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How UAE Public Holidays Actually Get Declared

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A Dubai neighborhood mosque — the Islamic calendar sets the rhythm of the UAE's floating holidays

Every year, the same scene: half of Dubai has flights booked for Eid, and nobody can say with certainty which day Eid begins until a committee meets after sunset and looks at the sky. If you’re new here, that sounds chaotic. It isn’t — it’s a system, and once you understand it, planning around it gets much easier. This piece is part of our news section’s city-basics coverage.

The official list

The UAE’s holiday calendar is set by Cabinet Resolution No. 27 of 2024 and, as the government portal u.ae confirms, applies to the public and private sectors alike — your employer doesn’t get to opt out. The recurring list:

HolidayDate basisLength
Gregorian New YearJanuary 1 (Gregorian)1 day
Eid Al Fitr1–3 Shawwal (Hijri)3 days; if Ramadan runs 30 days, day 30 is a holiday too
Arafah Day9 Dhu Al Hijjah (Hijri)1 day
Eid Al Adha10–12 Dhu Al Hijjah (Hijri)3 days
Hijri New Year1 Muharram (Hijri)1 day
Prophet Mohammed’s birthday12 Rabi’ Al Awwal (Hijri)1 day
National DayDecember 2–3 (Gregorian)2 days

Source: u.ae — Public holidays, page updated 2 July 2026.

Notice the pattern: two holidays carry Gregorian dates and never move. Everything else is pinned to the Hijri calendar, which runs on lunar months of 29 or 30 days — meaning those holidays drift roughly eleven days earlier each Gregorian year, and their exact date depends on when a new crescent moon is sighted.

The moon-sighting mechanics

An Islamic month ends when the new crescent is seen. So on the evening of the 29th day of the relevant month, the UAE’s moon-sighting committee — religious scholars, astronomers, and officials — convenes, collects observation reports from across the country, and rules: if the crescent was sighted, the new month starts tomorrow; if not, the current month runs one more day. The announcement lands through official channels and state media that same evening.

This is why Eid Al Fitr can’t be confirmed far in advance, and why the holiday block attached to it can stretch by a day depending on how long Ramadan runs — u.ae lists the conditions. Astronomical calculations narrow it to two candidate dates months ahead, which is what every “Eid expected on…” headline is based on. Expected, not confirmed.

The snag: the u.ae listing is also explicit that a public holiday is not transferred to another day if it lands on a weekend or overlaps another holiday. There’s no automatic Monday-off compensation, so a National Day that falls on a Saturday is simply a Saturday.

Planning around uncertainty

Residents who’ve done a few cycles develop the same habits:

  • Book the bracket, not the day. For Eid travel, take leave that covers both candidate outcomes, or book flights with flexible dates. The one-day swing is the whole game.
  • Watch for the official announcement, typically issued ahead of each holiday by government human-resources authorities and carried by state media. Until then, treat every published date as provisional — including anything in this article’s future.
  • Expect the city to transform. Ramadan reshapes daily rhythm well beyond the holiday itself — our primer on the holy month covers how hours, dining, and etiquette shift. And long weekends are when everyone does the same three things at once: book restaurants early (the brunch scene sells out first), and expect seasonal attractions like Global Village to run at full crush.
  • Check before assuming. Private-sector holiday dates occasionally differ in length from initial expectations based on the moon ruling. The u.ae holidays page is the clean source of record.

Why it stays this way

It’s occasionally asked why the UAE doesn’t just fix Eid by calculation. The answer is that moon sighting is a religious determination, not an administrative one — the committee’s process blends Sharia guidelines with modern astronomy, and the one-day uncertainty is the accepted cost. Once you stop fighting it and start booking around it, the floating holidays become what they are for most residents: a pleasant surprise with about twelve hours’ notice.

Photo: Pexels

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