The best time to visit Onaway is during the summer months, from June to August, when the weather is warm and sunny, superb for outdoor activities.During this period, the average daily temperatures range from 20°C to 28°C, making it ideal for exploring the natural beauty of the area. The days are long, with plenty of daylight for hiking, fishing, and boating on Black Lake or the many smaller lakes and rivers nearby. You'll find most local businesses and attractions operating with extended hours, offering a full experience of what Onaway has to offer.For those who enjoy autumn colours, late September and early October also offer a beautiful experience. The foliage around Onaway State Park and along the scenic drives transforms into spectacular reds, oranges, and yellows. While cooler, with average temperatures between 10°C and 18°C, it's a wonderful time for scenic drives and enjoying the crisp air, particularly for couples seeking a peaceful getaway.