Temperature in Rio de Janeiro State in January

Daytime highs, nighttime lows and the warmest cities in Rio de Janeiro State, Brazil this January.

Rio de Janeiro State, Brazil, a region in Brazil, experiences maximum daytime temperatures in January ranging from 27°C (81°F) in Arraial do Cabo to 33°C (91°F) in Campos dos Goytacazes. Nighttime temperatures generally drop to 23°C (73°F) in Campos dos Goytacazes and 24°C (75°F) in Arraial do Cabo.

What is the temperature of the different cities in Rio de Janeiro State, Brazil in January?

Explore the map below to discover average January temperatures at the top destinations in Rio de Janeiro State. For a deeper dive, simply click on any destination dot.

Select a Month

Check the conditions for any month of the year.

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For a detailed overview over the year and the best time to visit Rio de Janeiro State, check out our Rio de Janeiro State's climate page.

See also: Rio de Janeiro State weather by month.

Best Places to Visit in Rio de Janeiro State in January

Click on a destination dot for more details. Toggle the map to compare temperatures or precipitation across Rio de Janeiro State.

Conditions Temperatures Precipitation
Avg daytime high -5°C (23°F) cold → 32°C (90°F) hot

Marker color shows the average daytime high temperature in January: blue is cold, red is hot.

See all January weather averages, cities and regions in Rio de Janeiro State

Rio de Janeiro State temperatures in January: frequently asked questions

How hot does it get in Rio de Janeiro State, Brazil in January?

Rio de Janeiro averages a daytime high of 31°C (88°F) in January, which is very high for Rio de Janeiro State, Brazil.

How cold does it get at night in Rio de Janeiro State, Brazil in January?

Average overnight lows in Rio de Janeiro State, Brazil during January sit near 24°C (75°F) in Rio de Janeiro.

What is the warmest city in January in Rio de Janeiro State, Brazil?

Campos dos Goytacazes tops the warmest city list in our database with average maximum daytime temperatures around 33°C (91°F) and a minimum nighttime temperature of around 23°C (73°F).

What is the coldest city in January in Rio de Janeiro State, Brazil?

The coldest city in January in Rio de Janeiro State, Brazil is Arraial do Cabo when we check our database. The maximum daytime temperatures are around 27°C (81°F) and minimum nighttime temperatures fall around 24°C (75°F).

How much sun does Rio de Janeiro State, Brazil get in January?

Across Rio de Janeiro State, Brazil, sunshine in January ranges from moderately sunny in Nova Friburgo (153 hours) to sunny in Rio de Janeiro (212 hours).

What is the water temperature in January?

The water temperature averages approximately 25°C (77°F) in Rio de Janeiro this month, a perfect temperature for swimming and cooling off.

Interested in more climate information?

We have much more information about the climate in Rio de Janeiro State.

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