Planning for the weather is a good way to make your trip to Megeve relaxing and enjoyable, especially when you’re splurging. The hottest months are usually August and July with an average temp of 57°F, while the coldest months are January and February with an average of 27°F. The rainiest months in Megeve are May, December, June, and November, with each month seeing an average of 7 inches of rainfall.