America/Cancun time zone

America/Cancun is an IANA time zone used in Mexico. It stays on UTC−5 all year.

America/Cancun at a glance

Rules of the America/Cancun time zone

America/Cancun has stayed on UTC−5 since its last daylight saving period in 2014. Software that still applies an old rule will show the wrong time, so keep tz data up to date.

Recent and upcoming changes in America/Cancun

The base offset of this zone changed in 2015, from UTC−6 to UTC−5. Old timestamps should be converted with the rule that applied at the time.

Where America/Cancun is used

America/Cancun is used in Mexico. These are the largest cities in our list that follow it.

• Cancún

America/Cancun compared with other time zones

Differences change during the year when one side moves to or from daylight saving time, so the table shows January and July separately.

Other zones on UTC−5 right now

These IANA zones show the same time as America/Cancun today. Their clock-change rules may differ.

• America/Bogota
• America/Cayman
• America/Detroit
• America/Grand_Turk
• America/Guayaquil
• America/Havana
• America/Indiana/Indianapolis
• America/Jamaica
• America/Kentucky/Louisville
• America/Lima
• America/Nassau
• America/New_York

Using America/Cancun in software

Store and send the zone as its IANA name, America/Cancun, not as a fixed offset. A fixed offset such as UTC−5 gives the wrong result after the next clock change.

Show the current time in America/Cancun:

// JavaScript
new Intl.DateTimeFormat('en-GB', { timeZone: 'America/Cancun', timeStyle: 'long' }).format(new Date());
# Python
from datetime import datetime
from zoneinfo import ZoneInfo
datetime.now(ZoneInfo('America/Cancun'))
// PHP
(new DateTime('now', new DateTimeZone('America/Cancun')))->format('c');
# Shell
TZ=America/Cancun date

Tools for time in America/Cancun

• Convert a time to or from America/Cancun: pick a date and time and see it in every city on your list.
• Add Cancún to your world clock to keep it next to your own time.
• Find a meeting time that falls inside office hours in America/Cancun and the other cities you work with.
• Open a full-screen clock for your own time zone.

Frequently asked questions

Time zone rules: IANA tz database, version 2026e. Place names and coordinates: GeoNames. Sunrise and sunset are calculated from the coordinates and can differ by a minute or two from local almanacs.