As divers we often wonder how thick our SCUBA wetsuits should be based on the water temperature we are going to be diving in. Below is a chart that we created that can be used as a guide to help you dertermine the type of wetsuit you will need depeding on the water temperature you intend to dive in.
Be aware that this is just a guide and your actual needs will depend on many factors, including your own tolerance of water temperature. If you would like to learn more about wetsuits, please check out our comprehensive article linked below. In it we go deep into the nuances of wetsuits and what you need to know to chose the right wetsuit for youself.