Which Wetsuit Do I Need? Choose Your Wetsuit in Under 1 Minute
Which wetsuit do I need? The North Coast Wetsuits wetsuit picker allows you to narrow your choices down in under 1 minute.
Which wetsuit do I need? That’s usually the question we get asked. To help you along, use the NCW wetsuit picker tool below. And then, for additional info on UK sea temperatures and seasonality, refer to the info below the wetsuit picker tool. But always give us a call if you need any help.
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NOTE: The North Coast Wetsuit wetsuit picker generates suggestions based on your input requirements. You may still need to speak to us about your best choice of wetsuit. And that’s fine. We’re here to help! See contact details above.
NCW Wetsuit Picker
Filter by brand, gender, activity and budget to find the most suitable wetsuit for your needs. Built for surfing, bodyboarding, wild swimming, wind sports, snorkelling & spearfishing, and general beach fun.
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UK Seasonal Water Temperatures
A general guide to UK seasonal water temperatures.
| Season | General UK Water Temp | Typical Wetsuit | Common Extras |
|---|
| Winter | 6–10°C | 5/3mm to 6/5/4mm | Boots, hood, gloves |
| Spring | 7–12°C | 5/3mm | Boots, sometimes gloves |
| Summer | 15–20°C | 3/2mm to 4/3mm | Boots optional by region |
| Autumn | 10–17°C | 4/3mm to 5/3mm | Boots increasingly useful |
UK Meteorological Seasons
UK Seasons as defined by meteorology.
| Season | Start Month | End Month | Months Included |
|---|
| Winter | December | February | December, January, February |
| Spring | March | May | March, April, May |
| Summer | June | August | June, July, August |
| Autumn | September | November | September, October, November |
Seasonal Water Temperature Definitions
This section talks more about seasonal ocean water temperatures to help more when answering the question, ‘which wetsuit do I need?.
Winter
UK ocean temperatures are at their coldest during winter, typically ranging from around 6°C to 10°C depending on location and recent weather patterns. The North Sea and northern coasts tend to sit at the lower end of that range, while the south-west may be slightly milder due to Atlantic influence. At these temperatures, the sea is firmly in cold-water territory and prolonged exposure requires proper thermal protection. Most watersports participants rely on a 5/4mm or 6/5/4mm wetsuit, usually paired with boots, gloves and often a hood. Wind chill, immersion and time in the water significantly affect comfort, so dressing for the water temperature rather than the air temperature is essential.
Typical range: 6–10°C
General feel: Very cold. Gloves, boots and hood are usually part of the picture.
Typical wetsuit: 5/4mm to 6/5/4mm with boots, hood and gloves.
Spring
Spring can be deceptive for UK watersports users because although the air temperature begins to rise, the ocean often remains very cold. Sea temperatures usually sit between 7°C and 12°C, and early spring can actually represent the lowest point of the year for water temperature because the ocean is still holding winter chill. The contrast between warmer sunshine and cold water can lead newcomers to underestimate conditions. For most activities such as surfing, wing foiling, kayaking and open-water swimming, a 5/3mm or 5/4mm full wetsuit remains the standard choice. Boots are commonly used and gloves may still be necessary, particularly in northern regions or during longer sessions.
Typical range: 7–12°C
General feel: Still cold, especially early spring when the sea is often near its yearly low.
Typical wetsuit: 5/4mm full suit, often with boots and sometimes gloves.
Summer
Summer brings the most comfortable UK sea temperatures, although by global standards the water still remains relatively cool and you still have the question, ‘which wetsuit do I need?’. Typical ranges are 15°C to 20°C, with the warmest conditions usually found along the south coast and south-west during prolonged warm spells. Even so, many active watersports participants continue to wear full wetsuits because wind, immersion and session length quickly reduce body heat. A 3/2mm wetsuit is often suitable during the warmest periods, while many riders prefer a 4/3mm suit for extra comfort. Short wetsuits or rash vests may occasionally be used in sheltered locations, but most UK ocean sessions still benefit from some level of thermal protection.
Typical range: 15–20°C
General feel: More comfortable, but often still cool enough for a proper suit.
Typical wetsuit: 3/2mm to 4/3mm full suit depending on region, wind and session length.
Autumn
Autumn can offer some of the best ocean conditions of the year because the sea often retains warmth from the summer months. Early autumn temperatures may still reach 15°C or more, gradually cooling to around 10°C to 17°C as the season progresses. This period often combines relatively warm water with powerful swells and stronger winds, making it a favourite time for many surfers and wind-powered riders. Wetsuit choice typically shifts from a 4/3mm suit in early autumn to a 5/4mm suit later in the season as temperatures drop. Boots begin to become useful again, particularly on exposed Atlantic coasts and during longer sessions.
Typical range: 10–17°C
General feel: Can stay pleasant early on, then cool rapidly as the season moves on.
Typical wetsuit: 4/3mm to 5/4mm full suit, with boots becoming more useful later in the season.
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