UTC+08:00 is an identifier for a time offset from UTC of +08:00.

It is essentially the most populous time zone on the earth, in addition to a potential candidate for ASEAN Widespread Time, mainly as a result of China’s massive population, with an estimated inhabitants of 1.4 billion people.

This time zone is used in all predominantly Chinese-speaking regions, giving international Chinese language web sites and Tv channels the identical time.

In Indonesia, it is called Central Indonesian Time (Indonesian: Waktu Indonesia Tengah / WITA) whereas in Western Australia, it is called Australian Western Customary Time.

As commonplace time (year-spherical)
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Principal cities: Irkutsk, Ulaanbaatar, Shanghai, Beijing, Guangzhou, Hangzhou, Suzhou, Xiamen, Shenzhen, Hong Kong, Macau, Taipei, Taichung, Kaohsiung, Kuala Lumpur, Singapore, Bandar Seri Begawan, Manila, Quezon Metropolis, Tanjung Selor, Balikpapan, Samarinda, Manado, Palu, Makassar, Denpasar, Kupang, Perth.

Russia – Irkutsk Time[1]

Far Japanese Federal District

East Asia
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Mongolia – Time in Mongolia[2]

Jap three-fourths of the nation, including Dornod, Sükhbaatar, Ulaanbaatar

Mainland China – China Normal Time

Hong Kong – Hong Kong Time (Hong Kong Commonplace Time)

Macau – Macau Time (Macau Normal Time)

Taiwan – National Normal Time

Brunei – Brunei Darussalam Standard Time

Indonesia – Central Indonesia Time[3][4]

East Kalimantan

North Kalimantan

South Kalimantan

Lesser Sunda Islands

Bali

East Nusa Tenggara

West Nusa Tenggara

All provinces in Sulawesi

Central Sulawesi

Gorontalo

North Sulawesi

South Sulawesi

Southeast Sulawesi

West Sulawesi

Malaysia – Malaysia Standard Time

Philippines – Philippine Standard Time

Singapore – Singapore Normal Time

Western Australia (except Eucla and nearby areas, together with Caiguna, Cocklebiddy, Madura and Mundrabilla, unofficially observes UTC+08:45[5])

Casey Station

Discrepancies between official UTC+08:00 and geographical UTC+08:00
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This section is just partly updated for longitudes using other time zones. This concerns areas inside 112°30′ E to 127°30′ E longitude.

Components of Russia, including very easternmost components of Krasnoyarsk Krai, the place UTC+07:00 is used, and Zabaykalsky Krai and most of western Sakha Republic the place UTC+09:00 is used.

Components of Indonesia, including jap East Java with its capital city Surabaya, most of Central Kalimantan with its capital city Palangka Raya, and jap part of West Kalimantan, the place UTC+07:00 is used, and some of the western islands within the province of Maluku and North Maluku the place UTC+09:00 is used.

East Timor, where UTC+09:00 is used.

Components of Okinawa Prefecture, Japan, including Sakishima Islands with its westernmost point Yonaguni, western parts of Kerama Islands, and some islands of the western Okinawa Islands, where UTC+09:00 is used.

The western components of Korea, together with the North Korean capital city, Pyongyang and South Korean capital metropolis, Seoul, where UTC+09:00 is used. Elements of northeast China together with the japanese half of Heilongjiang Province. The Yanbian Korean Autonomous Prefecture in Jilin Province.

Easternmost elements of Western Australia.

Areas between 97°30′ E and 112°30′ E (“physical” UTC+07:00)
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Singapore[6][7]

Malaysia:

Western part of Sarawak in Malaysian Borneo.

Peninsular Malaysia, the place the nation’s capital Kuala Lumpur is situated.

Many components of central China including:

Western two-third of Hunan

Interior Mongolia, together with its capital Hohhot.

Most of central Mongolia together with the capital Ulaanbaatar.

In Russia, most of:

Areas between 82°30′ E and 97°30′ E (“physical” UTC+06:00)
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Elements of China

Most of Xinjiang Uyghur Autonomous Region (though many locals set their clocks at UTC+06:00 even whether it is formally UTC+08:00, in any case work and shop schedules are two hours after Shanghai and Beijing).[8] See additionally Time in China.

most of Tibet Autonomous Region

Western Mongolia.

Areas between 67°30′ E and 82°30′ E (“bodily” UTC+05:00)
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Components of western China including western Xinjiang province (Kashgar) (although most locals observe UTC+06:00 even if it is officially UTC+08:00).

Historic time offsets
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The southern half of Vietnam (Republic of Vietnam) was formerly part of this time zone previous to the nationwide reunification on 30 April 1975, making it one hour ahead of North Vietnam. After 1975, the whole nation came under the North Vietnamese time zone, UTC+07:00.

In response to Presidential Decree 41/1987, Indonesia’s ex-province of Timor Timur used this time zone with neighboring East Nusa Tenggara and other provinces in Lesser Sunda Islands, elements of Kalimantan and Sulawesi[9] till independence as East Timor, which the country changed to UTC+09:00 because the official time zone. As well as, West Kalimantan and Central Kalimantan, which beforehand used this time zone, switched to UTC+07:00 (Western Indonesian Time), following Java and Sumatra.[10]

Time in Cambodia

Time in Laos

Xinjiang Time

^ “ULAT – Ulaanbaatar Time”. Asian time zones. Time and Date. Retrieved 14 July 2012.

^ “Indonesia Time Zones – Indonesia Current Time”. TimeTemperature.com. Retrieved 27 October 2012.

^ “Neglect daylight saving, this stretch of desert has its own strange little time zone”. ABC Information. 2019-04-08. Retrieved 2022-04-06.

^ Ong, Tanya (31 July 2019). “S’pore is within the fallacious time zone as a result of we set our clocks 1 hour ahead”. Mothership. Retrieved 4 April 2026.

^ “Idea of widespread Asean time zone surfaced amongst region’s ministers a decade in the past”. The Straits Occasions. 19 November 2025. Retrieved 4 April 2026. Going by geographic division of time zones all over the world, Singapore falls within the GMT+7 region.

^ Bending Time in Xinjiang

^ “KEPPRES No. Forty one Tahun 1987 tentang Pembagian Wilayah Republik Indonesia Menjadi three (Tiga) Wilayah Waktu [JDIH BPK RI]”. peraturan.bpk.go.id. Retrieved eight October 2021.

^ Isnanto, Bayu Ardi. “Jangan Salah! Zona Waktu di Kalimantan Bukan Cuma Wita”. detikKalimantan (in Indonesian). Retrieved 14 May 2026.

Media associated to UTC+08:00 at Wikimedia Commons

Historical past of Hong Kong Time Service Archived 2009-05-22 on the Wayback Machine

Retrieved from “https://en.wikipedia.org/w/index.php?title=UTC%2B08:00&oldid=1357144800”

Time in Singapore

Time in Taiwan

Time within the Philippines

CS1 Indonesian-language sources (id)

Articles needing further references from March 2014

All articles needing additional references

Webarchive template wayback hyperlinks

This page was final edited on 1 June 2026, at 00:36 (UTC).

UTC+08:00

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