LHST to ChST 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
11:00 pm23:00 LHDT (UTC+11), Nov 4, 2026 = 10:00 pm22:00 ChST (UTC+10), Nov 4, 2026
LHDT is 1 hour ahead of ChST.
LHST and ChST examples
These examples always use LHST (UTC+10:30) and ChST (UTC+10). They stay the same when you change the date or time above. The selected conversion may differ when daylight saving time applies.
LHST is 30 minutes ahead of ChST.
How the time difference changes
Depending on seasonal clock changes, LHST is 30 minutes ahead of ChST or LHDT is 1 hour ahead of ChST.
Depending on seasonal clock changes, working hours of 9:00 am to 6:00 pm in LHST correspond to 8:30 am to 5:30 pm in ChST or working hours of 9:00 am to 6:00 pm in LHDT correspond to 8:00 am to 5:00 pm in ChST.Depending on seasonal clock changes, working hours of 09:00 to 18:00 in LHST correspond to 08:30 to 17:30 in ChST or working hours of 09:00 to 18:00 in LHDT correspond to 08:00 to 17:00 in ChST.
Compare LHST time with ChST time, including current local time, UTC offsets, time difference, daylight saving changes, working hours, and shareable meeting times.
Time Difference
Lord Howe Daylight Time is 1 hour ahead of Chamorro Standard Time.
11:00 pm23:00 in LHDT is 10:00 pm22:00 in ChST
LHDT to ChST call time
Best time for a conference call or a meeting is between 10am-6pm10:00-18:00 in LHDT which corresponds to 9am-5pm09:00-17:00 in ChST
11:00 pm23:00 Lord Howe Daylight Time (LHDT). Offset UTC +11:00 hours
10:00 pm22:00 Chamorro Standard Time (ChST). Offset UTC +10:00 hours
11:00 pm23:00 LHDT / 10:00 pm22:00 ChST
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.
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| 23:00 previous day | |
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Lord Howe Standard Time
Offset: LHST is 10 hours and 30 minutes ahead of Greenwich Mean Time (GMT).
Countries using this time zone: Australia
Today the shaded areas are on UTC+11.
Daylight Saving: This is a standard time zone. During summer, some places set clocks forward 30 minutes for daylight saving time and observe Lord Howe Daylight Time (LHDT).
End: Lord Howe Standard Time (LHST) ended on Sunday, October 4, 2026 at 2:00 am02:00 local time and clocks were set 30 minutes forward to Sunday, October 4, 2026, 2:30 am02:30 local daylight time instead. Standard time ends annually on the first Sunday of October.
Start: Lord Howe Standard Time (LHST) starts on Sunday, April 4, 2027 at 2:00 am02:00 local time and clocks are set 30 minutes back to Sunday, April 4, 2027, 1:30 am01:30. Standard time starts annually on the first Sunday of April.
See Australia daylight saving time and upcoming clock changes worldwide.
LHST representations, usage and related time zones
- +1030 - basic
- +10:30 - extended
- +1030 - sign character (+) followed by a four digit time providing hours (10) and minutes (30) of the offset. Indicates an offset of ten hours and thirty minutes to the east of the zero meridian.
- ACDT - Australian Central Daylight Time
- LHST - Lord Howe Standard Time
Chamorro Standard Time
Offset: ChST is 10 hours ahead of Greenwich Mean Time (GMT).
Countries using this time zone: Guam, Northern Mariana Islands
Principal Cities: The largest city in the ChST time zone is Saipan in the Northern Mariana Islands, with about 48,220 people. Other major cities in this time zone include Dededo Village, Yigo Village, Tamuning-Tumon-Harmon Village, Mangilao Village.
Daylight Saving: Clocks in Chamorro Standard Time (ChST) do not change for daylight saving time, so ChST stays the same throughout the year. Other time zones may set clocks forward in summer and back in winter; see upcoming clock changes worldwide.
ChST representations, usage and related time zones
- +10 - basic short
- +1000 - basic
- +10:00 - extended
- +1000 - sign character (+) followed by a four digit time providing hours (10) and minutes (00) of the offset. Indicates an offset of ten hours to the east of the zero meridian.
- Kilo - Military abbreviation for ChST
- K - short form of 'Kilo'
- Pacific/Guam
- Pacific/Saipan
- AEST - Australian Eastern Standard Time
- CHUT - Chuuk Time
- ChST - Chamorro Standard Time
- K - Kilo Time Zone
- KDT - Korea Daylight Time
- PGT - Papua New Guinea Time
- VLAT - Vladivostok Time
- YAKST - Yakutsk Summer Time
- YAPT - Yap Time