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Colonia, Uruguay

Colonia follows Uruguay Standard Time at UTC−3. Every city and rural area in the department shares that clock, while sunrise and sunset vary with the season and exact location.

Colonia Del Sacramento, Uruguay

Friday, 4 September 2026

UTC−3 · America/Montevideo

Time and sun data for Colonia Del Sacramento — the largest city of Colonia

The sun in Colonia Del Sacramento

Sunrise 07:08 Solar noon 12:52 Sunset 18:36 Daylight 11 h 28 min Night 12 h 32 min Civil twilight 06:42 – 19:01

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Current time in Colonia, Uruguay

The displayed current time applies to Colonia del Sacramento, Carmelo, Nueva Helvecia, Juan Lacaze, and the rest of the department. Domestic travel does not require a time change because Uruguay uses one national civil zone.

Colonia faces the Río de la Plata and has frequent practical connections with places across the water. When coordinating an international journey or call, verify the other location’s current offset rather than assuming that geographic proximity guarantees matching time. Across a wide river, “nearby” is a geographical fact, not a scheduling instruction.

One Uruguayan clock across the department

Local time is known as Uruguay Standard Time, or UYT, and stands three hours behind UTC. To translate a UTC timestamp into Colonia time, subtract three hours. A UTC event in the first hours after midnight falls on the previous local date.

There is no current seasonal clock shift in Colonia. The offset stays at UTC−3 through the year, although the amount of daylight changes naturally. A destination abroad may observe different rules and cause the time gap to vary.

Colonia del Sacramento and Carmelo share one time zone. Local clocks remain aligned with Montevideo. The UTC offset is minus three hours. Travel within Uruguay involves no civil time-zone boundary. International schedules should include a date as well as an hour.

Phones and computers normally select the national zone automatically when correctly configured. For bookings and invitations, naming Uruguay or UTC−3 provides an additional check against a device that still carries settings from another country.

Principal cities and sunrise by the river

Colonia del Sacramento is the departmental capital and a common reference for time and daylight. Carmelo, Juan Lacaze, Nueva Helvecia, Rosario, and Nueva Palmira are other significant urban centers. Their official clocks are identical.

The western and eastern parts of the department occupy different longitudes, so sunrise calculations are not perfectly uniform. The selected date matters too: the timing and duration of daylight change over the course of the year.

Pick the actual town instead of relying on a department-wide approximation. Confirm that the result is expressed in local Uruguayan time. Separate astronomical sunrise from civil dawn. Account for cloud, structures, trees, and the local horizon.

A view across open water may offer a broad horizon, but the direction of that view and local weather still matter. The listed sunrise is a calculated event, whereas the first sunlight visible from a particular doorway, road, or waterfront can occur later.

Questions and answers

Is Colonia in a different time zone from Montevideo?
No. Colonia and Montevideo both use Uruguay Standard Time at UTC−3.
Does Colonia change clocks for summer?
No. The department does not currently observe a seasonal daylight-saving change.
Are sunrise times identical in Colonia del Sacramento and Nueva Palmira?
Not necessarily. They share a clock, but their coordinates produce slightly different sunrise calculations.
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