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CHADT to WST Pacific Converter

Updating current time…
CHADT
Chatham Island Daylight Time
GMT +13:45
12am
3am
6am
9am
12pm
3pm
6pm
9pm
WST
West Samoa Time
GMT +13
12am
3am
6am
9am
12pm
3pm
6pm
9pm

Quick answers

Selected conversion

2:00 am02:00 CHADT (UTC+13:45), Oct 13, 2026 = 1:15 am01:15 WST (UTC+13), Oct 13, 2026

CHADT is 45 minutes ahead of WST.

CHADT and WST examples

These examples always use CHADT (UTC+13:45) and WST (UTC+13). They stay the same when you change the date or time above. The selected conversion may differ when daylight saving time applies.

CHADT is 45 minutes ahead of WST.

How the time difference changes

Depending on seasonal clock changes, CHAST is 15 minutes behind WST Pacific or CHADT is 45 minutes ahead of WST Pacific.

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

Compare CHADT time with WST 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 45 minutes ahead of West Samoa Time.
2:00 am02:00 in CHADT is 1:15 am01:15 in WST

CHADT to WST call time
Best time for a conference call or a meeting is between 9:45am-5pm09:45-17:00 in CHADT which corresponds to 9am-4:15pm09:00-16:15 in WST

2:00 am02:00 Chatham Island Daylight Time (CHADT). Offset UTC +13:45 hours
1:15 am01:15 West Samoa Time (WST). Offset UTC +13:00 hours

2:00 am02:00 CHADT / 1:15 am01:15 WST

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

Chatham Island Daylight Time

Offset: CHADT is 13 hours and 45 minutes ahead Greenwich Mean Time (GMT) and is used in Pacific

Countries using this time zone: New Zealand

CHADT Time Zone Geo Map
CHADT timezone map

Daylight Saving: Chatham Island Daylight Time (CHADT) is a daylight saving/summer time zone. During winter, some places set clocks back one hour and observe Chatham Island Standard Time (CHAST).

Start: Chatham Island Daylight Time (CHADT) started 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. Daylight saving starts annually on the last Sunday of September.

End: Chatham Island Daylight Time (CHADT) ends 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 local standard time instead. Daylight saving ends annually on the first Sunday of April.

See upcoming clock changes worldwide.

CHADT representations, usage and related time zones

W3C/ISO-8601: International standard covering representation and exchange of dates and time-related data
  • +1345 - basic
  • +13:45 - extended
Email/RFC-2822: Internet Message Format Date Standard, typically used for timestamps in email headers
  • +1345 - sign character (+) followed by a four digit time providing hours (13) and minutes (45) of the offset. Indicates an offset of thirteen hours and forty-five minutes to the east of the zero meridian.

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; see upcoming clock changes worldwide.

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
EST to ISTGMT to ESTPST to ESTEST to GMTPST to GMT