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Brazil

South Brazil weather in January 2026

Brazil

South Brazil weather in January 2026

 

Day

28 °C

 

Night

20 °C

 

Sea

25 °C

 

Precipitation

188 mm

in month

 

Rainy days

20 days

in month

 

Daylight

14 hours

average

 

Sunshine

6 hours

average

 

Humidity

83 %

 

Day

28 °C

 

Night

20 °C

 

Sea

25 °C

 

Precipitation

188 mm

in month

 

Rainy days

20 days

in month

 

Daylight

14 hours

average

 

Sunshine

6 hours

average

 

Humidity

83 %

Overview: South Brazil
In January in South Brazil, the average air temperature ranges from 28 °C (82 °F) during the day to 20 °C (69 °F) at night. There are 20 days of rain on average, where the rainfall is 188 mm (7.40 in).

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Bombinhas on a cloudy day
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Foz do Iguaçu on a sunny day with some clouds

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Weather overview and FAQs

Weather overview

In January in South Brazil, the average air temperature ranges from 28 °C (82 °F) during the day to 20 °C (69 °F) at night. There are 20 days of rain on average, where the rainfall is 188 mm (7.40 in).

Are there good conditions to visit in South Brazil in January?

There are good conditions for visiting in January in South Brazil. The daily temperatures in this month reach pleasant 28 °C (82 °F). The seawater temperature reaches ideal 25 °C (77 °F). At night, temperatures hover around a pleasant 20 °C (69 °F). In January in South Brazil, there is a wet season, which means that it could rain more often there during your stay.

What is the sea temperature in January in South Brazil?

The temperature of the sea in South Brazil in January is 25 °C (77 °F). It will be comfortable for you to spend even a long time in a sea warm like this, there will be people for whom this temperature will be too low or too high.

What is the temperature in South Brazil during the day in January?

In South Brazil in January, the average daily temperatures will be 28 °C (82 °F). The ideal temperature for enjoying sunbathing by the water and a good temperature for other activities. For some people, it will be too hot in the direct sunlight and the stay may not be so pleasant. Don't forget to pack flip-flops, sunscreen, and a hand fan if necessary - it may come in handy.

How many rainy days can I expect in January in South Brazil?

There are 20 days, which are rainy in January in South Brazil, that is, days with precipitation more than 2 mm (0.08 in). Converted to days of the week, this means that it will occur on an average of 4.6 days of the week, or in general - 66 % days.

What is the air temperature in January in South Brazil at night?

The average night temperature in South Brazil in January is 20 °C (69 °F). A very pleasant temperature for long evening walks, fun over a drink outside, or doing sports in the morning. If possible, look for a hotel with air conditioning.

How heavy is the precipitation in January in South Brazil?

There is precipitation of 188 mm (7.40 in) in South Brazil in January, which means 6 mm (0.25 in) rainfall per day on average.

Is January part of the wet season in South Brazil?

Yes, in South Brazil in January there is a wet season with 20 days, when there is rain in a month.

How many hours of sun to expect in January in South Brazil?

In January in South Brazil, you can expect around 6 hours of sunshine.

Is it hot in South Brazil in January?

In January in South Brazil, you will enjoy nice warm weather, but it will also be pleasant and you probably won't feel hot.

What level of humidity is to expect in January in South Brazil?

In January in South Brazil, expect humidity around 83 %. This humidity is rather above average, but except for sensitive individuals, it should not be a problem.

How long is the day (from dawn till dusk) in South Brazil in January?

The length of daylight in South Brazil in January is 14 hours.

Is the weather in South Brazil warmer in January than in December?

Yes, January in South Brazil is warmer than December by 2 °C (35 °F).

How windy is South Brazil in January?

In January in South Brazil, there will be an average wind scale of 3.

Is the sea in South Brazil warmer in January than in December?

Yes, in January in South Brazil the sea temperature is higher by 1 °C (35 °F) compared to December.

Is South Brazil rainier in January than in February?

No, in South Brazil in January it does not rain more than in February.

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