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CHAST to GILT Converter

Updating current time…
CHADT/CHAST
Chatham Island Daylight Time
GMT +13:45
12am
3am
6am
9am
12pm
3pm
6pm
9pm
Chatham Island is on daylight saving time: CHADT (UTC+13:45) until Sun, Apr 4, 2027.
Use CHAST all year (UTC+12:45)
GILT
Gilbert Island Time
GMT +12
12am
3am
6am
9am
12pm
3pm
6pm
9pm

Quick answers

Selected conversion

2:00 am02:00 CHADT (UTC+13:45), Oct 6, 2026 = 12:15 am00:15 GILT (UTC+12), Oct 6, 2026

CHADT is 1 hour and 45 minutes ahead of GILT.

CHAST and GILT examples

These examples always use CHAST (UTC+12:45) and GILT (UTC+12). They stay the same when you change the date or time above. The selected conversion may differ when daylight saving time applies.

CHAST is 45 minutes ahead of GILT.

How the time difference changes

Depending on seasonal clock changes, CHAST is 45 minutes ahead of GILT or CHADT is 1 hour and 45 minutes ahead of GILT.

Depending on seasonal clock changes, working hours of 9:00 am to 5:00 pm in CHAST correspond to 8:15 am to 4:15 pm in GILT or working hours of 9:00 am to 5:00 pm in CHADT correspond to 7:15 am to 3:15 pm in GILT.Depending on seasonal clock changes, working hours of 09:00 to 17:00 in CHAST correspond to 08:15 to 16:15 in GILT or working hours of 09:00 to 17:00 in CHADT correspond to 07:15 to 15:15 in GILT.

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

Time Difference

Chatham Island Daylight Time is 1 hour and 45 minutes ahead of Gilbert Island Time.
2:00 am02:00 in CHADT is 12:15 am00:15 in GILT

CHADT to GILT call time
Best time for a conference call or a meeting is between 10:45am-5pm10:45-17:00 in CHADT which corresponds to 9am-3:15pm09:00-15:15 in GILT

2:00 am02:00 Chatham Island Daylight Time (CHADT). Offset UTC +13:45 hours
12:15 am00:15 Gilbert Island Time (GILT). Offset UTC +12:00 hours

2:00 am02:00 CHADT / 12:15 am00:15 GILT

CHADTGILT
12:00am10:15pm
1:00am11:15pm
2:00am12:15am
3:00am1:15am
4:00am2:15am
5:00am3:15am
6:00am4:15am
7:00am5:15am
8:00am6:15am
9:00am7:15am
10:00am8:15am
11:00am9:15am
12:00pm10:15am
1:00pm11:15am
2:00pm12:15pm
3:00pm1:15pm
4:00pm2:15pm
5:00pm3:15pm
6:00pm4:15pm
7:00pm5:15pm
8:00pm6:15pm
9:00pm7:15pm
10:00pm8:15pm
11:00pm9:15pm
00:0022:15
01:0023:15
02:0000:15
03:0001:15
04:0002:15
05:0003:15
06:0004:15
07:0005:15
08:0006:15
09:0007:15
10:0008:15
11:0009:15
12:0010:15
13:0011:15
14:0012:15
15:0013:15
16:0014:15
17:0015:15
18:0016:15
19:0017:15
20:0018:15
21:0019:15
22:0020:15
23:0021:15

Chatham Island Standard Time

Offset: CHAST is 12 hours and 45 minutes ahead Greenwich Mean Time (GMT) and is used in Pacific

Countries using this time zone: New Zealand

CHAST Time Zone Geo Map
CHAST timezone map

Daylight Saving: This is a standard time zone. During summer, some places set clocks forward one hour for daylight saving time and observe Chatham Island Daylight Time (CHADT).

End: Chatham Island Standard Time (CHAST) ended on Sunday, September 27, 2026 at 2:45 am02:45 local time and clocks were set one hour forward to Sunday, September 27, 2026, 3:45 am03:45 local daylight time instead. Standard time ends annually on the last Sunday of September.

Start: Chatham Island Standard Time (CHAST) starts on Sunday, April 4, 2027 at 3:45 am03:45 local time and clocks are set one hour back to Sunday, April 4, 2027, 2:45 am02:45. Standard time starts annually on the first Sunday of April.

See upcoming clock changes worldwide.

CHAST representations, usage and related time zones

W3C/ISO-8601: International standard covering representation and exchange of dates and time-related data
  • +1245 - basic
  • +12:45 - extended
Email/RFC-2822: Internet Message Format Date Standard, typically used for timestamps in email headers
  • +1245 - sign character (+) followed by a four digit time providing hours (12) and minutes (45) of the offset. Indicates an offset of twelve hours and forty-five minutes to the east of the zero meridian.

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; see upcoming clock changes worldwide.

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
EST to ISTGMT to ESTPST to ESTEST to GMTPST to GMT