Visiting local bars in Chiawa is more fun when you know what the weather holds. These temperatures and rainfall averages can help you determine the best time for bar hopping. The hottest months are usually October and November with an average temp of 82°F, while the coldest months are July and June with an average of 70°F. The rainiest months in Chiawa are January, February, December, and March, with each month seeing an average of 8 inches of rainfall.