Arequipa is a region in southwestern Perú. It is bordered by the Ica, Ayacucho, Apurímac and Cusco regions in the north, the Puno Region in the east, the Moquegua Region in the south and the Pacific Ocean in the west. Temperature: Over the course of a year, the temperature typically varies from 45°F to 71°F and is rarely below 42°F or above 75°F. The warm season lasts from September 7 to October 15 with an average daily high temperature above 70°F. The hottest day of the year is September 30, with an average high of 71°F and low of 49°F. The cold season lasts from January 27 to March 1 with an average daily high temperature below 68°F. The coldest day of the year is July 15, with an average low of 45°F and high of 69°F.