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NUT
Niue Time
GMT -11
12am
3am
6am
9am
12pm
3pm
6pm
9pm
HADT
Hawaii-Aleutian Daylight Time
GMT -9
12am
3am
6am
9am
12pm
3pm
6pm
9pm

Quick answers

Selected conversion

1:00 am01:00 NUT (UTC-11), Oct 5, 2026 = 3:00 am03:00 HADT (UTC-9), Oct 5, 2026

NUT is 2 hours behind HADT.

NUT and HADT examples

These examples always use NUT (UTC-11) and HADT (UTC-9). They stay the same when you change the date or time above. The selected conversion may differ when daylight saving time applies.

NUT is 2 hours behind HADT.

How the time difference changes

For most of the year, NUT is 2 hours behind HADT. At other times of the year, NUT is 1 hour behind HST.

For most of the year, working hours of 9:00 am to 5:00 pm in NUT correspond to 11:00 am to 7:00 pm in HADT. At other times of the year, working hours of 9:00 am to 5:00 pm in NUT correspond to 10:00 am to 6:00 pm in HST.For most of the year, working hours of 09:00 to 17:00 in NUT correspond to 11:00 to 19:00 in HADT. At other times of the year, working hours of 09:00 to 17:00 in NUT correspond to 10:00 to 18:00 in HST.

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

Time Difference

Niue Time is 2 hours behind Hawaii-Aleutian Daylight Time.
1:00 am01:00 in NUT is 3:00 am03:00 in HADT

NUT to HADT call time
Best time for a conference call or a meeting is between 9am-3pm09:00-15:00 in NUT which corresponds to 11am-5pm11:00-17:00 in HADT

1:00 am01:00 Niue Time (NUT). Offset UTC -11:00 hours
3:00 am03:00 Hawaii-Aleutian Daylight Time (HADT). Offset UTC -9:00 hours

1:00 am01:00 NUT / 3:00 am03:00 HADT

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

Niue Time

Offset: NUT is 11 hours behind Greenwich Mean Time (GMT) and is used in Pacific

Countries using this time zone: Niue

Principal Cities: The largest city in the NUT time zone is Alofi in Niue, with about 624 people.

Daylight Saving: Clocks in Niue Time (NUT) do not change for daylight saving time, so NUT stays the same throughout the year. Other time zones may set clocks forward in summer and back in winter; see upcoming clock changes worldwide.

NUT Time Zone Geo Map
NUT timezone map

NUT representations, usage and related time zones

W3C/ISO-8601: International standard covering representation and exchange of dates and time-related data
  • -11 - basic short
  • -1100 - basic
  • -11:00 - extended
Email/RFC-2822: Internet Message Format Date Standard, typically used for timestamps in email headers
  • -1100 - sign character (-) followed by a four digit time providing hours (11) and minutes (00) of the offset. Indicates an offset of eleven hours to the west of the zero meridian.
Military/NATO: Used by the U.S. military, Chinese military and others
  • X-ray - Military abbreviation for NUT
  • X - short form of 'X-ray'
Time zones with the GMT -11 offset:
  • NUT - Niue Time
  • SST - Samoa Standard Time
  • X - X-ray Time Zone

Hawaii-Aleutian Daylight Time

Offset: HADT is 9 hours behind Greenwich Mean Time (GMT) and is used in North America

Daylight Saving: Hawaii-Aleutian Daylight Time (HADT) is a daylight saving/summer time zone. During winter, some places set clocks back one hour and observe Hawaii-Aleutian Standard Time (HAST).

Daylight saving time clock moves forward for one hourStart: Hawaii-Aleutian Daylight Time (HADT) started on Sunday, March 8, 2026 at 2:00 am02:00 local time and clocks were set one hour forward to Sunday, March 8, 2026, 3:00 am03:00. Daylight saving starts annually on the second Sunday of March.

Daylight saving time clock moves back for one hourEnd: Hawaii-Aleutian Daylight Time (HADT) ends on Sunday, November 1, 2026 at 2:00 am02:00 local time and clocks are set one hour back to Sunday, November 1, 2026, 1:00 am01:00 local standard time instead. Daylight saving ends annually on the first Sunday of November.

See upcoming clock changes worldwide.

HADT representations, usage and related time zones

W3C/ISO-8601: International standard covering representation and exchange of dates and time-related data
  • -09 - basic short
  • -0900 - basic
  • -09:00 - extended
Email/RFC-2822: Internet Message Format Date Standard, typically used for timestamps in email headers
  • -0900 - sign character (-) followed by a four digit time providing hours (09) and minutes (00) of the offset. Indicates an offset of nine hours to the west of the zero meridian.
Military/NATO: Used by the U.S. military, Chinese military and others
  • Victor - Military abbreviation for HADT
  • V - short form of 'Victor'
Time zones with the GMT -9 offset:
  • AKST - Alaska Standard Time
  • AHDT - Alaska-Hawaii Daylight Time
  • HADT - Hawaii-Aleutian Daylight Time
  • GAMT - Gambier Time
  • HDT - Hawaii Daylight Time
  • V - Victor Time Zone