Caicó
title: "Caicó" type: doc version: 1 created: 2026-02-28 author: "Wikipedia contributors" status: active scope: public tags: ["municipalities-in-rio-grande-do-norte"] topic_path: "general/municipalities-in-rio-grande-do-norte" source: "https://en.wikipedia.org/wiki/Caicó" license: "CC BY-SA 4.0" wikipedia_page_id: 0 wikipedia_revision_id: 0
::data[format=table title="Infobox settlement"]
| Field | Value |
|---|---|
| official_name | |
| other_name | City of Prince |
| native_name | |
| settlement_type | Municipality |
| motto | |
| image_skyline | Centrocaico.JPG |
| imagesize | 250px |
| image_caption | Caicó |
| image_flag | Bandeira-Caicó.jpg |
| flag_size | 150px |
| image_seal | Brasão de Caicó (RN).png |
| image_map | RioGrandedoNorte Municip Caico.svg |
| mapsize | 250px |
| pushpin_label_position | bottom |
| pushpin_map_caption | Location in Brazil |
| subdivision_type | Country |
| subdivision_name | Brazil |
| subdivision_type1 | Region |
| subdivision_name1 | Nordeste |
| subdivision_type2 | State |
| subdivision_name2 | Rio Grande do Norte |
| subdivision_type3 | Mesoregion |
| subdivision_name3 | Central Potiguar |
| subdivision_name4 | |
| government_type | Democracy |
| leader_title | Mayor |
| leader_name | Judas Tadeu Alves dos Santos PSDB |
| established_title | |
| established_date | |
| unit_pref | Imperial |
| area_land_km2 | |
| population_as_of | |
| population_total | 61,146 |
| population_density_km2 | |
| timezone | UTC -3 |
| elevation_footnotes | tags-- |
| elevation_ft | |
| postal_code_type | |
| footnotes | Caicó |
| :: |
| official_name = Caicó | other_name = City of Prince | native_name = | nickname = | settlement_type = Municipality | motto = | image_skyline = Centrocaico.JPG | imagesize = 250px | image_caption = Caicó | image_flag = Bandeira-Caicó.jpg | flag_size = 150px | image_seal = Brasão de Caicó (RN).png | seal_size = | image_map = RioGrandedoNorte Municip Caico.svg | mapsize = 250px | map_caption = | image_map1 = | pushpin_map = | pushpin_label_position = bottom | pushpin_map_caption = Location in Brazil | subdivision_type = Country | subdivision_name = Brazil | subdivision_type1 = Region | subdivision_name1 = Nordeste | subdivision_type2 = State | subdivision_name2 = Rio Grande do Norte | subdivision_type3 = Mesoregion | subdivision_name3 = Central Potiguar | subdivision_type4 = | subdivision_name4 = | government_footnotes = | government_type = Democracy | leader_title = Mayor | leader_name = Judas Tadeu Alves dos Santos PSDB | established_title = | established_date = | area_magnitude = | unit_pref = Imperial | area_footnotes = | area_total_km2 = | area_land_km2 = | population_as_of = 2022 | population_footnotes = | population_note = | population_total = 61,146 | population_density_km2 = | timezone = UTC -3 | utc_offset = | timezone_DST = | utc_offset_DST = | coordinates = | elevation_footnotes = tags-- | elevation_m = | elevation_ft = | postal_code_type = | postal_code = | area_code = | blank_name = | blank_info = | website = | footnotes = Caicó Caicó is a municipality in the state of Rio Grande do Norte in the Northeast region of Brazil. With an area of 1228.583 km², of which 14.0727 km² is urban, it is located 222 km from Natal, the state capital, and 1,572 km from Brasília, the federal capital. Its population in the 2022 demographic census was 61,146 inhabitants, according to the Brazilian Institute of Geography and Statistics (IBGE), ranking as the eighth most populous municipality in the state of Rio Grande do Norte.
History
Around 1700, scouts from the Captaincy of Paraíba arrived in the region and began relentless pursuits against the Caicó Indigenous people, who lived near the confluence of the Barra Nova and Seridó rivers. After several violent confrontations, the Indigenous inhabitants were expelled, making way for the arrival of settlers, primarily focused on livestock farming. Small pastoral communities began to form, drawn by the region’s abundant pastureland and water sources.
The first land allotments (known as datas) were requested shortly thereafter, and news of a fertile area suitable for cattle raising attracted settlers from Paraíba, Pernambuco, and Portugal. Among the earliest documented settlers were Captain Inácio Gomes da Câmara, Lieutenant José Gomes Pereira, and Manoel de Souza Fortes.
By 1748, the settlement of Seridó belonged to the parish of Piancó, in the present-day state of Paraíba. On 15 April of the same year, a royal charter elevated the settlement to an administrative district under the name Caicó—a name derived from the Indigenous tribe that once inhabited the area and meaning "thin scrubland."
The municipality was officially created by Royal Order on 22 July 1766 and implemented by the Government of Pernambuco on 28 April 1788 under the name Vila Nova do Príncipe. It was granted city status on 16 December 1868, by Provincial Law No. 612. Later, through State Decree No. 12 of 1 February 1890, the municipality was renamed Seridó. The name Caicó was restored by State Decree No. 33, issued on 7 July 1890.
Geography
The territory of Caicó covers 1228.583 km², of which 14.0727 km² constitutes the urban area. It sits at an average altitude of 151 meters above sea level. Caicó borders these municipalities: to the north, Jucurutu, Florânia, and São Fernando; to the south, São João do Sabugi and the state of Paraíba (Várzea); to the east, São José do Seridó, Cruzeta, Jardim do Seridó, and Ouro Branco; and to the west, Timbaúba dos Batistas, São Fernando, and Serra Negra do Norte. The city is located 222 km from the state capital Natal, and 1,572 km from the federal capital Brasília.
Under the territorial division established in 2017 by the Brazilian Institute of Geography and Statistics (IBGE), the municipality belongs to the immediate geographical region of Caicó, within the intermediate region of Caicó. Previously, under the microregion and mesoregion divisions, it was part of the microregion of Seridó Ocidental in the mesoregion of Central Potiguar.
Climate
Caicó has a hot semi-arid climate (Köppen climate classification BSh), subject to variability, and the dry periods (droughts) may last more than one year. Rain falls between February and May, with an average annual precipitation of 700 mm. There are about 3,000 hours of average sunshine annually. Beside Mossoró and Pau dos Ferros, both in Western Rio Grande do Norte, Caicó is one of the hottest cities in the state with temperatures reaching up to 38 °C during the day.
According to the Brazilian National Institute of Meteorology, since 1995 the lowest temperature recorded in Caicó was 16.3 °C on March 16, 2008, and the highest reached 40 °C on January 18, 2003 and January 28, 2007. The highest cumulative rainfall recorded in 24 hours was 171.2 mm on January 22, 1996.
|metric first=y |single line=y |location = Caicó (Serido) (1981–2010 normals, extremes 1995–2015) |Jan record high C = 40 |Jan record low C = 20.4 |Feb record high C = 39.2 |Feb record low C = 20.2 |Mar record high C = 39.8 |Mar record low C = 16.3 |Apr record high C = 39.2 |Apr record low C = 16.8 |May record high C = 38.6 |May record low C = 17.0 |Jun record high C = 36.6 |Jun record low C = 18.0 |Jul record high C = 37.6 |Jul record low C = 17.4 |Aug record high C = 38.8 |Aug record low C = 17.6 |Sep record high C = 38.8 |Sep record low C = 19.0 |Oct record high C = 39.8 |Oct record low C = 20.2 |Nov record high C = 39.8 |Nov record low C = 20.4 |Dec record high C = 39.8 |Dec record low C = 20.2 |year record high C = 40 |year record low C = 16.3 |Jan high C = 36.0 |Feb high C = 35.3 |Mar high C = 34.6 |Apr high C = 33.9 |May high C = 33.4 |Jun high C = 32.5 |Jul high C = 33.0 |Aug high C = 33.9 |Sep high C = 35.5 |Oct high C = 36.8 |Nov high C = 37.1 |Dec high C = 36.9 | year high C = 34.9 |Jan mean C = 29.3 |Feb mean C = 28.7 |Mar mean C = 28.2 |Apr mean C = 27.7 |May mean C = 27.4 |Jun mean C = 26.7 |Jul mean C = 26.8 |Aug mean C = 27.3 |Sep mean C = 28.3 |Oct mean C = 29.3 |Nov mean C = 29.8 |Dec mean C = 29.8 | year mean C = 28.3 |Jan low C = 24.1 |Feb low C = 23.8 |Mar low C = 23.5 |Apr low C = 23.1 |May low C = 22.6 |Jun low C = 21.9 |Jul low C = 21.5 |Aug low C = 21.5 |Sep low C = 22.2 |Oct low C = 23.3 |Nov low C = 23.8 |Dec low C = 24.2 | year low C = 23.0 |precipitation colour = green |Jan precipitation mm = 96.9 |Feb precipitation mm = 91.3 |Mar precipitation mm = 144.6 |Apr precipitation mm = 147.5 |May precipitation mm = 73.3 |Jun precipitation mm = 23.6 |Jul precipitation mm = 11.6 |Aug precipitation mm = 8.1 |Sep precipitation mm = 0.7 |Oct precipitation mm = 9.2 |Nov precipitation mm = 2.7 |Dec precipitation mm = 20.0 |year precipitation mm = 629.5 | unit precipitation days = 1.0 mm | Jan precipitation days = 7 | Feb precipitation days = 7 | Mar precipitation days = 10 | Apr precipitation days = 11 | May precipitation days = 8 | Jun precipitation days = 2 | Jul precipitation days = 3 | Aug precipitation days = 1 | Sep precipitation days = 0 | Oct precipitation days = 1 | Nov precipitation days = 0 | Dec precipitation days = 2 | year precipitation days = | Jan humidity = 62.0 | Feb humidity = 66.8 | Mar humidity = 72.3 | Apr humidity = 74.6 | May humidity = 71.5 | Jun humidity = 68.0 | Jul humidity = 61.9 | Aug humidity = 56.2 | Sep humidity = 52.6 | Oct humidity = 53.1 | Nov humidity = 52.3 | Dec humidity = 55.3 | year humidity = 62.2 |Jan sun = 228.7 |Feb sun = 207.1 |Mar sun = 228.0 |Apr sun = 213.6 |May sun = 204.5 |Jun sun = 167.0 |Jul sun = 194.2 |Aug sun = 242.2 |Sep sun = 283.0 |Oct sun = 294.2 |Nov sun = 282.1 |Dec sun = 248.5 |year sun = 2793.1 |source 1 = Instituto Nacional de Meteorologia{{cite web | url = http://www.inmet.gov.br/portal/index.php?r=clima/normaisclimatologicas | title = Normais Climatológicas Do Brasil 1981–2010 | publisher = Instituto Nacional de Meteorologia | language = Portuguese | accessdate = 21 May 2024}} |source 2= Brazilian National Institute of Meteorology (extremes).
Demographics
In the 2022 census, the municipality had a population of 61,146 inhabitants and ranked eighth in the state that year (out of 167 municipalities), with 52.42% female and 47.58% male, resulting in a sex ratio of 90.77 (9,077 men for every 10,000 women), compared to 62,709 inhabitants in the 2010 census (91.63% living in the urban area), when it held the seventh state position. Between the 2010 and 2022 censuses, the population of Caicó changed at an annual geometric growth rate of -0.21%. Regarding age group in the 2022 census, 70.84% of the inhabitants were between 15 and 64 years old, 17.02% were under fifteen, and 12.13% were 65 or older. The population density in 2022 was 49.77 inhabitants per square kilometer. There were 22,067 housing units with an average of 2.75 inhabitants per household.
The municipality's Human Development Index (HDI-M) was considered high, according to data from the United Nations Development Programme (UNDP). According to the 2010 report published in 2013, its value was 0.71, ranking seventh in the state and 1,595th nationally (out of 5,565 municipalities), and the Gini coefficient rose from 0.47 in 2003 to 0.56 in 2010. Considering only the longevity index, its value is 0.824, the income index is 0.703, and the education index is 0.619.
References
References
- Institute of Economic Development and Environment of Rio Grande do Norte (IDEMA-RN). (2013). "Perfil do seu município: Caicó".
- IBGE. (2022). "Brasil / Rio Grande do Norte / Caicó".
- IBGE. (2019). "Tabela 8418 - Áreas urbanizadas, Loteamento vazio, Área total mapeada e Subcategorias".
- "Rio Grande do Norte". [[Brazilian Agricultural Research Corporation]].
- "Distância entre Natal - RN, Brazil e Caicó - RN, Brazil".
- "Distância entre Brasilia - DF, Brazil e Caicó - Rio Grande do Norte, Brazil".
- IBGE. (2024). "DTB_2024.zip".
- (1990). "Divisão regional do Brasil em mesorregiões e microrregiões geográficas". IBGE.
- (1 July 2008). "Divisão Territorial do Brasil". Instituto Brasileiro de Geografia e Estatística (IBGE).
- (*). "Climate: Caicó". Climate Data.
- "Características da Região do Seridó".
- Márcio Costa. (March 4, 2007). "Mossoró, Pau dos Ferros e Caicó são as cidades mais quentes do RN". O Mossoroense.
- (December 21, 2012). "Verão 2013 pode ser o mais quente dos últimos anos". Jornal de Hoje.
- "BDMEP - Série Histórica - Dados Diários - Precipitação (mm) - Seridó (Caicó)". Brazilian National Institute of Meteorology.
- "BDMEP - Série Histórica - Dados Diários - Temperatura Mínima (°C) - Seridó (Caicó)". Brazilian National Institute of Meteorology.
- "BDMEP - Série Histórica - Dados Diários - Temperatura Máxima (°C) - Seridó (Caicó)".
- IBGE. (2022). "Sinopse / População residente ( Unidade: pessoas ) / 2022".
- IBGE. (2022). "Tabela 9514 - População residente, por sexo, idade e forma de declaração da idade".
- IBGE. (2022). "População residente / Sexo / Razão de sexo".
- IBGE. (2010). "Tabela 608 - População residente, por situação do domicílio e sexo".
- IBGE. (2010). "Sinopse / População residente ( Unidade: pessoas ) / 2010".
- IBGE. (2022). "População residente / Taxa de crescimento geométrico ( Unidade: % )".
- IBGE. (2022). "Tabela 9514 - População residente, por sexo, idade e forma de declaração da idade".
- IBGE. (2022). "Território / Densidade demográfica ( Unidade: habitantes por quilômetro quadrado )".
- IBGE. (2022). "Tabela 4712 - Domicílios particulares permanentes ocupados, Moradores em domicílios particulares permanentes ocupados e Média de moradores em domicílios particulares permanentes ocupados".
- (2010). "Ranking decrescente do IDH-M dos municípios do Brasil". United Nations Development Programme (UNDP).
- IBGE. (2003). "Mapa de pobreza e desigualdade".
- IBGE. (2010). "Índice de Gini da renda domiciliar per capita segundo Município".
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