The best time to go to Vermilion Crossing is during the summer months, from late June to early September, when the weather is mild and all facilities are fully operational.During these months, the mountain passes are clear of snow, making travel straightforward, and the days are long, allowing for extensive exploration of the surrounding national parks. This period is ideal for outdoor activities such as hiking, wildlife viewing, and enjoying the scenic drives through the Canadian Rockies.For those looking to experience the vibrant colours of autumn, late September to early October also offers a beautiful, albeit shorter, window before the colder weather sets in.