The best time to visit Hanwell, New Brunswick is during the summer months, from June to August, when the weather is at its finest for outdoor activities.During this period, the days are long and warm, with average temperatures ranging from 20°C to 25°C, making it ideal for exploring the natural beauty of the region. This is great for couples or families looking to enjoy hiking, cycling, or simply relaxing by the water.The shoulder seasons of May and September also offer pleasant conditions, though slightly cooler, and can be a good option for those who prefer to avoid the peak summer crowds.