Visiting local bars in Baia 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 September and October with an average temp of 81°F, while the coldest months are July and June with an average of 72°F. The rainiest months in Baia are January, December, February, and March, with each month seeing an average of 9 inches of rainfall.