The best time to visit Guzelcehisar is during the late spring and early autumn months, specifically from May to June and September to October.During these periods, the weather is pleasantly warm and sunny, making it ideal for exploring the natural beauty of the area, particularly the famous basalt columns. You'll find the conditions superb for coastal walks along the cliffs and enjoying the beaches without the intense heat or larger crowds of peak summer.For those who enjoy swimming and water activities, July and August offer the warmest sea temperatures, though the area can be busier with local tourists during these months. If you prefer a quieter experience and don't mind slightly cooler waters, the shoulder seasons are definitely the best bet.