Piauí, Brazil
Piauí follows Brasília Time, UTC−3, in every municipality. Teresina, Parnaíba, and the inland cities share one clock, while local sunrise varies from east to west and through the year.
Teresina, Brazil
Wednesday, 4 November 2026
UTC−3 · America/Fortaleza
Time and sun data for Teresina — the largest city of Piauí
The sun in Teresina
Sunrise 5:27 AM Solar noon 11:36 AM Sunset 5:45 PM Daylight 12 h 18 min Night 11 h 42 min Civil twilight 5:05 AM – 6:06 PM
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- Fazenda Degredo
- Fazenda Do Meio
- Fazenda Do Tabuleiro
- Fazenda Estreito
- Fazenda Flor Da Amescla
- Fazenda Formosa
- Fazenda Frade
- Fazenda Galiza
- Fazenda Inga
- Fazenda Invejada
- Fazenda Jabuta
- Fazenda Jacare
- Fazenda Jurema
- Fazenda Lagoa Da Vereda
- Fazenda Lagoa Do Barro
- Fazenda Lagoa Do Mato
- Fazenda Lagoa Dos Mouras
- Fazenda Lajes
- Fazenda Lajes
- Fazenda Larga
- Fazenda Lunarda
- Fazenda Madrigal
- Fazenda Madrilha
- Fazenda Malhada Bonita
- Fazenda Malhada Vermelha
- Fazenda Malhadinha
- Fazenda Mamueira
- Fazenda Maria Preta
- Fazenda Milagres
- Fazenda Mocambo
- Fazenda Monte Castelo
- Fazenda Monte Santos
- Fazenda Morrinhos
- Fazenda Morrinhos
- Fazenda Nova
- Fazenda Nova
- Fazenda Nova
- Fazenda Observacao
- Fazenda Olho D'Agua
- Fazenda Olho D'Agua Das Pedras
- Fazenda Palestina
- Fazenda Papagaio
- Fazenda Paracati
- Fazenda Patos
- Fazenda Pereiro
- Fazenda Pintada
- Fazenda Pio Ix
- Fazenda Piquizeiro
- Fazenda Piripiri
- Fazenda Pitombeira
- Fazenda Pitombeira
- Fazenda Planaltos Boreasa
- Fazenda Porteiras
- Fazenda Primavera
- Fazenda Redoma
- Fazenda Retiro
- Fazenda Riacho Da Areia
- Fazenda Riacho Do Onca
- Fazenda Rio Branco
- Fazenda Saco
- Fazenda Saco
- Fazenda Saco Do Adelino
- Fazenda Santa Catarina
- Fazenda Santa Fe
- Fazenda Santa Helena
- Fazenda Santa Luzia
- Fazenda Santa Paz
- Fazenda Santa Rita
- Fazenda Santa Rosa
- Fazenda Santa Tereza
- Fazenda Santa Victoria
- Fazenda Santo Expedito
- Fazenda Sao Francisco
- Fazenda Sao Vicente
- Fazenda Serra Branca
- Fazenda Sta Alice
- Fazenda Sta Madalena
- Fazenda Sta Maria
- Fazenda Tabuleiro
- Fazenda Tabuleiro Grande
- Fazenda Talhada
- Fazenda Tarao
- Fazenda Torroes
- Fazenda Tremendal
- Fazenda Velha
- Fazenda Vereda Grande
- Fazendinha
- Feijao
- Feitoria
- Fernando
- Ferroviária
- Ferroviária I
- Fineza
- Firmino Filho
- Flamengo
- Flecha
- Flor Da Serra
- Flores
- Flores
- Flores Do Piaui
- Floresta
- Floresta (1)
- Floresta do Piauí
- Floresta Do Piaui
- Floriano
- Folha Larga
- Fomento
- Fonte De Fatima
- Formiga
- Formiga
- Formiga
- Formigueiro
- Formosa
- Formosa
- Formosa
- Formosa
- Formosa
- Formosa
- Formosa
- Forquilha
- Forquilha
- Forquilha
- Forquilha
- Fortaleza
- Fortaleza
- Fortaleza
- Fortaleza
- Fortaleza
- Fortaleza
- Forte
- Forte
- Foveiros
- Frade
- Frade
- Frade
- Fraga
- Francinopolis
- Francisco Ayres
- Francisco Macedo
- Francisco Santos
- Fraternidade e Moradia
- Frecheira
- Frecheiras
- Fronteiras
- Frozinho
- Fruteira
- Fujona
- Fumal
- Fundacao
- Furna Da Onca
- Furnas
- Furnas
- Furnas
- Furnas
- Furta-lhe a Volta
- Furta-Lhe-A-Vida
- Futrica
- Futuro
- Gado Bravo
- Gado Bravo
- Gado Velhaco
- Gama
- Gameleira
- Gameleira
- Gameleira
- Gameleira
- Gameleira
- Gameleira
- Gameleira
- Gameleira
- Gameleira
- Gameleira
- Gameleira
- Gameleira (1)
- Gameleira (2)
- Gameleira Velha
- Gameleiras
- Gangorra
- Gangorra
- Gangorra (1)
- Gangorra (2)
- Garaiber
- Garrafao
- Gato
- Gaturiano
- Gaviao
- Geminiano
- Genipapeiro
- Genipapo
- Gentil
- Gentil
- Geroma
- Gilbues
- Ginga
- Gira Mundo
- Gitirana
- Goiabeira
- Goiaberira
- Goncalo Alves
- Graciosa
Current time in Piauí, Brazil
The state’s local time is three hours behind UTC. It is the same official hour used in Brasília and in neighbouring Maranhão, Ceará, Pernambuco, and Bahia, simplifying regional calls and overland journeys.
Piauí does not currently move its clocks for a seasonal daylight-saving period. When comparing Teresina with a foreign city, however, check the foreign location’s rules for the chosen date. Piauí needs no clock adjustment at its state borders, though a long road can still make the next appointment feel far away.
Places that share the state clock
Piauí reaches from a short Atlantic coastline into a large interior. Its civil-time arrangement remains uniform across that geography, so moving between its principal municipalities never creates an official one-hour jump.
Teresina is the capital, situated beside the Parnaíba River. Parnaíba is the principal city near the coast. Picos is an important centre in the interior. Floriano lies in the southern part of the state.
Piripiri serves communities in northern Piauí. The shared UTC−3 offset should not be confused with simultaneous daylight. Parnaíba and Picos may display the same hour yet have different positions of the Sun because their longitudes and latitudes are not identical.
Finding a useful sunrise time
A sunrise lookup should name the municipality. Teresina is a reasonable reference for the capital area, but it is not an exact substitute for coastal or southern Piauí. The selected calendar day is equally important.
Because Piauí is relatively close to the Equator, seasonal changes in daylight are less extreme than in Brazil’s far south. They still exist, and sunrise does not remain at one permanent clock time. Enter the correct municipality rather than Piauí alone.
Verify that the result is expressed in UTC−3. Check civil twilight if work begins before sunrise. Use a separate weather forecast to assess cloud or rain. The published sunrise is based on the horizon and the Sun’s calculated position. A hill, tree line, or building can postpone direct visibility at a particular observation point. Conversely, the sky begins brightening before the formal sunrise moment.
Questions and answers
- What time zone is used in Teresina?
- Teresina uses Brasília Time, UTC−3.
- Does Parnaíba keep a different coastal time?
- No. Parnaíba follows the same UTC−3 time as the rest of Piauí.
- Is sunrise constant because the state is near the Equator?
- No. Daylight varies less dramatically than in southern Brazil, but sunrise still changes by date and location.