How-To

Wetsuit Thickness Guide 2026 | What Do You Need?

Name: Scubapro Everflex Yulex 5/4mm
Brand: Scubapro
Price: 450 GBP
Availability: InStock

3mm for Florida Keys (75F+). 5mm for California (60-70F). 7mm+ for Pacific Northwest. Complete US water temperature guide.

By DiveGearAdvice Team|Updated 16 January 2026

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Products Mentioned in This Guide

Scubapro

Scubapro

Eco-friendly Yulex wetsuit with 5/4mm thickness. Excellent flexibility and mobility for UK cold wate...

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Summer: 3mm or just a dive skin. Winter: 5mm for comfort, especially on deeper dives where thermoclines exist.

Most divers use 7mm year-round in Northern California. Southern California varies: 5mm in summer, 7mm in winter.

Below 68F, a hood significantly improves thermal comfort - up to 40% of heat loss is through your head. Essential for cold water diving.

Expert guides for masks, fins, BCDs, regulators, and more. Gear up safely for your next dive.