Visiting local bars in Langano is more fun in good weather. These rainfall averages and temperatures can help you decide the best time for bar hopping. The hottest months are usually March and February with an average temp of 67°F, while the coldest months are December and November with an average of 64°F. The rainiest months in Langano are September, May, April, and October, with each month seeing an average of 8 inches of rainfall.