East Head Beach, being a sandy spit at the mouth of Chichester Harbour, is generally safe for swimming in designated areas, but caution is advised. The currents can be strong, especially around the harbour entrance, and there are no lifeguards. Swimmers should be aware of boat traffic, as it's a popular area for sailing. Always check tide times and local conditions before entering the water.

For the best experience with optimal weather and fewer crowds, visit East Head Beach during the late spring (May-June) or early autumn (September-October). The weather is typically pleasant for walking and sunbathing, and you'll avoid the peak summer tourist rush. Weekdays are generally quieter than weekends. Always check tide times, as access can be affected by high tide.