a problem – 403 of the attractions are indoors. Finding the right St Mellons day out for your family is easy – simply explore the links below or use the filters at the top of the page to plan your next adventure.
Viewing 21 - 40 of 640 attractions
640 Things To Do in St Mellons
Viewing 21 - 40 of 640 attractions
Latest Blogs
JamesAugust 17, 2026Wheelgate Adventure Park: Your Ultimate Family Day Out in 2026!
Discover Tower Park in Poole, your go-to for family entertainment in 2026! Explore Splashdown, Vue cinema, Hollywood Bowl, and top restaurants like Nando’s.
JamesAugust 14, 2026Clifton Park Rotherham: Your Ultimate Family Day Out in 2026!
Discover Clifton Park Rotherham for your ultimate family day out in 2026! Enjoy the massive free play park, splash park, thrilling rides, mini golf, museum, and gardens.
JamesAugust 13, 2026Make a Splash at Sandcastle Waterpark Blackpool
Dive into adventure at Sandcastle Waterpark Blackpool, the UK’s Largest Indoor Waterpark! Enjoy 18 slides, a tropical 84° climate, and fun for all ages.
JamesAugust 13, 2026Harry Potter Store Oxford Street: The Ultimate Guide for Families in 2026!
Discover the UK’s largest Harry Potter Store opening on Oxford Street, London in November 2026! Immerse your family in magic with dragons, Knight Bus, and Butterbeer.
JamesAugust 13, 2026Zoolapalooza at Twycross Zoo: 2026 Summer Event
Plan your Twycross Zoo day out with our Zoolapalooza guide, including takeovers, tickets, family activities and online booking savings.
JamesAugust 13, 2026IWM London Opens New 'Childhood in War' Exhibition for Families
Discover IWM London’s incredible new ‘Childhood in War’ exhibition! It’s a free, interactive journey into wartime history through children’s eyes, perfect for families with kids aged 8+ until early 2027.
JamesAugust 12, 2026Win a Family Stay at EVERY Merlin Resort This Summer 2026!
Enter the Merlin Summer of Stays Competition 2026 to win overnight family stays at all five UK Merlin Resorts! Imagine Alton Towers, Warwick Castle, Thorpe Park, Chessington, and LEGOLAND!
Paige HoltJuly 31, 2026UK Family Days Out Weekly Round Up 31st July 2026
The summer holidays have well and truly arrived, and exciting events are popping up across the UK. From outdoor adventures and family festivals to themed trails, live shows and hands-on activities, there is plenty to enjoy. Whether you’re planning a big day out or looking for budget-friendly fun, we’ve rounded up brilliant summer events to…