South American time zones:

UYST – Uruguay Summer Time



  • UYST is not observed in any location this year.

    Locations that used to be on UYST for part or all of the year are now on UYT (Uruguay Time) instead.
Currently no cities are observing UYST

Find local time and time zone for a location

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

Time zone offset: UTC - 2 hours

UYST is 2 hours behind of Coordinated Universal Time (UTC)

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

Time zone abbreviation: UYST

Full name is Uruguay Summer Time

Email time zone indicator: -0200

An email sent from someone in the UYST time zone will have the time zone listed as "-0200" in the headers of the email. (However, "-0200" does not have to be in UYST, as other time zones could have the same UTC offset).

For actual dates DST might be observed, look at the examples below

Where and when is UYST observed?

Countries using UYST in the summer and UYT during the winter

Time zone maps are under development and will be available later

Example location in UYST

Other time zones in South America

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

Time zones in other regions

Related links