AWST to ChST 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
8:00 pm20:00 AWST (UTC+8), Oct 26, 2026 = 10:00 pm22:00 ChST (UTC+10), Oct 26, 2026
AWST is 2 hours behind ChST.
AWST and ChST examples
These examples always use AWST (UTC+8) 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.
AWST is 2 hours behind ChST.
How the time difference changes
AWST is 2 hours behind ChST year-round.
Working hours of 9:00 am to 6:00 pm in AWST correspond to 11:00 am to 8:00 pm in ChST.Working hours of 09:00 to 18:00 in AWST correspond to 11:00 to 20:00 in ChST.
Compare AWST time with ChST time, including current local time, UTC offsets, time difference, daylight saving changes, working hours, and shareable meeting times.
Time Difference
Australian Western Standard Time is 2 hours behind Chamorro Standard Time.
8:00 pm20:00 in AWST is 10:00 pm22:00 in ChST
AWST to ChST call time
Best time for a conference call or a meeting is between 9am-4pm09:00-16:00 in AWST which corresponds to 11am-6pm11:00-18:00 in ChST
8:00 pm20:00 Australian Western Standard Time (AWST). Offset UTC +8:00 hours
10:00 pm22:00 Chamorro Standard Time (ChST). Offset UTC +10:00 hours
8:00 pm20:00 AWST / 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.
| AWST | ChST |
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Australian Western Standard Time
Offset: AWST is 8 hours ahead of Greenwich Mean Time (GMT).
Countries using this time zone: Australia
Principal Cities: The largest city in the AWST time zone is Perth in Australia, with about 2.384 million people. Other major cities in this time zone include Mandurah, Bunbury, Geraldton, Albany.
Daylight Saving: Clocks in Australian Western Standard Time (AWST) do not change for daylight saving time, so AWST stays the same throughout the year. Other time zones may set clocks forward in summer and back in winter; see upcoming clock changes worldwide.
AWST representations, usage and related time zones
- +08 - basic short
- +0800 - basic
- +08:00 - extended
- +0800 - sign character (+) followed by a four digit time providing hours (08) and minutes (00) of the offset. Indicates an offset of eight hours to the east of the zero meridian.
- Hotel - Military abbreviation for AWST
- H - short form of 'Hotel'
- Australia/Perth
- Australia/West
- ACT - ASEAN Common Time
- AWST - Australian Western Standard Time
- BNT - Brunei Darussalam Time
- CAST - Casey Time
- CHOT - Choibalsan Time
- CST - China Standard Time
- H - Hotel Time Zone
- HKT - Hong Kong Time
- HOVST - Hovd Summer Time
- IRKT - Irkutsk Time
- KRAST - Krasnoyarsk Summer Time
- MYT - Malaysia Time
- PHT - Philippine Time
- SGT - Singapore Time
- ULAT - Ulaanbaatar Time
- WITA - Central Indonesian 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