All Countries
São João do Arraial, Brazil
Piauí · Brazil
São João do Arraial is a small city in Piauí, Brazil with a population of 8,186. Elevation: 335 ft (102 m). Average temperature: 80°F (27°C).
Data updated June 2026
Discover São João do Arraial, Brazil
Explore over 40 sections covering people, economy, housing, health, crime, climate, community, costs, trends, schools, colleges, hospitals, treatment centers, industries, museums, libraries, breweries, farmers markets, grocery stores, pharmacies, campgrounds, parks, trails, stadiums, ski resorts, daycare centers, nursing homes, churches, fire stations, cell towers, bridges, power plants, EV stations, prisons, radio stations, airports, police stations, post offices, Amtrak stations, superfund sites, UNESCO sites, and more.
Use the tabs and dropdown menus below to navigate every data point we track for this city.
About São João do Arraial
São João do Arraial is a municipality in the state of Piauí in the Northeast region of Brazil.
People
Economy
C+Climate
| Population | 8,186 |
| Population Density | 94 / sq mi |
| Elevation | 335 ft (102 m) |
| Coordinates | -3.8148°, -42.4524° |
| Timezone | America/Fortaleza |
| Country | 🇧🇷 Brazil |
| State / Province | Piauí |
| Average Temperature | 80°F (27°C) |
| January Average | 78°F (25°C) |
| July Average | 80°F (26°C) |
| Annual Precipitation | 60.0 inches (1,524 mm) |
| Annual Snowfall | 0.0 inches (0 cm) |
| Median Household Income | $960 |
About São João do Arraial
São João do Arraial is a small city in Brazil (Piauí) with a population of 8,186. The city sits at an elevation of 335 feet (102 meters) above sea level. The average annual temperature is 80°F (27°C). Temperatures range from 78°F in January to 80°F in July. Annual precipitation averages 60.0 inches. The timezone is America/Fortaleza.
Income: São João do Arraial vs Brazil
Commute Mode
Income
| Median HH Income | $960 |
| 99% below Brazil avg |
Employment & Poverty
| Establishments (County) | 139 |
Business (County)
Tax & Cost of Living
Commute & Transportation
Walkability
Temperature
| Annual Average | 80.2°F |
| 49% above Brazil avg | |
| January Average | 78°F (25°C) |
| July Average | 80°F (26°C) |
| Sunny Days | 352 days/yr |
Geography
| Elevation | 335 ft (102 m) |
| Area | 87.1 sq mi (225.6 km²) |
| Population Density | 94/sq mi |
| Coordinates | -3.8148°N, 42.4524°W |
| Timezone | America/Fortaleza |
Precipitation & Snow
Air Quality
Monthly Weather
| Month | Avg Temperature | Precipitation | Summary |
|---|---|---|---|
| January | 78°F (25°C) | 7.8 in | Coldest |
| February | 80°F (27°C) | 9.4 in | |
| March | 79°F (26°C) | 13.0 in | Wettest |
| April | 79°F (26°C) | 11.8 in | |
| May | 79°F (26°C) | 9.5 in | |
| June | 79°F (26°C) | 3.2 in | |
| July | 80°F (26°C) | 2.0 in | |
| August | 81°F (27°C) | 0.8 in | |
| September | 82°F (28°C) | 0.8 in | |
| October | 83°F (28°C) | 0.7 in | Warmest, Driest |
| November | 83°F (28°C) | 1.5 in | |
| December | 82°F (28°C) | 4.2 in |
São João do Arraial has a seasonal temperature swing of 5°F / from 78°F in January to 83°F in October. Total annual precipitation is 64.6 inches, with March being the wettest month (13.0") and October the driest (0.7").
Schools in São João do Arraial
21 public schools (NCES 2022-23 data).
| School | Level | Enrollment | Teachers | Student/Teacher |
|---|---|---|---|---|
| Escola Municipal Folha Larga | — | — | — | — |
| Escola Municipal Folha Larga | — | — | — | — |
| Escola Municipal Da Liberdade Paulo Freire | — | — | — | — |
| Esc Mul Rosa Barbosa | — | — | — | — |
| U E Francisco Tomaz | — | — | — | — |
| EM Dirceu Mendes Arcoverde | — | — | — | — |
| Esc Mul Salvador Ferreira | — | — | — | — |
| Unid Esc Francisco Augusto Maia | — | — | — | — |
| Escola Municipal Do Sossego | — | — | — | — |
| Escola Familia Agricola Dos Cocais | — | — | — | — |
| Unid Esc Joao Diogo De Resende | — | — | — | — |
| Escola Alcides Alves | — | — | — | — |
| Escola Municipal Adolfo Mourao Da Silva | — | — | — | — |
| Creche Tia Lucia Barbosa | — | — | — | — |
| Esc Mul Mariano De Oliveira | — | — | — | — |
| Escola Municipal Valdivino De Sousa Pires | — | — | — | — |
| Escola Municipal Bernardino Garcia Do Nascimento | — | — | — | — |
| Esc Mul Fausto Mesquita | — | — | — | — |
| Escola Municipal Joao Felix | — | — | — | — |
| Escola Municipal Jose Olimpio De Carvalho | — | — | — | — |
| Esc Mul Napoleao Agnel Vaz | — | — | — | — |
Radio Stations near São João do Arraial
0 stations within ~55 km.
| Station | Genre | Quality |
|---|
Gyms in São João do Arraial
1 gyms within city radius — OpenStreetMap data
Airports Near São João do Arraial
12 airports within the area.
| Airport | IATA | Type |
|---|---|---|
| Barras Airport | — | Small Airport |
| Brejo Airport | — | Small Airport |
| Deputado Moraes Souza Airport | — | Small Airport |
| Doutor Almir Lopes de Oliveira Melo Airport | — | Small Airport |
| Esperantina Airport | — | Small Airport |
| Fazenda Bomfim Airport | — | Small Airport |
| Fazenda Caraíbas Airstrip | — | Small Airport |
| Fazenda Vontobel | — | Small Airport |
| Luzilandia Airport | — | Small Airport |
| Piracuruca Airport | — | Small Airport |
| Piripiri Airport | — | Small Airport |
| Santa Quitéria do Maranhão Airport | — | Small Airport |
Post Offices in São João do Arraial
1 post offices.
| Post Office | Address |
|---|---|
| Correios |
Quick Facts
🇧🇷 About Brazil
Public Holidays in Brazil
15 public holidays this year
Download Full City Report
Get a comprehensive, print-ready PDF with all data for São João do Arraial.
Get ReportFrequently Asked Questions About São João do Arraial
What is the population of São João do Arraial?
São João do Arraial has a population of 8,186 residents and is located in Brazil. The population density is 94 people per square mile, spread across 87.1 square miles.
Is São João do Arraial expensive to live in?
The median household income is $960, 99% below the national average of $75,149.
What is the weather like in São João do Arraial?
São João do Arraial has a warm climate with an average annual temperature of 80°F (27°C). Winter temperatures average 78°F in January, while summers reach an average of 80°F in July. The area receives 352 sunny days per year, well above the national average of 205. Annual rainfall totals 60.0 inches.
How is the job market in São João do Arraial?
There are 139 business establishments in the area.