Primorsko South Beach is very safe and well-suited for families. The beach features gentle, shallow waters with a gradual sandy slope, perfect for children learning to swim. Lifeguards are typically stationed during the summer season, particularly in peak months. As the main beach of Primorsko, it's well-maintained with regular cleaning and safety patrols. The sandy bottom is free of rocks, reducing injury risks. The beach's sheltered southern position usually provides calmer waters than the north beach. Medical facilities and pharmacies are readily available in Primorsko town. Overall, it's considered one of the safer family beaches on the Bulgarian coast.

The optimal period is June through early September when sea temperatures reach 20-25°C and weather is reliably sunny. July and August offer peak conditions but attract the largest crowds and highest prices. For better value and atmosphere, consider June or September when the weather remains excellent but visitor numbers drop substantially. These shoulder months offer a more relaxed vibe with easier access to beach spots and restaurants. May and late September can work for sunbathing but water may be cool. The beach infrastructure operates fully from June through August, with reduced services outside these months.