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🛒 Top picks for this trip
✅ Essentials Checklist
🛒 More kit for this trip
👕 Clothing Checklist
⭐ Nice to Have
🚫 What to leave at home
A full wetsuit for a short summer dip in genuinely warm water — it's one more thing to dry and carry if a swimsuit alone would do. Multiple towels 'just in case' — one large, quick-dry towel outperforms two ordinary ones and takes half the bag space. And a brand-new, untested piece of safety kit (a tow float, a changing robe) for your very first wild swim — try it in a pool or garden first so you're not fumbling with unfamiliar gear at the water's edge.
Frequently Asked Questions
Is wild swimming safe in the UK?
With preparation, yes — but it carries real risks. Cold water shock is the most serious danger: even strong swimmers can lose control of their breathing on entry into cold water. Enter slowly and acclimatise. Never swim alone, always tell someone where you're going, and know the entry and exit points before getting in. Avoid swimming after heavy rainfall — flood water carries pollutants and fast currents.
What temperature is UK river and lake water?
UK rivers and lakes range from around 4–6°C in winter to 18–20°C in a hot summer. Most UK inland water is below 15°C for most of the year. Water below 15°C requires acclimatisation; below 10°C a wetsuit is strongly recommended; below 6°C even wetsuits have their limits. Sea temperature around the UK follows a similar range.
Where is wild swimming legal in the UK?
In Scotland, the Land Reform Act gives a right of responsible access to most land and water, including wild swimming. In England and Wales, there is no general right to swim in rivers and lakes — access depends on local agreements, permissive access, or being on public land. The Outdoor Swimming Society maintains a database of accessible spots. Always check water quality via the Environment Agency's bathing water data before swimming.
Do I actually need a wetsuit for wild swimming in summer?
Often not, if the water is genuinely warm and the swim is short — many UK lakes and the sea reach 17-20°C in August, comfortable for a confident swimmer in just a swimsuit for 10-15 minutes. A wetsuit still earns its place for anything longer, for rivers (which run colder than still water even in summer), or for anyone new to cold water who hasn't built up tolerance yet. If in doubt, wear one — overheating in a wetsuit is a minor annoyance; underestimating cold water is not.
What's the single most forgotten item for a first wild swim?
A proper plan for getting warm afterwards — people pack the swim kit carefully and then stand shivering in a wet swimsuit for ten minutes because they didn't think past the water. A changing robe, warm dry layers already laid out, and a hot drink in a flask waiting in the car or bag make the difference between a swim you want to repeat and one that puts you off. Pack the after-swim kit with as much care as the in-water kit.
Not sure which suitcase size or clothing sizes you need? Check 247Sizing's luggage and clothing size guides before you pack.