Geography & Weather of Peru

Peruvian Geography

Peru is divided into three regions: Costa, Sierra and Selva. Although the reality is far more rich and complex: in Peru, nature appears to adopt characteristics that make its mountain ranges, its plateaus, jungles and valleys into unique habitats. An extraordinary variety of eco-systems shelters diversity of animals and plants.


With 1,285,215 km2, Peru is the third largest country in South America, after Brazil and Argentina, ranking it among the 20 largest countries in the world.

Peru is politically organized into 24 departments (Amazonas, Ancash, Apurimac, Arequipa, Ayacucho, Cajamarca, Cusco, Huancavelica, Huanuco, Ica, Junín, La Libertad, Lambayeque, Lima-Provinces, Loreto, Madre de Dios, Moquegua, Pasco , Piura, Puno San Martin Tacna Tumbes and Ucayali), addition of Callao Constitutional Province.


Peru is a country of mixed. Throughout its history, Peru has been the meeting point of different races and cultures. The indigenous population was joined, about 500 years ago, the Spanish.

Result of this encounter, and later enriched by the migration of blacks, Asians and Europeans, Peruvian man emerged as the representative of a nation whose rich ethnic mix is one of its most important features.

The population estimate by the National Institute of Statistics and Informatics (INEI) is 30 million of which 72.3% live in urban areas and 37.8% in rural areas.


The climate in Peru varies according to time and place and on the coast we have almost never rains, this is characterized by the dense fog and light rains between May and November producing coolness, although the average annual temperature ranges from 14 º C and 18 º C.  recommends that you visit this area in the summer months between December and April, as the humidity falls and the sun shines brightly.

We invite you to know the Peruvian highlands and the jungle but you have to know that there is a dry season and optimal for the traveler who is between May and October, season with abundant sunny days and rainy days we can find it between December and March. recommends visiting the mountains and having a cool, dry weather most of the year, with an average temperature between 9 º C and 18 º C, while the jungle has a tropical climate with temperatures between 26 º C and 40 º C.

Weather by regions

weather on the coast

The Peruvian coastline is formed by a long snaking desert hemmed in the mountains. It is precisely the presence of the Andes to the east, with the cold Humboldt current that reaches the beaches, what gives this area so arid and dry-from the Sechura desert to the Nazca plains and desert Atacama is occasionally interrupted by valleys in which a dense layer of clouds covering the sky and frequent drizzle in the winter.

Because Humidity in these areas produces a sensation of cold, although temperatures rarely dip below 12 ° C. During the summer, however, the sun beats down and the temperature often reaches 30 ° C.

The central and southern part of the coast feature two distinct seasons: winter, between April and October, and summer between November and March. Maximum monthly temperatures usually occur in February, between 24 and 33 ° C, the minimum between 15 and 18 ° C in July. Rainfall varies from 132 mm per year to almost nothing.

The north coast, meanwhile, does not suffer the effects of cold water, resulting in almost 300 days of sunshine and warm temperatures throughout the year (up to 35 ° C in summer). The rainy season runs from November to March and precipitation in the summer, without the presence of El Niño, are less than 100 millimeters.  recommends care at night in winter because it is colder and warm clothing is necessary.

weather in the jungle

Tropical vegetation zone of the Amazon River basin, which houses the largest nature reserves.

The vast Peruvian jungle, bisected by the mighty Amazon River can be divided into two very distinct areas: the high jungle or mountain brow (above 700 m) which has a subtropical and temperate, with abundant rainfall (about 3000 mm per year) between November and March and sunny days from April to October, and the lowland (below 700 m) where the dry season occurs between April and October and is an ideal time for tourism, with sunshine and high temperatures, often above 35 ° C.

Between the months of April and October the river levels dip and roads are easily passable. The rainy season however, between November and March, features frequent rain showers (at least one per day) that may cause damage to the terrestrial paths. The humidity in the jungle is very high throughout the year.

In the south there are occasional “cold fronts” or “surazos” cold fronts from the south end of the continent that occur between the months of May and August, when temperatures can drop to 8-12 ° C.  recommends visiting the Peruvian jungle as the weather is hot and humid relatively constant throughout the year. The normal high temperature for the day is 31 ° C, the lowest at night is 17 ° C and humidity can be between 80-90%.



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