If you're looking for summer vibes, the best time to travel to Rouyn is in June, July and August, when the average temperature reaches 17.51 °C, while March, April and May are the 3 sunniest months of the year, with an average of 25.33 hours.
However, if you prefer colder temperatures, make sure you visit Rouyn during February, January or March to experience an average of -14.37 °C.
For those who don't care too much about temperatures, but want to avoid getting wet in the rain, it's important to avoid travelling during February, January and March, when the average precipitation in Rouyn is 3.57 mm, while the months of January, February and March are drier, with an average of 0 mm.