Why don’t open water swimmers wear wetsuits?
One of the main complaints of open-water swimming is the fact that, more often than not, you have to wear a wetsuit. While wetsuits keep you warm and afloat, many restrict your arm movement, making your stroke, pace, and energy deteriorate. The key is finding the sweet spot between thickness, buoyancy and mobility. A thinner wetsuit will provide less warmth and buoyancy but more mobility, and a thicker wetsuit will keep you warmer and buoyant but can be more constrictive and uncomfortable for swimming.If you surf much during winter or early mornings you can get the warmer 4/3mm thickness for just a bit more than the 3/2. Wetsuits are typically made with thicker (3 or 4mm) panels at the legs and trunk, and thinner panels around the arms where more flexibility is needed.May 2025: we are concerned at the growing number of brands who are stating they are selling “open water swimming wetsuits” but these are not safe open water swimming wetsuits. A safe open water wetsuit should be a 3:3 thickness for women and a 3:5 thickness for men.If you’re primarily in warmer waters, a 3mm suit should be sufficient, if you’re primarily in waters where temperatures hover around the mid-teens, a 4mm suit should be more than enough. But if you plan to tackle cold waters or winter waves, a 5mm wetsuit will keep you toasty and ready for anything.
Can you open water swim in a normal wetsuit?
Obviously you can wear a normal wetsuit or surfing wetsuit for open-water swimming or wild swimming – nobody’s going to stop you. You just won’t go as fast or feel as comfortable. That said, if you intend on regularly open water swimming for exercise or to train for open water swimming races or triathlons, invest in a suitable swim wetsuit that will keep you in the water for longer, increasing your progress rate.A 3mm or 2mm shorty for summer, a 3mm fullsuit with watertight seams for dawn patrols and general later spring and early Autumn surfing. A 4mm suit for early spring and late Autumn before the winter really kicks in. A 5mm wetsuit for winter in most locations is fine, especially when couple with boots gloves and a hood.Reading the temperature guide Generally, you’ll find yourself using wetsuits that fall in the middle of the spectrum. For instance, a 3mm shortie or steamer is perfect for water temperatures between 18° and 24°C (65° – 75°F) and serves as an ideal high summer suit for the UK and other parts of Europe.Whether you’re surfing, learning how to dive, or swimming in open water, staying afloat with minimal effort is key to both safety and performance. This is where wetsuits come into play, offering not only thermal protection but also a significant boost in buoyancy.The first thing to consider is the weather and water temperature. If the air temperature is warm, then you probably don’t need a wetsuit—unless the water temperature is much colder than the air temperature. In this case, a wetsuit will help keep your body temperature regulated and prevent hypothermia from setting in.
Should you wear anything underneath a wetsuit?
So along with general hygiene, wearing something under the suit will make your session on the water more enjoyable. So if you’re renting a wetsuit, use whatever you have available for you on the day, whether that’s swimming shorts, bikini, rash vest or even normal underwear. For water temperatures ranging from 60°F to 65°F (15. C to 18. C), many swimmers will wear a wetsuit to prevent their core body temperature from dropping too quickly. For those venturing into colder waters (50°F to 59°F or 10°C to 15°C), a thicker wetsuit is required for adequate protection.When the water temperature measures between 50 and 65 degrees, wetsuits are strongly encouraged, and some races may require their use. Between 65 and 78 degrees, it’s typically the athlete’s choice of whether to wear a wetsuit.Moderate Water (20-24°C/68-75°F): A 5-7mm wetsuit may be appropriate for water with moderate temperatures.We recommend that all open water swimming should take place in water at 11°C or above. At temperatures lower than this swimmers are at greater risk of experiencing cold water shock.If the wetsuit is too thick, you may overheat and become fatigued. If the wetsuit is too thin, you may become cold and your movements may be restricted. The ideal thickness for a wetsuit depends on the water temperature and your personal tolerance for cold.
What do you do if you have to pee in a wetsuit?
Needless to say, we are talking about peeing in wetsuits in the water. If you have to do it, do it at the beginning of the dive. The water will have time to rinse off the urine. Just before getting out of the water, open your wetsuit and let the water run inside. This is due to urine in the water, people not showering before swimming and low levels of chlorine. Talk to the pool staff about how the pool is cared for. You can lower your chances of getting a UTI by changing out of wet bathing suits and sweaty clothes quickly. Germs tend to grow best in warm, moist places.Wearing a wet bathing suit can increase the spread of bacteria. But it will not cause a urinary tract infection (UTI). To reduce your risk of getting a UTI, always wipe from front to back. Empty your bladder as soon as you feel the need to go.
Is a 5mm wetsuit too thick for summer?
A 5mm neoprene thickness is ideal for water temperatures between 10°C and 15°C, offering warmth and a fair amount of flexibility for activities like surfing or diving. In warmer waters above 15°C, it may feel too warm, and a thinner wetsuit (3mm or 2mm) is a better choice. Neoprene socks We recommend a 2mm sock for spring/autumn swims, and a 3. The Orca 2. Neoprene Swim Socks are a good choice here, providing enough warmth to see you through the full season.Shorty Wetsuit Thinnest option available. Super lightweight and stretchy, so no paddle exhaustion or overheating.A safe open water wetsuit should be a 3:3 thickness for women and a 3:5 thickness for men.Can you swim in a 5mm wetsuit? Yes, you can swim in a 5mm neoprene thickness, but it depends on the activity and conditions: Pros: A 5mm wetsuit provides excellent insulation, making it ideal for cold water swimming.
Are cheap wetsuits any good?
Final Thoughts: Don’t Let Price Fool You. If you’re shopping for a wetsuit and see a lower price tag at NCW, don’t assume it means compromise. Cheap wetsuits doesn’t mean low quality – especially when they come from a brand that knows the British coast inside and out. Swimwear: Opt for a thin, form-fitting swimsuit or triathlon suit under your wetsuit. Avoid bulky clothing that could impede your movement or create discomfort. Anti-Chafing Cream: Apply anti-chafing cream to areas prone to friction, such as the neck, armpits, and inner thighs.Please avoid buying any wetsuits from Sports Direct or Aldi. They will be very poor quality and probably not the right size. We’ve recently reviewed the best women’s wetsuits available in the UK, have a read of the article here.If the wetsuit is too loose, it will allow water to displace in the suit which can chill the body and stiffen up. It will make excess materials in areas like the armpits (what we call wing) which will result in chaffing and/or a bulky uncomfortable feeling.Wetsuit sizing is based on a combination of height, chest circumference, and waist width. For women, hip measurement is also an important factor. To help you find the perfect fit, we developed an intuitive online Size Finder that makes choosing the right wetsuit size easier than ever.