Visiting local bars in Mannedorf is more fun when you know what the weather holds. These rainfall averages and temperatures can help you determine the best time for bar hopping. The hottest months are usually July and August with an average temp of 61°F, while the coldest months are February and January with an average of 33°F. The rainiest months in Mannedorf are August, June, July, and May, with each month seeing an average of 8 inches of rainfall.