WSDT to CHADT Converter
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Add one or more places to compare local times, adjust the date, and share the result.
Quick answers
Selected conversion
1:00 am01:00 WST (UTC+13), Oct 18, 2026 = 1:45 am01:45 CHADT (UTC+13:45), Oct 18, 2026
WST is 45 minutes behind CHADT.
WSDT and CHADT examples
These examples always use WSDT (UTC+14) and CHADT (UTC+13:45). They stay the same when you change the date or time above. The selected conversion may differ when daylight saving time applies.
WSDT is 15 minutes ahead of CHADT.
How the time difference changes
Depending on seasonal clock changes, WST is 15 minutes ahead of CHAST or WST is 45 minutes behind CHADT.
Depending on seasonal clock changes, working hours of 9:00 am to 6:00 pm in WST correspond to 8:45 am to 5:45 pm in CHAST or working hours of 9:00 am to 6:00 pm in WST correspond to 9:45 am to 6:45 pm in CHADT.Depending on seasonal clock changes, working hours of 09:00 to 18:00 in WST correspond to 08:45 to 17:45 in CHAST or working hours of 09:00 to 18:00 in WST correspond to 09:45 to 18:45 in CHADT.
Compare WSDT time with CHADT time, including current local time, UTC offsets, time difference, daylight saving changes, working hours, and shareable meeting times.
Time Difference
West Samoa Time is 45 minutes behind Chatham Island Daylight Time.
1:00 am01:00 in WST is 1:45 am01:45 in CHADT
WST to CHADT call time
Best time for a conference call or a meeting is between 9am-5:15pm09:00-17:15 in WST which corresponds to 9:45am-6pm09:45-18:00 in CHADT
1:00 am01:00 West Samoa Time (WST). Offset UTC +13:00 hours
1:45 am01:45 Chatham Island Daylight Time (CHADT). Offset UTC +13:45 hours
1:00 am01:00 WST / 1:45 am01:45 CHADT
Choose an hour to update the converter. Day labels such as “next day” or “+1” are relative to the selected date in the first column. Use Up and Down arrow keys, Home or End to move between hours, then Enter or Space to select.
| WST | CHADT |
|---|---|
| 12:45am | |
| 1:45am | |
| 2:45am | |
| 3:45am | |
| 4:45am | |
| 5:45am | |
| 6:45am | |
| 7:45am | |
| 8:45am | |
| 9:45am | |
| 10:45am | |
| 11:45am | |
| 12:45pm | |
| 1:45pm | |
| 2:45pm | |
| 3:45pm | |
| 4:45pm | |
| 5:45pm | |
| 6:45pm | |
| 7:45pm | |
| 8:45pm | |
| 9:45pm | |
| 10:45pm | |
| 11:45pm | |
| 00:45 | |
| 01:45 | |
| 02:45 | |
| 03:45 | |
| 04:45 | |
| 05:45 | |
| 06:45 | |
| 07:45 | |
| 08:45 | |
| 09:45 | |
| 10:45 | |
| 11:45 | |
| 12:45 | |
| 13:45 | |
| 14:45 | |
| 15:45 | |
| 16:45 | |
| 17:45 | |
| 18:45 | |
| 19:45 | |
| 20:45 | |
| 21:45 | |
| 22:45 | |
| 23:45 |
West Samoa Daylight Time
Offset: WSDT is 14 hours ahead of Greenwich Mean Time (GMT).
WSDT representations, usage and related time zones
- +14 - basic short
- +1400 - basic
- +14:00 - extended
- +1400 - sign character (+) followed by a four digit time providing hours (14) and minutes (00) of the offset. Indicates an offset of fourteen hours to the east of the zero meridian.
- LINT - Line Islands Time
- WSDT - West Samoa Daylight Time
Chatham Island Daylight Time
Offset: CHADT is 13 hours and 45 minutes ahead of Greenwich Mean Time (GMT).
Countries using this time zone: New Zealand
Principal Cities: The largest city in the CHADT time zone is Waitangi in New Zealand, with about 140 people.
Today all shaded areas are on CHADT.
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 New Zealand daylight saving time and upcoming clock changes worldwide.
CHADT representations, usage and related time zones
- +1345 - basic
- +13:45 - extended
- +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.