The best time to go to Saint-Mathieu-D'Harricana is during the summer months, from June to August, or in the early autumn, from September to early October.Summer offers the warmest weather, making it ideal for outdoor activities. Temperatures typically range from 20 to 25 degrees Celsius, great for exploring the natural surroundings. This period sees the longest daylight hours, allowing for extended time outdoors.Early autumn provides pleasant, crisp weather and the added beauty of changing foliage. The landscape transforms into a stunning display of reds, oranges, and yellows, making it particularly appealing for scenic drives and photography. Temperatures are cooler, usually between 10 and 18 degrees Celsius, which is comfortable for hiking and other outdoor pursuits.