Highland, Michigan, is best visited during the summer months, from June to August, for the warmest weather and full access to outdoor activities.During this period, the average daily temperatures are comfortably warm, typically ranging from 20°C to 28°C (68°F to 82°F), making it ideal for enjoying the area's numerous lakes, parks, and trails. This is when all the local businesses, including those offering boat rentals and watersports, are fully operational.For those who enjoy autumn colours and cooler, crisp weather, late September to October also offers a lovely experience. The foliage around Highland's many wooded areas is particularly beautiful then, and it's a great time for hiking or enjoying scenic drives without the summer crowds.