The best time to go to Formentera is during the shoulder seasons of May, early June, or September, when the weather is pleasant, and the island is less crowded.May and early June offer warm, sunny days great for enjoying the beaches and outdoor activities without the peak summer heat or crowds. The sea is warming up, making it ideal for swimming and water sports. You'll find that restaurants and services are fully operational, but the atmosphere is more relaxed than in July and August.September is also a superb choice, as the sea remains warm from the summer, and the scorching heat has subsided, making it comfortable for exploring. The island retains a lovely holiday feel, but with fewer visitors, you can enjoy the natural beauty and tranquillity more fully. It's an excellent period for couples looking for a romantic escape, as the island is quieter, and you can easily find peaceful spots.While July and August are popular for families due to school holidays, the island can be very busy and more expensive.