Piauí Weather in January

Average temperatures, rainfall, sunshine and the best places to visit in Piauí, Brazil in January.

Are you planning a trip a to Piauí, Brazil in January and wondering what kind of weather to expect? This page has all the details you need.

What to Expect in Piauí in January

Piauí, Brazil is a region in Brazil. January in Piauí generally has very warm temperatures, with precipitation levels ranging from high to heavy.

Temperatures

You can expect very warm maximum daytime temperatures of around 33°C (91°F) and nighttime temperatures around 23°C (73°F) in Teresina. The temperatures mentioned for daytime and nighttime are general averages. However there can be days that surpass these temperatures. So equip yourself with clothing that can handle the potential heat.

For a closer look at conditions across Piauí, Brazil, refer to the map below.

Precipitation

In January, precipitation varies across different areas. From high rainfall in Barra Grande with an average of 137 mm (5.4 in) to heavy rainfall in Teresina with 238 mm (9.4 in).

Average sunshine

Sunshine is moderately available across various locations. In Teresina, you can expect around 187 hours of sunlight in January, which gives a pleasant combination of sun and shade. For those who want maximum sunshine, our weather planner can point you toward the sunniest places on Earth.

Explore Piauí by month

Best Places to Visit in Piauí in January

Click on a destination dot for more details. Toggle the map to compare temperatures or precipitation across Piauí.

perfect weather
pleasant
tolerable
unpleasant
poor

Perfect weather is subjective. On this map perfect weather has been defined with temperatures between 20°C (68°F) and 29°C (84°F) and not too much precipitation (less than 90 mm (3.5 in) a month).

Popular Destinations in Piauí

What is the weather like in January for some of the most popular destinations in Piauí, Brazil?

Temperature range in Piauí (January)

Precipitation variation in Piauí (January)

Teresina

In January Teresina generally has very high temperatures with maximum daytime temperatures around 33°C (91°F), minimum nighttime temperatures around 23°C (73°F) and heavy monthly rainfall. So on average the conditions are poor that month.

December
January
February
Max temperature
36°C (97°F)
33°C (91°F)
33°C (91°F)
Min temperature
24°C (75°F)
23°C (73°F)
23°C (73°F)
Monthly sun hours
204 hours
187 hours
152 hours
Monthly rainfall
100 mm (3.9 in)
238 mm (9.4 in)
310 mm (12 in)
Monthly rainy days
14 days
24 days
26 days
Weather conditions

Parnaíba

In January Parnaíba generally has very high temperatures with maximum daytime temperatures around 32°C (90°F), minimum nighttime temperatures around 25°C (77°F) and high monthly rainfall. So on average the conditions are tolerable that month.

December
January
February
Max temperature
33°C (91°F)
32°C (90°F)
31°C (88°F)
Min temperature
26°C (79°F)
25°C (77°F)
25°C (77°F)
Monthly rainfall
40 mm (1.6 in)
144 mm (5.7 in)
213 mm (8.4 in)
Monthly rainy days
13 days
24 days
27 days
Weather conditions

Barra Grande

In January Barra Grande generally has very high temperatures with maximum daytime temperatures around 32°C (90°F), minimum nighttime temperatures around 25°C (77°F) and high monthly rainfall. So on average the conditions are tolerable that month.

December
January
February
Max temperature
33°C (91°F)
32°C (90°F)
31°C (88°F)
Min temperature
26°C (79°F)
25°C (77°F)
25°C (77°F)
Monthly rainfall
35 mm (1.4 in)
137 mm (5.4 in)
204 mm (8 in)
Monthly rainy days
13 days
24 days
27 days
Weather conditions

Luis Correia

In January Luis Correia generally has very high temperatures with maximum daytime temperatures around 31°C (88°F), minimum nighttime temperatures around 25°C (77°F) and high monthly rainfall. So on average the conditions are tolerable that month.

December
January
February
Max temperature
33°C (91°F)
31°C (88°F)
31°C (88°F)
Min temperature
26°C (79°F)
25°C (77°F)
25°C (77°F)
Monthly rainfall
38 mm (1.5 in)
144 mm (5.7 in)
215 mm (8.5 in)
Monthly rainy days
13 days
24 days
27 days
Weather conditions

Coqueiro

In January Coqueiro generally has very high temperatures with maximum daytime temperatures around 32°C (90°F), minimum nighttime temperatures around 25°C (77°F) and high monthly rainfall. So on average the conditions are tolerable that month.

December
January
February
Max temperature
33°C (91°F)
32°C (90°F)
31°C (88°F)
Min temperature
26°C (79°F)
25°C (77°F)
25°C (77°F)
Monthly rainfall
37 mm (1.5 in)
141 mm (5.6 in)
209 mm (8.2 in)
Monthly rainy days
13 days
24 days
27 days
Weather conditions

Is your destination not in the list? Have a look at all destinations in Piauí, in Brazil.

In our records: Brazil January extremes

Notable January records observed across cities in Brazil in our climate database (1976 – 2026). Historic readings can vary in quality, so treat these as illustrative.

  • In our records, the warmest January day in Brazil reached 43°C (109°F) in Rio de Janeiro on January 22, 1988.
  • From our sources, the wettest January day in Brazil brought 318 mm (13 in) in Balneário Camboriú on January 31, 2008.

Popular cities in January

Day & night temperatures, rainfall and average weather in Piauí in January.

City Weather Day temp Night temp Rainfall
Teresina 33°C (91°F) 23°C (73°F) 238 mm (9.4 in)
Parnaíba 32°C (90°F) 25°C (77°F) 144 mm (5.7 in)
Barra Grande 32°C (90°F) 25°C (77°F) 137 mm (5.4 in)
Luis Correia 31°C (88°F) 25°C (77°F) 144 mm (5.7 in)
Coqueiro 32°C (90°F) 25°C (77°F) 141 mm (5.6 in)
Ponta do Anel 32°C (90°F) 25°C (77°F) 138 mm (5.4 in)

Piauí weather in January: frequently asked questions

What is the weather like in Piauí, Brazil in January?

Expect poor weather across Piauí, Brazil in January. The popular destination of Teresina averages 33°C (91°F) by day and 23°C (73°F) at night during this month.

What is the average temperature in Piauí, Brazil in January?

Average temperatures in Piauí, Brazil during January range from a nighttime low near 23°C (73°F) to a daytime high around 33°C (91°F) in Teresina.

Does Piauí, Brazil get a lot of rain in January?

Yes. January brings heavy rainfall to Piauí, Brazil, with Teresina averaging around 238 mm (9.4 in). Expect frequent showers and pack accordingly.

Is January a Good Time to Visit Piauí, Brazil?

In our view, January might not be the best time to travel to Piauí, Brazil with often poor weather in Teresina.

On average, the best time to visit Piauí, Brazil is in with generally poor weather in Teresina.

Interested in more climate information?

We have much more information about the climate in Piauí.

Weather and climate has detailed information for every country in the world. Are you going to Brazil? Get detailed historical weather averages for many cities in Brazil.

Not sure yet where to go? We now have a tool which recommends destinations that suit your ideal travel conditions. Find out where to go with our weather planner.

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