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Corozal, Puerto Rico

Corozal is on Atlantic Standard Time, fixed at four hours behind UTC. It follows Puerto Rico’s common time zone and has no daylight-saving clock change.

Corozal, Puerto Rico

Friday, 4 September 2026

UTC−4 · America/Puerto_Rico

Time and sun data for Corozal — the largest city of Corozal

The sun in Corozal

Sunrise 06:13 Solar noon 12:26 Sunset 18:39 Daylight 12 h 26 min Night 11 h 34 min Civil twilight 05:51 – 19:01

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Current time in Corozal, Puerto Rico

For accurate automatic timekeeping, Corozal should be assigned the America/Puerto_Rico zone. That setting corresponds to AST and UTC−4. It is preferable to selecting another city merely because its current clock happens to match, since that city may follow different seasonal rules.

Use America/Puerto_Rico on computers and phones. Write AST for a familiar local abbreviation. Write UTC−4 when the offset must be explicit. Expect no clock transition during the year. Use the same hour for other Puerto Rico municipalities.

A UTC time can be translated by moving four hours earlier. Around midnight, remember that the resulting Corozal date may be the previous calendar day. Conversely, convert from Corozal to UTC by moving four hours later. Corozal’s clocks do not spring forward or fall back; they have excellent balance.

Local time and major cities

Corozal shares its clock with all of Puerto Rico. San Juan is the capital and central urban reference, while Bayamón, Carolina, Ponce, and Caguas are also among the largest cities. Their geographic separation creates no difference in civil time.

This uniformity helps with appointments and territory-wide broadcasts. If an event begins at 14:00 in Ponce, the local clock in Corozal also reads 14:00. Travel duration remains relevant, but changing the watch is unnecessary.

Confusion usually comes from comparing Puerto Rico with a place that changes clocks seasonally. A person elsewhere may move one hour relative to Corozal even though neither Corozal’s time-zone name nor its UTC offset has changed. The event date is therefore essential when calculating an international time difference.

Sunrise as a daily value

Sunrise in Corozal must be associated with a specific day. The time gradually shifts over the year as daylight patterns change. Since AST stays fixed, there is no artificial one-hour jump in the local sunrise listing caused by daylight saving time.

A service may display several morning events: astronomical twilight, nautical twilight, civil dawn, and sunrise. They are not interchangeable. Sunrise is the horizon-crossing event; dawn labels describe earlier stages of increasing light.

Confirm the municipality and territory in the lookup. Check that the date matches the planned morning. Use the result expressed in AST. Allow for terrain, obstructions, and weather. Corozal’s inland landscape can affect when the Sun itself becomes visible from a particular viewpoint. The calculated time remains a useful common reference even when a ridge makes the observed appearance later.

Questions and answers
What time zone should I select for Corozal?
Select America/Puerto_Rico, which uses Atlantic Standard Time.
Does Corozal observe daylight saving time?
No. Its UTC−4 offset remains constant.
Are sunrise and dawn identical?
No. Dawn begins before sunrise and describes the growing morning light.

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