Time Zone History

Uzbekistan time zone history

Uzbekistan has 2 zones of its own in the tz database. All of its zones keep UTC+5 as standard time, but their past clock changes differ. None of the 2 zones changes clocks today; the last seasonal change in any of them was in 1991. The Samarkand zone has changed standard time most often since 1970: twice.

2 zones · 0 with seasonal clock changes under the rules in tzdata 2026f · Convert a time

The 2 zones of Uzbekistan since 1970

the zone’s standard time today1 hour ahead2 hours aheadthe zone’s standard time today1 hour ahead2 hours ahead

How to read this chart

197019801990200020102020SamarkandTashkent197019902010SamarkandTashkent

Zones at a glance

ZoneArea coveredStandard timeClock changes todayNew standard times since 1970
SamarkandWest UzbekistanUTC+5no, last in 19912
TashkentEast UzbekistanUTC+5no, last in 19911

What sets each zone apart

  • Samarkand: Daylight saving time was used in 11 years since 1970, last in 1991; under the current rules the clocks no longer change.
  • Tashkent: Daylight saving time was used in 11 years since 1970, last in 1991; under the current rules the clocks no longer change.

How the zones compare with Samarkand since 1970

  • Tashkent: same time as Samarkand except 7,576 days in 1970–1991.

Every change of standard time since 1970

3 changes across the 2 zones, oldest first.

  • October 1, 1981 Samarkand: summer offset kept as standard time
  • April 1, 1982 Samarkand: summer offset kept as standard time
  • March 31, 1991 Tashkent: summer offset kept as standard time