Time zone history in Asia
74 zones of the tz database have their reference point in Asia. They use 16 different standard times today; the most common is UTC+5, kept by 13 zones. 6 still change their clocks during the year. 47 used daylight saving time at some point since 1970 and no longer do, most recently in 2022. The record with the most changes of standard time since 1970 is Qyzylorda, with 8 times.
Standard times in use
Every zone, with its clock changes since 1970
The strip shows 1970 to 2028; amber marks years with seasonal clock changes.
| Zone | Standard time | Clock changes today | New standard times since 1970 | 1970 to 2028 |
|---|---|---|---|---|
| Anadyr, Russia | UTC+12 | no (last 2010) | 5 | |
| Kamchatka, Russia | UTC+12 | no (last 2010) | 4 | |
| Magadan, Russia | UTC+11 | no (last 2010) | 5 | |
| Sakhalin, Russia | UTC+11 | no (last 2010) | 6 | |
| Srednekolymsk, Russia | UTC+11 | no (last 2010) | 4 | |
| Ust-Nera, Russia | UTC+10 | no (last 2010) | 6 | |
| Vladivostok, Russia | UTC+10 | no (last 2010) | 4 | |
| Chita, Russia | UTC+9 | no (last 2010) | 5 | |
| East Timor | UTC+9 | no | 2 | |
| Jayapura, Indonesia | UTC+9 | no | 0 | |
| Khandyga, Russia | UTC+9 | no (last 2010) | 6 | |
| North Korea | UTC+9 | no | 2 | |
| South Korea | UTC+9 | no (last 1988) | 0 | |
| Japan | UTC+9 | no | 0 | |
| Yakutsk, Russia | UTC+9 | no (last 2010) | 4 | |
| Hong Kong | UTC+8 | no (last 1979) | 0 | |
| Irkutsk, Russia | UTC+8 | no (last 2010) | 4 | |
| Malaysia | UTC+8 | no | 0 | |
| Macau | UTC+8 | no (last 1979) | 0 | |
| Makassar, Indonesia | UTC+8 | no | 0 | |
| Philippines | UTC+8 | no (last 1990) | 0 | |
| Shanghai, China | UTC+8 | no (last 1991) | 0 | |
| Singapore | UTC+8 | no | 1 | |
| Taiwan | UTC+8 | no (last 1979) | 0 | |
| Ulaanbaatar, Mongolia | UTC+8 | no (last 2016) | 1 | |
| Thailand | UTC+7 | no | 0 | |
| Barnaul, Russia | UTC+7 | no (last 2010) | 6 | |
| Vietnam | UTC+7 | no | 1 | |
| Hovd, Mongolia | UTC+7 | no (last 2016) | 1 | |
| Jakarta, Indonesia | UTC+7 | no | 0 | |
| Krasnoyarsk, Russia | UTC+7 | no (last 2010) | 4 | |
| Novokuznetsk, Russia | UTC+7 | no (last 2010) | 4 | |
| Novosibirsk, Russia | UTC+7 | no (last 2010) | 6 | |
| Pontianak, Indonesia | UTC+7 | no | 1 | |
| Tomsk, Russia | UTC+7 | no (last 2010) | 6 | |
| Myanmar | UTC+6:30 | no | 0 | |
| Kyrgyzstan | UTC+6 | no (last 2005) | 2 | |
| Bangladesh | UTC+6 | no (last 2009) | 0 | |
| Omsk, Russia | UTC+6 | no (last 2010) | 4 | |
| Bhutan | UTC+6 | no | 1 | |
| Ürümqi, China | UTC+6 | no | 0 | |
| Nepal | UTC+5:45 | no | 1 | |
| Sri Lanka | UTC+5:30 | no | 3 | |
| India | UTC+5:30 | no | 0 | |
| Almaty, Kazakhstan | UTC+5 | no (last 2004) | 3 | |
| Aqtau, Kazakhstan | UTC+5 | no (last 2004) | 6 | |
| Aqtobe, Kazakhstan | UTC+5 | no (last 2004) | 4 | |
| Turkmenistan | UTC+5 | no (last 1991) | 2 | |
| Atyrau, Kazakhstan | UTC+5 | no (last 2004) | 6 | |
| Tajikistan | UTC+5 | no (last 1991) | 1 | |
| Pakistan | UTC+5 | no (last 2009) | 0 | |
| Oral, Kazakhstan | UTC+5 | no (last 2004) | 6 | |
| Qostanay, Kazakhstan | UTC+5 | no (last 2004) | 6 | |
| Qyzylorda, Kazakhstan | UTC+5 | no (last 2004) | 8 | |
| Samarkand, Uzbekistan | UTC+5 | no (last 1991) | 2 | |
| Tashkent, Uzbekistan | UTC+5 | no (last 1991) | 1 | |
| Yekaterinburg, Russia | UTC+5 | no (last 2010) | 4 | |
| Afghanistan | UTC+4:30 | no | 0 | |
| Azerbaijan | UTC+4 | no (last 2015) | 2 | |
| United Arab Emirates | UTC+4 | no | 0 | |
| Georgia | UTC+4 | no (last 2004) | 4 | |
| Armenia | UTC+4 | no (last 2011) | 2 | |
| Iran | UTC+3:30 | no (last 2022) | 2 | |
| Jordan | UTC+3 | no (last 2022) | 1 | |
| Iraq | UTC+3 | no (last 2007) | 0 | |
| Syria | UTC+3 | no (last 2022) | 1 | |
| Qatar | UTC+3 | no | 1 | |
| Saudi Arabia | UTC+3 | no | 0 | |
| Lebanon | UTC+2 | yes | 0 | |
| Famagusta, Cyprus | UTC+2 | yes | 2 | |
| Gaza, Palestine | UTC+2 | yes | 0 | |
| Hebron, Palestine | UTC+2 | yes | 0 | |
| Israel | UTC+2 | yes | 0 | |
| Nicosia, Cyprus | UTC+2 | yes | 0 |