The best time to visit Highland Park is during the warmer months, specifically from late spring through early fall, for pleasant weather and a full range of outdoor activities.From May to September, the weather is generally mild and comfortable, with average temperatures ranging from the 60s to high 70s Fahrenheit. This period is ideal for enjoying the beautiful Lake Michigan shoreline, exploring the numerous parks, or attending outdoor events and concerts. The Ravinia Festival, a major attraction, runs throughout the summer, offering a variety of musical performances.Families will find the summer months particularly enjoyable, as the weather permits full use of the public beaches like Rosewood Beach, which offers swimming, kayaking, and a nature preserve. The many local parks provide ample space for children to play and for picnics.While late spring and early fall offer cooler temperatures, they still provide excellent conditions for walking and exploring the town's charming downtown area and its various shops and restaurants without the peak summer crowds.