Maranhão Sea Temperature

This page provides detailed information about the water temperature in Maranhão, Brazil. All countries, cities and resorts on the coast. The range of sea temperatures for today. We find every spot where you can swim and tell you what the water temperature is there today and throughout the year.

Current Sea Temperature

27.3°C

minimal

27.9°C

average

28.9°C

maximum

Graph of Sea Temperature Changes in Maranhão Over the Last 60 Days

Water temperature in the Maranhão by month

Month	Minimum	Maximum
January	26°C	30°C
February	26°C	30°C
March	26°C	30°C
April	27°C	31°C
May	27°C	31°C
June	27°C	31°C
July	27°C	30°C
August	26°C	30°C
September	25°C	29°C
October	25°C	30°C
November	26°C	30°C
December	26°C	30°C

The Warmest Places on the Seaside in Maranhão Today

29°C

Atins

29°C

Tutoia

28°C

Ponta da Areia

28°C

Turiacu

28°C

Sao Jose De Ribamar

27°C

Sao Luis

List of All Coastal Cities in Maranhão

Seas and Oceans that Border Maranhão

Atlantic Ocean

Brazil: List of Regions

Water Temperature in Maranhão: General Trends and Swimming Opportunities

Original name of the region: Maranhão

Maranhão, located in northeastern Brazil, is home to a diverse coastline along the Atlantic Ocean, known for its mix of tropical beaches and unique ecosystems, such as the famous Lençóis Maranhenses. The ocean waters in this region are warm year-round, thanks to its tropical climate. During the summer months (December to March), water temperatures range from 81°F to 84°F (27°C to 29°C), providing ideal conditions for swimming, relaxing, and exploring the calm beaches like those in São Luís or the more remote stretches near Barreirinhas.

Even in the cooler months (June to August), the water remains consistently warm, averaging between 79°F and 82°F (26°C to 28°C). This steady warmth makes Maranhão’s beaches a year-round destination for locals and visitors alike. Activities such as kayaking and boat tours through the mangroves are particularly popular, as the region’s waters offer a refreshing escape from the tropical heat.

The warm, nutrient-rich waters of Maranhão also support a vibrant marine ecosystem, which enhances the experience for eco-tourists and adventure seekers. The combination of warm seas, striking natural beauty, and a rich cultural backdrop makes Maranhão’s coastline a distinctive destination within Brazil’s northeast.

Geographical Location of Maranhão

Frequently Asked Questions About Maranhão and its Water Temperatures

What is the current sea temperature on the coast of Maranhão in Brazil?

The sea temperature today on the coast of Maranhão ranges from 81°F (27.3°C) in Alcantara to 84°F (28.9°C) in Atins.

When does the sea in Maranhão in Brazil reach a comfortable swimming temperature?

In Maranhão (Brazil) the sea temperature is comfortable throughout the year. It should be noted that the mentioned values apply to the warmest point of the region. In other areas of Maranhão, the values may vary.

What are the most popular seaside resorts in Maranhão?

The most popular places on the coast of Maranhão (Brazil), based on our visitors' interest in the water temperature, are cities Sao Luis, Sao Jose De Ribamar, Atins, Alcantara, and Tutoia.

Which seas and oceans does the Maranhão have access to?

Maranhão (Brazil) has access only to the Atlantic Ocean.