Havstenssund Beach is a rocky swim spot, typical of the Bohuslän coast. While generally safe, visitors should be mindful of the granite terrain, which can be uneven. It's suitable for families who are comfortable with rocky access to the water. Always supervise children closely, and consider water shoes for comfort and grip on the rocks. The water quality in this region is generally excellent, making for a refreshing swim experience.

The best time to visit Havstenssund Beach for optimal weather and to avoid peak crowds is typically during the shoulder seasons, such as late spring (May-early June) or early autumn (late August-September). During these periods, the weather is often pleasant, and the number of visitors is lower than in the height of summer. For the warmest swimming temperatures, mid-July to mid-August is ideal, but expect more people.