It seems to have come out of a science fiction movie: A Brazilian city where it rains almost every day, recording over 4,000 mm per year, driven by climatic factors — a direct result of its strategic location in the Amazon.

Written by Andriely Medeiros de Araújo

Published on 01/04/2026 at 08:20

Updated on 02/05/2026 at 20:35

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Calçoene, the city that rains the most in Brazil, records high rainfall levels and stands out for its climate, culture, and location in the Amazon.

Located in the far north of the country, the city that rains the most in Brazil is Calçoene, in the state of Amapá, according to data from the National Water Agency (ANA) in partnership with Embrapa. The municipality records an annual average of 4,165 millimeters of precipitation, a figure that surpasses other regions known for high rainfall volumes.

Situated in the microregion of Oiapoque, near the border with French Guiana, Calçoene faces this climatic scenario due to a combination of geographical and atmospheric factors. The constant presence of humidity, combined with the influence of specific climatic systems, explains why the region concentrates so much rain throughout the year.

Why is Calçoene the city that rains the most in Brazil?

The main factor that explains why Calçoene is the city that rains the most in Brazil lies in the influence of the Intertropical Convergence Zone (ITCZ). This phenomenon is a belt of dense clouds that forms near the equator and causes frequent rains.

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Strategic location in the Amazon intensifies rains

The climate of Calçoene is classified as humid tropical (Af), according to the Köppen-Geiger classification. This climate type is characterized by abundant rainfall throughout the year.

According to data from the São Paulo Research Foundation (Fapesp), between January and June, the city records more than 25 rainy days per month. In other words, there are practically no prolonged dry periods.

Furthermore, the proximity to the Atlantic coast and the presence of rivers from the Amazon Basin further intensify this scenario. These factors make the water regime of the region extremely high.

The geographical position of Calçoene is one of the main elements that explain its climate. The municipality is located within the Legal Amazon, a region known for its high humidity.

Moreover, its proximity to the equator favors the constant influence of tropical climatic systems. This contributes to the continuous formation of rain clouds.

On the other hand, the Amazon rainforest plays an essential role in this process. The vegetation helps keep the water cycle active, reinforcing the frequency of precipitation.

Calçoene, the city that rains the most in Brazil, records high rainfall levels and stands out for its climate, culture, and location in the Amazon. Image generated by AI.

City that rains the most in Brazil maintains an economy adapted to the climate

Despite the high volume of rainfall, Calçoene has developed economic activities adapted to the local reality. The municipality has about 10,612 inhabitants, according to the 2022 census.

The population primarily relies on fishing, agriculture, extractivism, and the public sector. Artisanal fishing, for example, is one of the main sources of income.

Additionally, activities such as forestry and gold mining are also part of the economy. These practices adjust to the natural environment and climatic conditions of the region.

Beyond the climate: Calçoene houses a unique archaeological site

The interest in Calçoene is not limited to the fact that it is the city that rains the most in Brazil. The municipality also has an important historical and cultural heritage.

One of the highlights is the Solstice Archaeological Park, discovered in 2006. The site consists of granite blocks up to three meters high arranged in a circle.

Researchers believe that the space was used by ancestral indigenous peoples to mark astronomical events, such as solstices. Excavations have also identified ceramics and human bones, indicating possible funerary use.

City that rains the most in Brazil contrasts with other regions

While Calçoene naturally copes with high volumes of rain, other regions of Brazil face different challenges. In the south of the country, for example, recent storms have caused floods and structural damage.

This contrast highlights the climatic diversity of Brazilian territory. Each region deals with rain in a distinct manner.

In the case of Calçoene, familiarity with the climate favors greater adaptation. In less accustomed areas, extreme events can have more severe impacts.

The case of Calçoene reinforces how natural factors directly influence the lives of populations. The combination of forest, ocean, and atmosphere creates a unique environment.

Moreover, it shows how communities can adapt to local conditions over time. The city that rains the most in Brazil is, therefore, an example of coexistence with the climate.

Finally, understanding this scenario helps to better comprehend the environmental dynamics of the country. This is essential for planning public policies and climate adaptation strategies.

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With information from CrusoÉ

It seems to have come out of a science fiction movie: A Brazilian city where it rains almost every day, recording over 4,000 mm per year, driven by climatic factors — a direct result of its strategic location in the Amazon.

Calçoene, the city that rains the most in Brazil, records high rainfall levels and stands out for its climate, culture, and location in the Amazon.

Why is Calçoene the city that rains the most in Brazil?

Strategic location in the Amazon intensifies rains

City that rains the most in Brazil maintains an economy adapted to the climate

Beyond the climate: Calçoene houses a unique archaeological site

City that rains the most in Brazil contrasts with other regions

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It seems to have come out of a science fiction movie: A Brazilian city where it rains almost every day, recording over 4,000 mm per year, driven by climatic factors — a direct result of its strategic location in the Amazon.

Calçoene, the city that rains the most in Brazil, records high rainfall levels and stands out for its climate, culture, and location in the Amazon.

Why is Calçoene the city that rains the most in Brazil?

Strategic location in the Amazon intensifies rains

City that rains the most in Brazil maintains an economy adapted to the climate

Beyond the climate: Calçoene houses a unique archaeological site

City that rains the most in Brazil contrasts with other regions

A giant printer called the “Ferrari” of concrete has landed in Latin America and can already build a 120-square-meter house in just 48 hours, making the traditional construction site look like something from the last century.

A British company has installed in the middle of the ocean the world’s first floating platform that generates electricity 24 hours a day from the temperature difference between the surface and the depths of the Atlantic, without relying on wind or sun.

Great Atlantic Sargassum Belt has ceased to be a climatic phenomenon and has become a biological system that feeds on itself, with 8,000 kilometers in length, 37 million tons of algae, and scientists confirm that it is now permanent.

China is building an artificial island in the middle of the sea, covering 20 km², to construct the largest offshore airport in the world, the Dalian Jinzhouwan. This $4.3 billion project is anchored on more than 3,000 pillars embedded in the rock beneath the ocean and is scheduled to open in 2035.

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