Visiting local bars in Weinfelden is better when you know what the weather holds. These temperatures and rainfall averages can help you choose the best time for bar-hopping. The hottest months are usually July and August, with an average temperature of 17°C, while the coldest months are January and February, with an average of 1°C. The rainiest months in Weinfelden are August, June, July and May, with each month seeing an average of 183 mm of rainfall.