Planning for the weather is a good way to make your trip to Solitude relaxing and enjoyable, especially when you’re splurging. The hottest months are usually July and August, with an average temperature of 15°C, while the coldest months are January and December, with an average of -7°C. The snowiest months in Solitude are January, April, March and February, with each month seeing an average of 86 cm of snowfall.