Planning for the weather is a good way to make your trip to Les Hauts-Geneveys relaxing and enjoyable, especially when you’re splurging. The hottest months are usually July and August, with an average temperature of 16°C, while the coldest months are January and February, with an average of 1°C. The rainiest months in Les Hauts-Geneveys are June, May, December and July, with each month seeing an average of 186 mm of rainfall.