Weather will likely play an important role when you plan your trip to Ciudad Bolivia, and keep in mind that cheaper options are usually available when the weather isn't as good. The hottest months are usually February and March with an average temp of 80°F, while the coldest months are July and August with an average of 76°F. The rainiest months in Ciudad Bolivia are June, May, August, and July, with each month seeing an average of 10 inches of rainfall.