Although weather is just one factor, it can really affect your travel plans, especially if you're planning an extended stay in Ryegate. The hottest months are usually July and August, with an average temperature of 18°C, while the coldest months are February and December, with an average of -4°C. The snowiest months in Ryegate are October, April, February and March, with each month seeing an average of 18 cm of snowfall.