UTC
Universal Time Coordinated
GMT +0
Taiwan
CST
California, USA
PST
New York, USA
EST
United Kingdom
GMT

Time Difference

Universal Time Coordinated is 8 hours behind CST (China Standard Time) and 8 hours ahead of PST (Pacific Standard Time) and 5 hours ahead of EST (Eastern Standard Time) and 0 hours ahead of GMT (Greenwich Mean Time)
3:00 am03:00 in UTC is 11:00 am11:00 in Taipei, Taiwan and is 7:00 pm19:00 in San Francisco, CA, USA and is 10:00 pm22:00 in New York City, NY, USA and is 3:00 am03:00 in London, United Kingdom

UTC to Taipei call time
Best time for a conference call or a meeting is between 8am-10am in UTC which corresponds to 4pm-6pm in Taipei
UTC to San Francisco call time
Best time for a conference call or a meeting is between 4pm-6pm in UTC which corresponds to 8am-10am in San Francisco
UTC to New York City call time
Best time for a conference call or a meeting is between 1pm-6pm in UTC which corresponds to 8am-1pm in New York City
UTC to London call time
Best time for a conference call or a meeting is between 8am-6pm in UTC which corresponds to 8am-6pm in London

3:00 am03:00 Universal Time Coordinated (UTC). Offset UTC 0:00 hours
11:00 am11:00 CST (China Standard Time) (Taipei, Taiwan). Offset UTC +8:00 hours
7:00 pm19:00 PST (Pacific Standard Time) (San Francisco, CA, USA). Offset UTC -8:00 hours
10:00 pm22:00 EST (Eastern Standard Time) (New York City, NY, USA). Offset UTC -5:00 hours
3:00 am03:00 GMT (Greenwich Mean Time) (London, United Kingdom). Offset UTC 0:00 hours

3:00 am03:00 UTC / 11:00 am11:00 Taipei, Taiwan / 7:00 pm19:00 San Francisco, CA, USA / 10:00 pm22:00 New York City, NY, USA / 3:00 am03:00 London, United Kingdom

UTC Taipei, Taiwan San Francisco, CA, USA New York City, NY, USA London, United Kingdom
12am (midnight) 8am 4pm 7pm 12am (midnight)
1am 9am 5pm 8pm 1am
2am 10am 6pm 9pm 2am
3am 11am 7pm 10pm 3am
4am 12pm (noon) 8pm 11pm 4am
5am 1pm 9pm 12am (midnight) 5am
6am 2pm 10pm 1am 6am
7am 3pm 11pm 2am 7am
8am 4pm 12am (midnight) 3am 8am
9am 5pm 1am 4am 9am
10am 6pm 2am 5am 10am
11am 7pm 3am 6am 11am
12pm (noon) 8pm 4am 7am 12pm (noon)
1pm 9pm 5am 8am 1pm
2pm 10pm 6am 9am 2pm
3pm 11pm 7am 10am 3pm
4pm 12am (midnight) 8am 11am 4pm
5pm 1am 9am 12pm (noon) 5pm
6pm 2am 10am 1pm 6pm
7pm 3am 11am 2pm 7pm
8pm 4am 12pm (noon) 3pm 8pm
9pm 5am 1pm 4pm 9pm
10pm 6am 2pm 5pm 10pm
11pm 7am 3pm 6pm 11pm
0:00 8:00 16:00 19:00 0:00
1:00 9:00 17:00 20:00 1:00
2:00 10:00 18:00 21:00 2:00
3:00 11:00 19:00 22:00 3:00
4:00 12:00 20:00 23:00 4:00
5:00 13:00 21:00 0:00 5:00
6:00 14:00 22:00 1:00 6:00
7:00 15:00 23:00 2:00 7:00
8:00 16:00 0:00 3:00 8:00
9:00 17:00 1:00 4:00 9:00
10:00 18:00 2:00 5:00 10:00
11:00 19:00 3:00 6:00 11:00
12:00 20:00 4:00 7:00 12:00
13:00 21:00 5:00 8:00 13:00
14:00 22:00 6:00 9:00 14:00
15:00 23:00 7:00 10:00 15:00
16:00 0:00 8:00 11:00 16:00
17:00 1:00 9:00 12:00 17:00
18:00 2:00 10:00 13:00 18:00
19:00 3:00 11:00 14:00 19:00
20:00 4:00 12:00 15:00 20:00
21:00 5:00 13:00 16:00 21:00
22:00 6:00 14:00 17:00 22:00
23:00 7:00 15:00 18:00 23:00

Universal Time Coordinated

Offset: UTC is 0 hours ahead Greenwich Mean Time (GMT) and is used in Universal

Coordinated Universal Time (UTC) is the world time standard that regulates clocks and time. It is successor to Greenwich Mean Time (GMT). For casual use, UTC is the same as GMT, but is used by the scientific community.
UTC is the time standard commonly used across the world since 1972. It is used in many technical fields, like aviation industry and meteorologists, also used to synchronize time across internet networks.

UTC representations, usage and related time zones

W3C/ISO-8601: International standard covering representation and exchange of dates and time-related data
  • Z - is the zone designator for the zero UTC/GMT offset, also known as 'Zulu' time
  • +00 - basic short
  • +0000 - basic
  • +00:00 - extended
Email/RFC-2822: Internet Message Format Date Standard, typically used for timestamps in email headers
  • +0000 - sign character (+) followed by a four digit time providing hours (00) and minutes (00) of the offset. Indicates zero hour and zero minutes time differences of the zero meridian.
Military/NATO: Used by the U.S. military, Chinese military and others
  • Zulu - Military abbreviation for UTC
  • Z - short form of 'Zulu'
IANA/Olson: Reflects UTC time zone boundaries defined by political bodies, primarily intended for use with computer programs and operating systems
  • Etc/UCT
  • Etc/UTC
  • Etc/Universal
  • Etc/Zulu
  • UCT
  • UTC
  • Universal
  • Zulu
Time zones with the GMT +0 offset:
  • EGST - Eastern Greenland Summer Time
  • GMT - Greenwich Mean Time
  • WET - Western European Time
  • AZOST - Azores Summer Time
  • UTC - Universal Time Coordinated
  • WT - Western Sahara Standard Time
  • Z - Zulu Time Zone

Taipei Information

Time Zone

Abbreviation / Name
CST - China Standard Time
UTC / GMT Offset
+8:00 hours during China Standard Time, currently in use.

Taipei Facts

Country
Taiwan
Alternative Names
GJai Bac, Kota Taipei, Pan Kiao, Pan-ch'iao, Pan-ch'iao-chen, Pan-ch'iao-chieh, Pan-ch’iao, Pan-ch’iao-chen, Pan-ch’iao-chieh, T'ai-pei, T'ai-pei Shih, T'ai-pei-hsien, TPE, Taibei Shi, Taibei Shih, Taibejus, Taibėjus, Taipe, Taipeh, Taipei, Taipeium, Taipejus, Taipé, Taipéi, Taipėjus, Tajbehj, Tajpej, Tajpeo, Tayipeh, Tayipèh, Tchaj-pej, T’ai-pei, T’ai-pei Shih, T’ai-pei-hsien, ta'ipe, ta'ipe'i, tai bei, tai bei shi, taibei, taibei si, taipei, taippei, thipe, Đài Bắc, Ταϊπέι, Тайбэй, Тайпей, Тајпеј, טאיפי, טאיפיי, تەيبېي, ताइपे, টাইপেই, ไทเป, ཐའེ་པེ, ታይፔ, 台北, 台北市, 臺北市, 타이베이, 타이베이 시, 타이뻬이, 타이페이
Population
7,871,900
Currency
Dollar (TWD)
Geographic Coordinates
25° 02' N Latitude / 121° 31' E Longitude
International Dialing Code
+886

San Francisco Information

Time Zone

Abbreviation / Name
PST - Pacific Standard Time
HNP - Heure Normale du Pacifique
UTC / GMT Offset
-8:00 hours during Pacific Standard Time, currently in use.
-8:00 hours during Heure Normale du Pacifique.
Daylight Saving Time Change
0:00 hours - DST is NOT in use
Daylight Saving Time Starts
Daylight saving time clock moves forward for one hour from 2am to 3am Sunday, March 14, 2021 at 2:00 am local time. DST starts annually the on second Sunday of March. Clocks are turned forward 0 hour to Sunday, March 14, 2021, 3:00 am local daylight time instead. Also called Spring Forward or Summer Time.
Daylight Saving Time Ends
Daylight saving time clock moves back for one hour from 2am to 1am Sunday, November 7, 2021 at 2:00 am local time. DST ends annually the on first Sunday of November. Clocks are turned backward 0 hour to Sunday, November 7, 2021, 1:00 am local standard time instead. Also called Fall Back or switch to Winter Time.

San Francisco Facts

Country
USA
State
California
Alternative Names
Franciscopolis, Frisco, Kapalakiko, Khiu-kim-san, Khiu-kîm-sân, Lungsod ng San Francisco, New Albion, SF, SFO, San Francisco, San Franciscu, San Francisko, San Fransisco, San Fransiskas, San Fransisko, San Frantzisko, San Phransisko, San-Francisko, San-Francyska, San-Fransisko, Sanfrancisko, Sao Francisco, São Francisco, Yerba Buena, can pirancisko, jiu jin shan, saenpeulan, saenpeulansiseuko, saina pharansisako, saina phransisko, san f ran si s ko, san fan shi, san fransskw, san fransyskw, san fransyskۆ, san phransisko, sana phransisako ka'unti, sana phransisko, sanfuranshisuko, sena phransisko, sn prnsysqw, syana phransisko, Σαν Φρανσίσκο, Сан Франсиско, Сан Франциско, Сан-Франциско, Сан-Францыска, Сан-Франціско, Սան Ֆրանցիսկո, סאן פראנציסקא, סן פרנסיסקו, سان فرانسسکو, سان فرانسيسكو, سان فرانسیسکو, سان فرانسیسکۆ, सॅन फ्रान्सिस्को, सैन फ्रांसिस्को, स्यान फ्रान्सिस्को, সান ফ্রান্সিসকো কাউন্টি, সান ফ্রান্সিস্কো, ਸੈਨ ਫਰਾਂਸਿਸਕੋ, சான் பிரான்சிஸ்கோ, శాన్ ఫ్రాన్సిస్కో, സാൻ ഫ്രാൻസിസ്കോ, සැන් ෆ්‍රැන්සිස්කෝ, ซานฟรานซิสโก, སན་ཧྥུ་རན་སིས་ཁོ, ဆန်ဖရန်စစ္စကိုမြို့, სან-ფრანცისკო, サンフランシスコ, 三藩市, 旧金山, 舊金山, 샌프란, 샌프란시스코
Population
864,816
Currency
Dollar (USD)
Geographic Coordinates
37° 46' N Latitude / 122° 25' W Longitude
International Dialing Code
+1

New York City Information

Time Zone

Abbreviation / Name
EST - Eastern Standard Time
EDT - Eastern Daylight Time
UTC / GMT Offset
-5:00 hours during Eastern Standard Time, currently in use.
-4:00 hours during Eastern Daylight Time.
Daylight Saving Time Change
+1:00 hour - DST is NOT in use
Daylight Saving Time Starts
Daylight saving time clock moves forward for one hour from 2am to 3am Sunday, March 14, 2021 at 2:00 am local time. DST starts annually the on second Sunday of March. Clocks are turned forward 1 hour to Sunday, March 14, 2021, 3:00 am local daylight time instead. Also called Spring Forward or Summer Time.
Daylight Saving Time Ends
Daylight saving time clock moves back for one hour from 2am to 1am Sunday, November 7, 2021 at 2:00 am local time. DST ends annually the on first Sunday of November. Clocks are turned backward 1 hour to Sunday, November 7, 2021, 1:00 am local standard time instead. Also called Fall Back or switch to Winter Time.

New York City Facts

Country
USA
State
New York
Alternative Names
Aebura, Bandar Raya New York, Big Apple, Cathair Nua-Eabhrac, City of New York, Eabhraig Nuadh, Efrog Newydd, Evrek Nowydh, Ga-no-no, Kanon:no, Kanono, Kanón:no, Kota New York, Lungsod ng New York, N'ju-Jork, NY, NYC, Nea Yorke, Nei Yarrick Schtadt, Neu Amsterdam, Neu Jorck, New Amsterdam, New Orange, New Yorc, New York, New York City, New York Stad, New York borg, New York kenti, New York-borg, New Yorke, New Yorku, Niujorkas, Nju Jork, Njujork, Nouvelle Yorck, Nouvieau York, Nov-Jorko, Nova Amsterda, Nova Iorque, Nova York, Nova-York, Novjorko, Novum Eboracum, Nowy Jork, Nua-Eabhrac, Nueva York, Nujorka, Nyja Jorvik, Nyu York Shehiri, Nòva York, Nýja Jórvík, Thanh pho New York, The Big Apple, Thành phố New York, York Berri, manhattan, n'yuyorka, ni'u iyarka siti, niu yue, niu yue shi, niyuyark nakaram, nkhr niwyxrk, nyuyog, nyuyog si, nyuyoku, nyw ywrq, nywywrk, Ņujorka, Νέα Υόρκη, Њу Јорк, Њујорк, Нью-Ёрк, Нью-Йорк, Ню Йорк, ניו יארק, ניו יורק, ניו־יאָרק, نيويورك, نیویارک شہر, نیویورک, न्यूयॉर्क, নিউ ইয়র্ক সিটি, நியூயார்க் நகரம், นครนิวยอร์ก, ნიუ-იორკი, ニューヨーク, マンハッタン, 紐約市, 纽约, 뉴욕, 뉴욕 시
Population
8,175,133
Currency
Dollar (USD)
Geographic Coordinates
40° 42' N Latitude / 74° 00' W Longitude
International Dialing Code
+1

London Information

Time Zone

Abbreviation / Name
GMT - Greenwich Mean Time
BST - British Summer Time
UTC / GMT Offset
0:00 hours during Greenwich Mean Time, currently in use.
+1:00 hour during British Summer Time.
Daylight Saving Time Change
+1:00 hour - DST is NOT in use
Daylight Saving Time Starts
Daylight saving time clock moves forward for one hour from 1am to 2am Sunday, March 28, 2021 at 1:00 am local time. DST starts annually the on last Sunday of March. Clocks are turned forward 1 hour to Sunday, March 28, 2021, 2:00 am local daylight time instead. Also called Spring Forward or Summer Time.
Daylight Saving Time Ends
Daylight saving time clock moves back for one hour from 2am to 1am Sunday, October 31, 2021 at 2:00 am local time. DST ends annually the on last Sunday of October. Clocks are turned backward 1 hour to Sunday, October 31, 2021, 1:00 am local standard time instead. Also called Fall Back or switch to Winter Time.

London Facts

Country
United Kingdom
Alternative Names
ILondon, LON, Lakana, Landan, Landen, Ljondan, Llundain, Lodoni, Londain, Londan, Londar, Londe, Londen, Londin, Londinium, Londino, Londn, London, London osh, Londona, Londonas, Londoni, Londono, Londons, Londonu, Londra, Londres, Londrez, Londri, Londro, Londye, Londyn, Londýn, Lonn, Lontoo, Loundres, Luan GJon, Lun-tun, Lunden, Lundra, Lundun, Lundunir, Lundúnir, Lung-dung, Lunnainn, Lunnin, Lunnon, Luân Đôn, Lùn-tûn, Lùng-dŭng, Lûn-tun, Lākana, Lůndůn, Lọndọnu, Ranana, Rānana, ilantan, ladana, landan, landana, leondeon, lndn, london, londoni, lun dui, lun dun, lwndwn, lxndxn, rondon, Łondra, Λονδίνο, Лондан, Лондон, Лондон ош, Лондонъ, Лёндан, Լոնդոն, לאנדאן, לונדון, لأندأن, لندن, لوندون, لەندەن, ܠܘܢܕܘܢ, लंडन, लंदन, लण्डन, लन्डन्, लन्दन, লন্ডন, ਲੰਡਨ, લંડન, ଲଣ୍ଡନ, இலண்டன், లండన్, ಲಂಡನ್, ലണ്ടൻ, ලන්ඩන්, ลอนดอน, ລອນດອນ, ལོན་ཊོན།, လန်ဒန်မြို့, ლონდონი, ለንደን, ᎫᎴ ᏗᏍᎪᏂᎯᏱ, ロンドン, 伦敦, 倫敦, 런던
Population
7,556,900
Currency
Pound (GBP)
Geographic Coordinates
51° 30' N Latitude / 0° 07' W Longitude
International Dialing Code
+44