The best time to visit Smiths Falls is during the summer months, from June to August, when the weather is warm and most outdoor activities are available.During this period, the average daily temperature ranges from 20°C to 27°C, making it ideal for exploring the Rideau Canal, going for boat tours, or enjoying the local parks. The days are also longer, providing more daylight for sightseeing and outdoor pursuits. Many local events and festivals are scheduled for the summer, offering a lively option.For those who prefer cooler weather and fewer crowds, the shoulder seasons of May and September also offer pleasant conditions. Temperatures are milder, typically between 10°C and 20°C, and the autumn foliage in September can be quite pretty. While some boat tours might be winding down by late September, many attractions are still open, and you can often find good value on accommodation.