North American time zones:

CDT – Central Daylight Time

Current time in Mexico City

Sunday, August 31, 2014 at 6:27:42 AM CDT

Mexico City will stay on CDT until Sunday, October 26, 2014 at 2:00 AM
when clocks are moved to Sunday, October 26, 2014 at 01:00:00CST

Find local time and time zone for a location

We recommend looking up by location name, not time zone name.

Time zone offset: UTC - 5 hours

CDT is 5 hours behind of Coordinated Universal Time (UTC)

Note that CDT is a daylight saving time/summer time zone. It is generally only used during the summer in the places listed below, during the winter CST is used instead

Time zone abbreviations: CDT, HAC

Full name is Central Daylight Time
HAC – Heure Avancée du Centre (French)

Email time zone indicator: -0500

An email sent from someone in the CDT time zone will have the time zone listed as "-0500" in the headers of the email. (However, "-0500" does not have to be in CDT, as other time zones could have the same UTC offset).

For actual dates DST might be observed, look at the examples below
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Where and when is CDT observed?

US states using CDT in the summer and CST during the winter

Canadian provinces using CDT in the summer and CST during the winter

Mexican states using CDT in the summer and CST during the winter

Time zone maps are under development and will be available later

Example location in CDT

Other time zones in North America

Go directly through the links below, or see the North America time zone list

Time zones in other regions

Related links