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Atlantique, Benin

Atlantique uses West Africa Time, UTC+1, all year. It shares this clock with every other department of Benin and does not make seasonal daylight-saving adjustments.

Abomey-Calavi, Benin

Friday, 4 September 2026

UTC+1 · Africa/Porto-Novo

Time and sun data for Abomey-Calavi — the largest city of Atlantique

The sun in Abomey-Calavi

Sunrise 06:44 Solar noon 12:51 Sunset 18:58 Daylight 12 h 13 min Night 11 h 47 min Civil twilight 06:23 – 19:19

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Current time in Atlantique, Benin

The displayed time for Atlantique is suitable for Abomey-Calavi, Ouidah, Allada and communities throughout the department. Because Benin has one national time zone, crossing from neighboring Littoral into Atlantique does not require resetting a watch or phone.

UTC conversion is simple: add one hour to obtain local time in Atlantique. A device configured for Benin should make this conversion automatically. A manually set clock can remain unchanged throughout the year.

The time difference with an overseas city may not remain constant, however. Countries elsewhere can begin or end daylight saving time while Benin keeps UTC+1. Anyone planning regular international meetings should compare the locations for the particular date.

Atlantique surrounds busy schedules near Cotonou, but at least the clocks refuse to join the traffic.

Major places in Atlantique

Atlantique is a southern department extending inland and along part of Benin’s coast. Abomey-Calavi is its dominant urban center and forms part of the wider metropolitan area associated with nearby Cotonou. The department’s notable towns and commune centers include:

Abomey-Calavi Ouidah Allada Sô-Ava Kpomassè, Toffo, Tori-Bossito and Zè These places all observe identical civil time. A local event beginning at a stated hour in Ouidah uses the same clock as an appointment in Abomey-Calavi. Travel duration, rather than a time-zone boundary, is what separates the two schedules.

City names are still important when checking solar information. Although the official clock is uniform, geographical position affects sunrise and sunset. A page centered on Abomey-Calavi provides a useful regional reference, while a town-specific calculation is better for precise outdoor planning.

Sunrise near the coast and inland

Sunrise in Atlantique varies by date and location. Places farther east generally encounter the sun slightly earlier than places farther west, while seasonal changes alter the sun’s path and the clock time of dawn. The differences within one department are not time-zone changes.

Coastal haze, clouds, buildings and trees can delay the moment when the solar disc is visibly clear of the horizon. Astronomical sunrise instead refers to a calculated event based on the sun and the observer’s coordinates. It may therefore occur before a person at street level actually sees direct sunlight.

Choose Ouidah for a coastal outing, Abomey-Calavi for activity in that city, or the appropriate inland commune when accuracy matters. A date-specific local result is more useful than copying a sunrise time from another part of Benin.

Questions and answers

What is the UTC offset in Atlantique?
The department is one hour ahead of UTC, written UTC+1.
Is Atlantique in the same time zone as Cotonou?
Yes. Cotonou and all of Atlantique use West Africa Time.
Why does sunrise change if the clocks do not?
Clock rules stay fixed, but Earth’s movement and the observer’s location change the sun’s apparent timing.
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