Formerum aan Zee is generally considered safe for swimming, especially during the peak season. As a popular beach on Terschelling, it often has designated swimming areas and may feature lifeguard supervision during the summer months. However, it's always wise to observe local flags and warnings, as North Sea currents can be strong. Families with children should remain vigilant, and checking local information for current conditions is recommended.

Formerum aan Zee is enjoyable 'Anytime' due to its wide expanse and natural beauty. However, for the warmest weather and full range of beach facilities, the summer months (June to August) are ideal. If you prefer fewer crowds but still pleasant conditions for walks and nature observation, the shoulder seasons of late spring or early autumn are excellent choices. Even in winter, it offers dramatic scenery for a bracing walk.

Formerum aan Zee is easily accessible from the village of Formerum on Terschelling. The island itself is reached by ferry from Harlingen. Once on Terschelling, you can cycle, take a bus, or drive to the beach access points. There are typically designated parking areas near the beach entrance, though these can fill up during peak season. Cycling is a popular and scenic way to reach the beach from various parts of the island.

The village of Formerum, located just behind the dunes, offers a good selection of restaurants, cafes, and snack bars where you can find refreshments and meals. For lodging, Formerum and nearby villages on Terschelling provide a range of options, including hotels, holiday parks, B&Bs, and campsites. It's convenient to stay close by for easy access to the beach and other island amenities.

Formerum aan Zee is renowned for its immense width and vast sandy expanse, making it feel incredibly open and spacious even on busy days. Its popularity stems from this generous space, combined with its beautiful setting backed by extensive dunes and nature reserves. It offers ample room for various activities, from sunbathing and swimming to kite flying and long walks, embodying the classic Wadden Island beach experience with stunning natural scenery.