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Piaui

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Piaui Weather, Climate and Best Time to Visit

Data source：Meteostat
Update date：2025-09

Piaui year round climate

  • Spring (March–May): Average 78–80°F, warm and dry climate, with more rainfall in March and less in other months. Common activities: Outdoor activities, visiting historical sites. Recommended clothing: Light and breathable clothing, such as short-sleeved shirts and shorts. A light jacket is recommended.
  • Summer (June–August): Average 80–82°F, hot and dry, with very little rainfall. Common activities: Swimming, exploring natural landscapes. Recommended clothing: Light and breathable clothing, light-colored clothing is preferred, sunscreen is essential.
  • Autumn (September–November): Average 84–82°F, hot climate, dry from September to October, slightly increased rainfall in November. Common activities: Outdoor activities, avoiding midday sun is recommended. Recommended clothing: Light and breathable clothing, a light jacket can be prepared to cope with the temperature difference between morning and evening.
  • Winter (December–February): Average 82–78°F, warm climate, moderate rainfall. Common activities: Exploring the city, enjoying food. Recommended clothing: Light and comfortable clothing, a light jacket can be prepared to cope with the temperature difference between morning and evening.

Piaui climatological average

Annual average temperature: approx. 80.6°F / Annual rainfall: approx. 589 mm / Summer humidity: 60%–70% / Rainiest month: March

Piaui monthly average temperature and precipitation

Month
Air temperature (°F)
Precipitation (mm)
January
78.6°F
129.6
February
78.8°F
116
March
79°F
145.4
April
79.3°F
52.3
May
80.1°F
14.2
June
80.1°F
1.2
July
80.2°F
1.9
August
82.4°F
0
September
84.9°F
0.7
October
86.5°F
9.4
November
82.4°F
61.3
December
82°F
57.4

Piaui weather for the next seven days

12/17
Wednesday
Patchy rain nearby
92.5°F/72.1°F
12/18
Thursday
Moderate rain
85.2°F/72.1°F
12/19
Friday
Moderate rain
91.6°F/73°F
12/20
Saturday
Patchy rain nearby
92.8°F/73.5°F
12/21
Sunday
Patchy rain nearby
86.4°F/70.3°F
12/22
Monday
Patchy rain nearby
69.1°F/67.1°F
12/23
Tuesday
Patchy rain nearby
77.6°F/66.3°F

Piaui Frequently Asked Questions and Useful Information for Travel

What is Piaui known for?

Piaui is renowned for its stunning natural landscapes, including the Serra da Capivara National Park, a UNESCO World Heritage site famous for its prehistoric rock art. It also boasts beautiful beaches along its coastline and is a hub for adventure tourism with opportunities for hiking and exploring canyons.

What are the best times to visit Piaui?

The best time to visit Piaui is generally during the dry season, from May to September, when the weather is more predictable for outdoor activities and exploring the natural attractions. This period offers pleasant temperatures and less rainfall, making it ideal for visiting the national parks and beaches.

What type of cuisine should I try in Piaui?

Piaui's cuisine is a delicious reflection of its northeastern Brazilian heritage. Be sure to try traditional dishes like carne de sol (sun-dried beef), baião de dois (rice and beans cooked together), and capote (guinea fowl). Local fruits like caju and acerola are also a must-try.

Is Piaui safe for solo travelers?

Piaui is generally considered safe for solo travelers who exercise standard precautions. It's advisable to be aware of your surroundings, avoid displaying expensive items, and stick to well-trafficked areas, especially at night. Researching your specific destinations within Piaui is always recommended.

What are some unique cultural experiences in Piaui?

Immerse yourself in Piaui's rich culture by visiting the Serra da Capivara National Park to witness ancient rock paintings, a testament to early human presence. You can also explore local craft markets, experience traditional music and dance, and learn about the region's historical significance.