Last Updated on February 17, 2023 by Louise

We may not have the best weather in the UK, but we do have some fabulous indoor water parks.

Whether you want high adrenaline slides, a relaxing trip through a lazy river or some fun splashing with the kids, there are plenty of UK indoor water parks that have you sorted.

So what are you waiting for? Don’t let rain, grey or cloudy weather stop you. Grab your swim suit and book at one of the water parks featured below.

Sandcastle Water Park, Blackpool

Photo credit : Sandcastle Water Park / Facebook

Located opposite Blackpool Pleasure beach, Sandcastle Water Park is one of the largest indoor water parks in the UK. With 18 water slides, a wave pool and a lazy river – there’s something for everybody.

High speed slides include the Master Blaster. At 250m long, it’s the world’s longest white knuckle rollercoaster waterslide. Raft riders are propelled at high speeds up steep inclines and down big dips. Other thrilling rides include the Aztec Falls and Sidewinder.

Families will love the Typhoon Lagoon wave pool and younger riders can enjoy treetops water chutes, the Caribbean Storm Treehouse and Fort Riptide

Find out more at Sandcastle Water Park

The Wave, Coventry

With plenty of white knuckle rides and slower slides, a wave pool, lazy river and section for small children, the Wave is an excellent indoor water park in the Midlands.

Thrill seekers will love the Torrent. Stand on the platform, wait for the floor to disapper beneath your feet and then shoot down a high speed slide. Or why not try the Cyclone where you whizz around a big bowl before being plunged into a tank of water?

For a slightly slower pace, try the Rapids or Crestar where you have a fun filled ride down chutes in a single or double inflatable ring.

Young kids will enjoy the reef, a section with mini slides, tipping buckets, jets and fountains.

The Wave is new and clean. There’s something for all ages. Read our review of the Wave here.

Splashdown, Poole, Dorset

Photo Credit: Splashdown Facebook Page

With both indoor and outdoor flumes, Splashdown in Dorset is a great water park, especially in the summer. It closes in the winter but in 2023, it opens in February half term.

There are 13 slides in total and three under 5 splash areas.

If you’re feeling brave, try out The Screamer, Velocity or the near vertical drop of Baron’s Revenge. There are lots of gentler options including the Mississippi Drifter which is a great ride to try with family and friends. Hop on an inflatable tyre to twist through a number of small slides and whirlpools.

Find out more at Splashdown, Dorset

Blue Lagoon Waterpark, Pembrokeshire

Photo: Bluestone Facebook page

The Blue Lagoon is an indoor and outdoor swimming complex which is open all year round. It’s located on the Bluestone Holiday Village but you don’t have to stay there to visit the Blue Lagoon. It’s open to the general public too. Although it’s free if you are staying on site.

Three flumes and a wave machine are great for kids. One of flumes goes outdoors all year round! It’s warm and lot of fun. You can also enjoy the outdoor lazy river and an outdoor jacuzzi (for the over 12s)

The little ones aren’t forgotten either. They will enjoy Nippers Cove which is a splash area for under 5s.

Find out more at the Blue Lagoon Water Park.

Alton Towers Water Park

By Andrewmc123, Public Domain,

Located in Staffordshire Alton Towers water park is fantastic for families.

For the most courageous riders, there’s two fast slides, the Master Blaster and Rush and Rampage.

A splash area (the Little Leak play area) is ideal to keep little ones occupied. Older kids will love the Wacky Waterworks Centre with over 70 interactive water features.

Throughout the year, you can swim outside in the heated bubbly wubbly pool. An outdoor water flume also takes you outside, even in the winter months – it’s very well heated.

Finally enjoy the lazy river or a swim with the kids in the Lagoona pool.

Find out more at Alton Towers Waterpark

The Time Capsule, Coatbridge, Scotland

With the Unique Tornado Tantrum flume – the only flume in Scotland where four people can slide down together, the Time Capsule is not to be missed.

In addition, ride down the 10-meter high Storm chaser. The Storm Chaser has two flumes called Thunder & Lightning. Race a friend and see who wins!

Kids will love Splashdown Island with its huge tipping water bucket, water cannons and spouts. On top of this, try out the Tsunami wave pool and float down the riptide River. If you visiting with little ones, they will love the Coral Cove.

Find out more at The Time Capsule.

Waterworld, Staffordshire

Photo from Waterworld Facebook page

Waterworld, Staffordshire is the largest water park in the Midlands and it’s fun for all ages.

Adrenaline seekers will love the The Thunderbolt – the floor drops out beneath riders, plunging them into a 25 metre flume.

The longest ride at WaterWorld is the Storm Chaser. Enjoy a thrilling ride of dark black holes and a colour show of flashing lights and loops . Or why not try the Hurricane and be propelled at 17mph? Not fast enough? Then the Cyclone whirls you at an even faster 19mph out into a spiralling dome.

There’s also plenty of rides for the less adventurous and families with young kids including toddler slides and splash area.

You can also enjoy a swim in the pool or chill in the bubble pool. In the summer months, venture outdoors for a swim outside.

Book in advance at Waterword.

Calypso Cove Waterpark

Photo credit: Metro Waterdome Facebook Page

Great for families and located in Barnsley, Yorkshire, Calypso Cove is a pirate themed water park.

If you’re looking for an adrenaline rush try the Terror Torrent, one of the UK’s fastest flumes or Eruption. Gentler slides include Kraken or Splash Ahoy, a four land slide for racing friends.

Have fun hanging out with the kids in the Sunken Galleon, where you can fire water canyons in the shallow end. Just beware of the tipping bucket.

Find out more at Calypso Cove

Cardiff International Pool

Photo: Cardiff International Pool

Cardiff’s indoor water attraction boasts a 50m pool with 3 flumes, a space bowl and a lazy river. Plus there’s a small slide for younger children. It’s lots of fun for families with kids and if you’re not swimming you can watch from the café.

Prebook on the website in advance. Timed sessions are for one hour.

The LC, Swansea

The unique attraction at the LC is the indoor surf simulator called the The Boardrider. It’s ideal for beginners. Hop on a grab a boogie board or surfboard to ride a wave.

If riding waves isn’t for you, no worries. The LC is the biggest water park in Wales with plenty flumes, a wave pool and a lazy river.  Great for families with kids.

Find out more at the LC, Swansea

Coral Reef Waterworld

This large indoor water park in Bracknell where you can whiz down 5 giant waterslides. Have a go on the Canon: a thrilling, 67-metre drop, at the bottom of which you’ll be spat out like a cannonball.

You can also swim in the leisure pool, enjoy the rapids and relax in the bubble pool.

With a huge pirate ship to play on and a mini baby pool, it’s a great place for little kids too.

Alpamare, North Yorkshire

Photo Credit: Alpamare Facebook Page

Alpamare Waterpark in Scarborough has four flumes, a heated outdoor swimming pool and wave pool. Slides include the fast and furious Snowstorm where you jump in a four-man tube. Two slides are suitable for kids aged 6 plus and two suitable for kids aged 8 and above.

Adults will love chilling out and looking out over the bay in the 35-degree heated infinity pool filled with healing iodine water. Or why not visit the spa for some relaxation time.

Find out more at Alpamare, Scarborough.

Lagan Valley Leisure Plex

If you’re in Northern Ireland, check out the Lagan Valley Leisure Plex.

Kids will love the range of waterslides in the leisure pool, which include favourites such as the Space Bowl, The Master Blaster and Falling Rapids. Visitors who are under 8 can enjoy aqualand with it’s own slides, see-saws and more. Plus there’s also a lazy river.

An alternative to the leisure pool is a mission inflatable session. It’s a water assault course with demolition balls, rollers, slides and the amazing Giant’s Causeway feature.

Find out more at Lagan Valley Leisure Plex.

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