The best time to visit Chestertown is during the summer months, from June to August, and the early autumn, specifically September and October.Summer in Chestertown offers warm weather superb for outdoor activities. The average daily temperature ranges from 20°C to 27°C, making it ideal for swimming in Loon Lake, kayaking on the Hudson River, or hiking the trails in the nearby Adirondack Mountains. This is also when most local businesses and attractions are fully operational, including boat rentals and guided tours. Families often find July and August particularly enjoyable due to school holidays and a wide array of activities suiting all ages.Early autumn is another fantastic time to visit, especially for couples or those seeking a more tranquil experience. The weather remains pleasant, with average temperatures between 10°C and 18°C, and the Adirondack landscape transforms with stunning fall foliage. This period is superb for scenic drives, leisurely walks, and enjoying the crisp air without the larger summer crowds.