The best time to visit Detroit Lakes is during the summer months, from June to August, when the weather is warm and sunny, making it ideal for enjoying the area's numerous outdoor activities.During these months, the average temperatures range from the mid-70s to low 80s Fahrenheit, with plenty of sunshine. This period is great for all kinds of lake activities, including swimming, boating, fishing, and paddleboarding on Big Detroit Lake. Families will find this time particularly enjoyable, as many resorts and public beaches are fully operational, offering kid-friendly programs and easy access to the water.Another excellent time to visit is in early fall, specifically September. While the temperatures begin to cool, the weather remains pleasant for outdoor pursuits, and the autumn foliage around the lakes provides a scenic backdrop.