Weather will likely play an important role when you plan your trip to Huancavelica, and keep in mind that cheaper options are usually available when the weather isn't as good. The hottest months are usually November and October with an average temp of 44°F, while the coldest months are July and June with an average of 40°F. The rainiest months in Huancavelica are February, January, December, and March, with each month seeing an average of 10 inches of rainfall.