The best time to go to Blanes for pleasant weather and fewer crowds is during the shoulder seasons, specifically May, early June, or September.During these months, you'll experience comfortable temperatures ranging from the high 60s to low 80s Fahrenheit (20-28°C), which is ideal for exploring the town and enjoying the beaches without the intense heat of mid-summer. The sea is warm enough for swimming, and the natural beauty of the Marimurtra Botanical Garden and the Blanes coastline is at its peak. This period is particularly suitable for couples seeking a peaceful yet enjoyable getaway.Families often find late June and early July to be a good balance. While crowds start to increase, the weather is consistently warm, and all tourist facilities, including water sports and family-friendly activities, are fully operational. The beaches are well-maintained, and the town offers various amenities for children, making it a convenient choice for a family vacation before the peak August rush.If your priority is fewer crowds and a more relaxed experience, aim for May or September.