Visiting local bars in Mondariz-Balneario is more fun in good weather. These temperatures and rainfall averages can help you choose the best time for bar hopping. The hottest months are usually August and July with an average temp of 65°F, while the coldest months are February and January with an average of 50°F. The rainiest months in Mondariz-Balneario are December, October, November, and January, with each month seeing an average of 10 inches of rainfall.