The best time to go to Lake Forest is during the summer months, from June to August, when the weather is warm and sunny, making it ideal for outdoor activities.During this period, the average temperatures range from the mid-70s to low 80s Fahrenheit, with comfortable humidity levels. This weather is great for enjoying Lake Michigan's shoreline, including Forest Park Beach, where visitors can relax by the water, swim, or take leisurely strolls along the sand. The warmer months also bring opportunities to explore the many walking and biking trails throughout the area's parks and natural preserves.Couples often find the summer an excellent time to visit, as they can enjoy al fresco dining at local restaurants, attend outdoor concerts or events that frequently take place in Market Square, or simply take scenic drives along Sheridan Road. The pleasant weather enhances experiences like visiting the Lake Forest Open Lands Association preserves, which offer beautiful settings for nature walks and picnics.For families, the summer provides ample opportunities for children to engage in outdoor play and exploration. The warm weather is great for visiting local parks equipped with playgrounds, enjoying community events, or spending a day at the beach.