+12
GMT +12
+12 is NOT in use by many locations
+11 () is used instead. Switch to +11 time zone or select one of the cities Petropavlovsk Kamchatsky, Suva, Lautoka) for automatic timezone change.
Japan
JST

Time Difference

is 3 hours ahead of JST (Japan Standard Time)
2:30 am02:30 in +12 is 11:30 pm23:30 in Yokosuka, Japan

+12 to Yokosuka call time
Best time for a conference call or a meeting is between 11am-6pm in +12 which corresponds to 8am-3pm in Yokosuka

2:30 am02:30 (+12). Offset UTC +12:00 hours
11:30 pm23:30 JST (Japan Standard Time) (Yokosuka, Japan). Offset UTC +9:00 hours

2:30 am02:30 +12 / 11:30 pm23:30 Yokosuka, Japan

+12 Yokosuka, Japan
12am (midnight) 9pm
1am 10pm
2am 11pm
3am 12am (midnight)
4am 1am
5am 2am
6am 3am
7am 4am
8am 5am
9am 6am
10am 7am
11am 8am
12pm (noon) 9am
1pm 10am
2pm 11am
3pm 12pm (noon)
4pm 1pm
5pm 2pm
6pm 3pm
7pm 4pm
8pm 5pm
9pm 6pm
10pm 7pm
11pm 8pm
0:00 21:00
1:00 22:00
2:00 23:00
3:00 0:00
4:00 1:00
5:00 2:00
6:00 3:00
7:00 4:00
8:00 5:00
9:00 6:00
10:00 7:00
11:00 8:00
12:00 9:00
13:00 10:00
14:00 11:00
15:00 12:00
16:00 13:00
17:00 14:00
18:00 15:00
19:00 16:00
20:00 17:00
21:00 18:00
22:00 19:00
23:00 20:00

+12

Offset: +12 is 12 hours ahead Greenwich Mean Time (GMT) and is used in Pacific

Countries: It is used in following countries: Fiji, Kiribati, Marshall Islands, Norfolk Island, Nauru, Russia, Tuvalu, US minor outlying islands, Wallis & Futuna

Principal Cities: The largest city in the +12 timezone is Petropavlovsk Kamchatsky from Russia with population about 187,282 people. Other major cities in the area are Suva, Lautoka, Nadi, Yelizovo

Daylight Saving: (+12) is a daylight saving/summer time zone, however during winter some places adjust time for one hour back and observe (+11).

Daylight saving time clock moves back for one hour from 3am to 2amEnd: (+12) has ended on Sunday, April 6, 2025 at 3:00 am local time and clocks were set one hour back to Sunday, April 6, 2025, 2:00 am local standard time instead. Daylight saving ends

Daylight saving time clock moves forward for one hour from 2am to 3amStart: (+12) starts on Sunday, October 5, 2025 at 2:00 am local time and clocks are set one hour forward to Sunday, October 5, 2025, 3:00 am. Daylight saving starts

+12 representations, usage and related time zones

W3C/ISO-8601: International standard covering representation and exchange of dates and time-related data
  • +12 - basic short
  • +1200 - basic
  • +12:00 - extended
Email/RFC-2822: Internet Message Format Date Standard, typically used for timestamps in email headers
  • +1200 - sign character (+) followed by a four digit time providing hours (12) and minutes (00) of the offset. Indicates twelve hour and zero minutes time differences to the east of the zero meridian.
Military/NATO: Used by the U.S. military, Chinese military and others
  • Mike - Military abbreviation for +12
  • M - short form of 'Mike'
IANA/Olson: Reflects +12 time zone boundaries defined by political bodies, primarily intended for use with computer programs and operating systems
  • Asia/Anadyr
  • Asia/Kamchatka
  • Etc/GMT-12
  • Kwajalein
  • Pacific/Fiji
  • Pacific/Funafuti
  • Pacific/Kwajalein
  • Pacific/Majuro
  • Pacific/Nauru
  • Pacific/Norfolk
  • Pacific/Tarawa
  • Pacific/Wake
  • Pacific/Wallis
Time zones with the GMT +12 offset:
  • ANAST - Anadyr Summer Time
  • ANAT - Anadyr Time
  • FJT - Fiji Time
  • GILT - Gilbert Island Time
  • M - Mike Time Zone
  • MAGST - Magadan Summer Time
  • MAGT - Magadan Time
  • MHT - Marshall Islands Time
  • NRT - Nauru Time
  • NZST - New Zealand Standard Time
  • PETST - Kamchatka Summer Time
  • TVT - Tuvalu Time
  • WFT - Wallis and Futuna Time

Yokosuka Information

Time Zone

Abbreviation / Name
JST - Japan Standard Time
UTC / GMT Offset
+9:00 hours during Japan Standard Time, currently in use.

Yokosuka Facts

Country
Japan
Alternative Names
Iakosuka, Jokosuka, Yokosuka, Yokosuka-chhi, Yokosuka-chhī, heng xu he, heng xu he shi, yoa koa suk a, yokoseuka si, ywkwska knagwa, ywkwswka, ywkwswka kanagawa, ywqwswqh, Ёкосука, Іакосука, Јокосука, Йокосука, יוקוסוקה, يوكوسوكا, یوکوسوکا، کاناگاوا, یوکوسکا، کناگوا, โยะโกะซุกะ, იოკოსუკა, 横須賀, 横須賀市, 橫須賀市, 요코스카 시
Population
428,992
Currency
Yen (JPY)
Geographic Coordinates
35° 17' N Latitude / 139° 40' E Longitude
International Dialing Code
+81