Planning for the weather is a good way to make your trip to Alagna Valsesia relaxing and enjoyable, especially when you’re splurging. The hottest months are usually July and August, with an average temperature of 13°C, while the coldest months are January and February, with an average of -3°C. The snowiest months in Alagna Valsesia are November, August, December and February, with each month seeing an average of 22 cm of snowfall.