Planning for the weather is a good way to make your trip to Samnaun relaxing and enjoyable, especially when you’re splurging. The hottest months are usually July and August, with an average temperature of 8°C, while the coldest months are January and February, with an average of -8°C. The snowiest months in Samnaun are April, May, November and January, with each month seeing an average of 13 cm of snowfall.