The best time to visit Arco da Calheta is typically during the shoulder seasons of spring (April to June) and autumn (September to November) for pleasant weather and fewer crowds.During these months, the temperatures are mild, making it ideal for exploring the natural beauty of the region, such as the levada walks, without the intense heat of summer. You'll find the landscape lush and green, especially in spring, and the sea temperatures are still comfortable enough for swimming.The summer months of July and August are also popular, offering the warmest weather and longest daylight hours, superb for beach activities and water sports. However, this is also peak tourist season, so you can expect more people and potentially higher prices for accommodation and flights.For those looking to escape colder climates, winter (December to March) in Arco da Calheta remains mild, with average temperatures around 18-20°C. While there might be more rain, it's generally short-lived, and you'll still find plenty of sunshine.