The best time to go to Cortes Island is during the summer months, from late June to early September, when the weather is warm and sunny.This period offers the most reliable conditions for outdoor activities, including swimming, kayaking, and hiking. The island's natural beauty is at its peak, with lush forests and clear waters. You'll find that most local businesses, like restaurants and shops, are fully open and operating with extended hours.Couples looking for a relaxing getaway will appreciate the long daylight hours, superb for enjoying sunset views from various beaches or taking leisurely walks. Many of the island's small, independent eateries will be serving fresh, local produce, making it an excellent time for dining out.Families will also find summer ideal, as the calm waters are superb for children to play in and around.