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Roraima, Brazil

Roraima uses Amazon Time, UTC−4, with no current seasonal clock change. Boa Vista sets the practical reference for local time, while sunrise must be calculated for the chosen place and date.

Boa Vista, Brazil

Friday, 4 September 2026

UTC−4 · America/Boa_Vista

Time and sun data for Boa Vista — the largest city of Roraima

The sun in Boa Vista

Sunrise 05:58 Solar noon 12:03 Sunset 18:08 Daylight 12 h 10 min Night 11 h 50 min Civil twilight 05:37 – 18:29

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Current time in Roraima, Brazil

Roraima’s local clock is four hours behind UTC and one hour behind Brasília. The offset stays consistent through the year because the state does not currently use daylight saving time. This distinction is especially useful when national television, federal offices, airlines, or online events list a time according to Brasília. A program beginning at noon in Brasília begins at eleven in Roraima unless its organizer provides a separate local schedule.

No internal conversion is required within the state. Boa Vista, Rorainópolis, Caracaraí, Pacaraima, and Mucajaí all share the same civil time. Border crossings require more care because a neighboring country may apply a different official zone or administrative practice.

A clock near a border remains admirably loyal to its time zone, even when the road ahead does not.

Urban centers across Roraima

Boa Vista is the capital, the largest city, and the main source of statewide schedules. Many flights, government services, medical appointments, and commercial notices are organized around the capital, but their displayed hours are still ordinary Roraima local time.

Other important municipalities include: Rorainópolis in southern Roraima Caracaraí on a major north–south travel route Pacaraima near the Venezuelan border Mucajaí southwest of Boa Vista Alto Alegre west of the capital

The common UTC−4 offset makes domestic planning simple, yet distances can be substantial. Matching the clock does not guarantee a short journey. When arranging an appointment outside Boa Vista, separate the departure time from the estimated travel duration and verify local operating hours directly.

Reading sunrise times correctly

Roraima crosses the equatorial region, so the direction and seasonal behavior of sunrise differ from the familiar pattern of places far north or south. Day and night remain comparatively balanced, but the exact moments of sunrise and sunset still move over the calendar.

Location also matters. An eastern site will generally experience sunrise earlier by civil time than a western site on the same date. A published value for Boa Vista is therefore a useful capital-city reference, not a universal reading for every community, mountain, or rural area.

Choose the municipality, coordinates, and calendar date when precision matters. Calculated sunrise describes when the Sun reaches the horizon under a standard model. Hills, buildings, forest, haze, and clouds may delay the moment when sunlight is actually visible. For road travel or outdoor work, civil twilight may be more useful than sunrise alone.

Questions and answers
What is Roraima’s UTC offset?
Roraima uses UTC−4.
Does Boa Vista have a different time from southern Roraima?
No. Boa Vista and the state’s other municipalities keep the same official time.
Why can two Roraima towns have different sunrise times?
They occupy different positions within the state, and sunrise also changes with the date.

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