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Use this U Time Converter page to check current local time, UTC and GMT offset, daylight saving details, related time zones, and popular time converter links.

Uniform Time Zone

Offset: U is 8 hours behind Greenwich Mean Time (GMT).

Countries using this time zone: Mexico, Pitcairn, United States

Principal Cities: The largest city in the U time zone is Los Angeles in the United States, with about 3.821 million people. Other major cities in this time zone include Tijuana, San Diego, Mexicali, San Jose.

Daylight Saving: Some places on Uniform Time Zone (U) keep the same time all year, while others use U for only part of the year and change their clocks for daylight saving time; see upcoming clock changes worldwide.

Map of the areas on Uniform Time Zone (U)
U part of the year

Today some of the shaded areas are on UTC−7 (PDT).

U representations, usage and related time zones

W3C/ISO-8601: International standard covering representation and exchange of dates and time-related data
  • -08 - basic short
  • -0800 - basic
  • -08:00 - extended
Email/RFC-2822: Internet Message Format Date Standard, typically used for timestamps in email headers
  • -0800 - sign character (-) followed by a four digit time providing hours (08) and minutes (00) of the offset. Indicates an offset of eight hours to the west of the zero meridian.
Military/NATO: Used by the U.S. military, Chinese military and others
  • Uniform - Military abbreviation for U
  • U - short form of 'Uniform'
Time zones with the GMT -8 offset:
  • AKDT - Alaska Daylight Time
  • PST - Pacific Standard Time
  • PT - Pacific Time
  • PST - Pitcairn Standard Time
  • U - Uniform Time Zone