Current Time in Dominica

Dominica uses Atlantic Standard Time (UTC-4 year-round). No daylight saving time observed.

About the Timezone in Dominica

Dominica, with its capital in Roseau, is located in the Caribbean region. The country uses Atlantic Standard Time (AST) year-round, with a fixed offset of UTC-4 year-round. There is no daylight saving time adjustment. Major cities include Roseau, Portsmouth, Marigot, Berekua, Mahaut. Dominica shares UTC-4 with St. Lucia. Same time. Dominica shares UTC-4 with Grenada. Same time. Dominica is 1 hour ahead of US Eastern in winter.

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Dominica Timezone Details

Country
Dominica
Capital
Roseau
Timezone
Atlantic Standard Time (AST)
IANA Name
America/Puerto_Rico
UTC Offset
UTC-4 year-round
Daylight Saving
No
Region
Caribbean
Major Cities
Roseau, Portsmouth, Marigot, Berekua, Mahaut
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Dominica uses Atlantic Standard Time. This timezone does not observe daylight saving time. View the full timezone page for DST rules, offset comparisons, and all countries in this zone.
View Atlantic Standard Time zone →

Time Differences

vs St. Lucia (AST) (UTC-4)
Dominica shares UTC-4 with St. Lucia. Same time.
vs Grenada (AST) (UTC-4)
Dominica shares UTC-4 with Grenada. Same time.
vs US Eastern (EST) (UTC-5)
Dominica is 1 hour ahead of US Eastern in winter.

Frequently asked questions

Does Dominica have daylight saving time?

No. Dominica has never observed DST and stays on AST (UTC-4) year-round.

What timezone is Roseau in?

Roseau uses Atlantic Standard Time (AST), which is UTC-4. Same timezone as St. Lucia, Grenada, and other Windward Islands.

What is the time difference between Dominica and the US?

Dominica is 1 hour ahead of US Eastern Time (EST) in winter; same time as EDT in summer.

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