House H / Jaime Ortiz de Zevallos. Image © Juan Solano Ojasi
With the exception of some areas, within the three principal regions of Peru–coastal, mountain, and rainforest–the climate is characterized as tropical or subtropical and the differences in summer and winter temperatures is minimal, rarely reaching beyond 15 °C and 27 °C. This mild climate has thinned the line between exterior and interior spaces, a fact evident in the region’s architecture.