Castelo do Piauí, Brazil
Piauí · Brazil
Castelo do Piauí is a small city in Piauí, Brazil with a population of 19,288. Elevation: 791 ft (241 m). Average temperature: 79°F (26°C).
Population source: Wikidata (dated census and official estimates), GeoNames. Climate: WorldClim 2.1 normals (1970-2000), NASA POWER. Updated August 2026
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About Castelo do Piauí
Castelo do Piauí is a municipality in the state of Piauí in the Northeast region of Brazil. It has a population of 19,288 people according to the 2022 census.
People
Climate
| Population | 19,288 |
| Elevation | 791 ft (241 m) |
| Coordinates | -5.3222°, -41.5525° |
| Timezone | America/Fortaleza |
| Country | 🇧🇷 Brazil |
| State / Province | Piauí |
| Average Temperature | 79°F (26°C) |
| January Average | 79°F (26°C) |
| July Average | 77°F (25°C) |
| Annual Precipitation | 42.1 inches (1,070 mm) |
| Annual Snowfall | 0.0 inches (0 cm) |
About Castelo do Piauí
Castelo do Piauí is a small city in Brazil (Piauí) with a population of 19,288. The city sits at an elevation of 791 feet (241 meters) above sea level. The average annual temperature is 79°F (26°C). Temperatures range from 79°F in January to 77°F in July. Annual precipitation averages 42.1 inches. The timezone is America/Fortaleza.
Climate in Castelo do Piauí
Castelo do Piauí has an average annual temperature of 27.7°C (82°F). The hottest month is Oct (30.5°C), the coldest is Apr (25.1°C). Average annual precipitation is 715 mm.
Temperature
| Annual Average | 78.7°F |
| 46% above Brazil avg | |
| January Average | 79°F (26°C) |
| July Average | 77°F (25°C) |
Geography
| Elevation | 791 ft (241 m) |
| Coordinates | 5.3222°S, 41.5525°W |
| Timezone | America/Fortaleza |
Precipitation & Snow
Air Quality
Monthly Weather
| Month | Avg Temperature | Precipitation | Summary |
|---|---|---|---|
| January | 79°F (26°C) | 5.9 in | |
| February | 78°F (26°C) | 7.2 in | |
| March | 77°F (25°C) | 11.2 in | Wettest |
| April | 77°F (25°C) | 8.9 in | |
| May | 77°F (25°C) | 2.7 in | |
| June | 77°F (25°C) | 0.5 in | Coldest |
| July | 77°F (25°C) | 0.3 in | |
| August | 78°F (26°C) | 0.2 in | Driest |
| September | 81°F (27°C) | 0.2 in | |
| October | 81°F (27°C) | 0.5 in | |
| November | 81°F (27°C) | 1.2 in | Warmest |
| December | 80°F (27°C) | 3.4 in |
Castelo do Piauí has a seasonal temperature swing of 4°F / from 77°F in June to 81°F in November. Total annual precipitation is 42.1 inches, with March being the wettest month (11.2") and August the driest (0.2").
Schools in Castelo do Piauí
16 public schools (OpenStreetMap data).
| School | Level | Enrollment | Teachers | Student/Teacher |
|---|---|---|---|---|
| Instituto Castelense De Ensino | - | - | - | - |
| Creche Francisco Sales Martins | - | - | - | - |
| Creche Jose Soares Dos Reis | - | - | - | - |
| Espaco Educativo Edmar Lima Do Monte | - | - | - | - |
| Unid Esc Prof Vicente Soares Do Monte | - | - | - | - |
| U E Eulina Campos | - | - | - | - |
| Unid Esc Profª Osmarina Vieira De Souza Moreira | - | - | - | - |
| Creche Milton Lima | - | - | - | - |
| Ceti Conego Cardoso | - | - | - | - |
| Unid Esc Tania Maria Alves De Abreu | - | - | - | - |
| Centro Mnicipal De Educacao Infantil Professora Maria Aparecida Da Silva | - | - | - | - |
| Unid Esc Profa Hilda Cardoso Vieira | - | - | - | - |
| Unid Esc Gabriel Lima | - | - | - | - |
| Unid Esc Vereador Waldemar Salles | - | - | - | - |
| Unid Esc Humberto Lima | - | - | - | - |
| Educandário Santa Helena | - | - | - | - |
Farmers Markets in Castelo do Piauí
| Name | Address | Season | Hours | Organic | Website |
|---|---|---|---|---|---|
| Mercado Público |
Clinics in Castelo do Piauí
2 clinics within city radius - OpenStreetMap data
Train Stations in Castelo do Piauí
1 train stations within city radius - OpenStreetMap data
Gas Stations in Castelo do Piauí
2 gas stations within city radius - OpenStreetMap data
Banks in Castelo do Piauí
1 banks within city radius - OpenStreetMap data
Airports Near Castelo do Piauí
3 airports within the area.
| Airport | IATA | Type |
|---|---|---|
| Campo Maior Airport | - | Small Airport |
| Castelo do Piauí Airport | - | Small Airport |
| São Miguel do Tapuio Airport | - | Small Airport |
Quick Facts
🇧🇷 About Brazil
Public Holidays in Brazil
15 public holidays this year
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Get ReportFrequently Asked Questions About Castelo do Piauí
What is the population of Castelo do Piauí?
Castelo do Piauí has a population of 19,288 residents and is located in Brazil..
What is the weather like in Castelo do Piauí?
Castelo do Piauí has a warm climate with an average annual temperature of 79°F (26°C). Winter temperatures average 79°F in January, while summers reach an average of 77°F in July. Annual rainfall totals 42.1 inches.
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