WST
West Samoa Time
GMT +13
12am
3am
6am
9am
12pm
3pm
6pm
9pm
GILT
Gilbert Island Time
GMT +12
12am
3am
6am
9am
12pm
3pm
6pm
9pm

Quick answers

WST is 1 hour ahead of GILT. WST uses GMT +13, and GILT uses GMT +12 for this comparison.

For example, 1:00 am WST is 12:00 am GILT. Use the converter above to adjust the date or time and create a shareable meeting link.

Best meeting overlap: 10am-5pm WST, which is 9am-4pm GILT.

Compare WST time with GILT time, including current local time, UTC offsets, time difference, daylight saving changes, working hours, and shareable meeting times.

Time Difference

West Samoa Time is 1 hour ahead of Gilbert Island Time
1:00 am01:00 in WST is 12:00 am00:00 in GILT

WST to GILT call time
Best time for a conference call or a meeting is between 10am-5pm in WST which corresponds to 9am-4pm in GILT

1:00 am01:00 West Samoa Time (WST). Offset UTC +13:00 hours
12:00 am00:00 Gilbert Island Time (GILT). Offset UTC +12:00 hours

1:00 am01:00 WST / 12:00 am00:00 GILT

WSTGILT
12am (midnight)11pm
1am12am (midnight)
2am1am
3am2am
4am3am
5am4am
6am5am
7am6am
8am7am
9am8am
10am9am
11am10am
12pm (noon)11am
1pm12pm (noon)
2pm1pm
3pm2pm
4pm3pm
5pm4pm
6pm5pm
7pm6pm
8pm7pm
9pm8pm
10pm9pm
11pm10pm
00:0023:00
01:0000:00
02:0001:00
03:0002:00
04:0003:00
05:0004:00
06:0005:00
07:0006:00
08:0007:00
09:0008:00
10:0009:00
11:0010:00
12:0011:00
13:0012:00
14:0013:00
15:0014:00
16:0015:00
17:0016:00
18:0017:00
19:0018:00
20:0019:00
21:0020:00
22:0021:00
23:0022:00

West Samoa Time

Offset: WST is 13 hours ahead Greenwich Mean Time (GMT) and is used in Pacific

Countries using this time zone: Samoa (western)

Principal Cities: The largest city in the WST time zone is Apia in Samoa, with about 40,407 people.

Daylight Saving: Clocks in West Samoa Time (WST) do not change for daylight saving time, so WST stays the same throughout the year. Other time zones may set clocks forward in summer and back in winter.

WST representations, usage and related time zones

W3C/ISO-8601: International standard covering representation and exchange of dates and time-related data
  • +13 - basic short
  • +1300 - basic
  • +13:00 - extended
Email/RFC-2822: Internet Message Format Date Standard, typically used for timestamps in email headers
  • +1300 - sign character (+) followed by a four digit time providing hours (13) and minutes (00) of the offset. Indicates an offset of thirteen hours to the east of the zero meridian.
WST Abbreviation: Several time zones share WST abbreviation and it could refer to these time zones
  • Western Sahara Summer Time - UTC +1
  • West Samoa Time - UTC +13
Time zones with the GMT +13 offset:
  • FJST - Fiji Summer Time
  • NZDT - New Zealand Daylight Time
  • PHOT - Phoenix Island Time
  • TKT - Tokelau Time
  • TOT - Tonga Time
  • WST - West Samoa Time
  • WSST - West Samoa Standard Time

Gilbert Island Time

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

Countries using this time zone: Kiribati

Principal Cities: The largest city in the GILT time zone is Tarawa in Kiribati, with about 40,311 people.

Daylight Saving: Clocks in Gilbert Island Time (GILT) do not change for daylight saving time, so GILT stays the same throughout the year. Other time zones may set clocks forward in summer and back in winter.

GILT Time Zone Geo Map
GILT timezone map

GILT 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 an offset of twelve hours to the east of the zero meridian.
Military/NATO: Used by the U.S. military, Chinese military and others
  • Mike - Military abbreviation for GILT
  • M - short form of 'Mike'
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
  • MHT - Marshall Islands Time
  • NRT - Nauru Time
  • NZST - New Zealand Standard Time
  • PETST - Kamchatka Summer Time
  • TVT - Tuvalu Time
  • WFT - Wallis and Futuna Time