NUT to HADT Converter
Start by searching for a time zone, city, or town.
Add one or more places to compare local times, adjust the date, and share the result.
Quick answers
Selected conversion
1:00 am01:00 NUT (UTC-11), Nov 4, 2026 = 2:00 am02:00 HST (UTC-10), Nov 4, 2026
NUT is 1 hour behind HST.
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. From Nov 1, 2026 to Mar 14, 2027, NUT is 1 hour behind HST.
For most of the year, working hours of 9:00 am to 6:00 pm in NUT correspond to 11:00 am to 8:00 pm in HADT. At other times of the year, working hours of 9:00 am to 6:00 pm in NUT correspond to 10:00 am to 7:00 pm in HST.For most of the year, working hours of 09:00 to 18:00 in NUT correspond to 11:00 to 20:00 in HADT. At other times of the year, working hours of 09:00 to 18:00 in NUT correspond to 10:00 to 19:00 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 1 hour behind Hawaii Standard Time.
1:00 am01:00 in NUT is 2:00 am02:00 in HST
NUT to HST call time
Best time for a conference call or a meeting is between 9am-5pm09:00-17:00 in NUT which corresponds to 10am-6pm10:00-18:00 in HST
1:00 am01:00 Niue Time (NUT). Offset UTC -11:00 hours
2:00 am02:00 Hawaii Standard Time (HST). Offset UTC -10:00 hours
1:00 am01:00 NUT / 2:00 am02:00 HST
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.
| NUT | HST |
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| 00:00 next day |
Niue Time
Offset: NUT is 11 hours behind Greenwich Mean Time (GMT).
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 representations, usage and related time zones
- -11 - basic short
- -1100 - basic
- -11:00 - extended
- -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.
- X-ray - Military abbreviation for NUT
- X - short form of 'X-ray'
- 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).
Countries using this time zone: United States
Today the shaded areas are on UTC−10 (HST).
Daylight Saving: Hawaii-Aleutian Daylight Time (HADT) is a daylight saving/summer time zone, but some places set clocks back one hour during winter and observe Hawaii-Aleutian Standard Time (HAST).
End: Hawaii-Aleutian Daylight Time (HADT) ended on Sunday, November 1, 2026 at 2:00 am02:00 local time and clocks were 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.
Start: Hawaii-Aleutian Daylight Time (HADT) starts on Sunday, March 14, 2027 at 2:00 am02:00 local time and clocks are set one hour forward to Sunday, March 14, 2027, 3:00 am03:00. Daylight saving starts annually on the second Sunday of March.
See USA daylight saving time and upcoming clock changes worldwide.
HADT representations, usage and related time zones
- -09 - basic short
- -0900 - basic
- -09:00 - extended
- -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.
- Victor - Military abbreviation for HADT
- V - short form of 'Victor'
- AKST - Alaska Standard Time
- AHDT - Alaska-Hawaii Daylight Time
- HADT - Hawaii-Aleutian Daylight Time
- GAMT - Gambier Time
- HDT - Hawaii-Aleutian Daylight Time
- V - Victor Time Zone