ChST to PST Converter
Time Difference
Chamorro Standard Time is 17 hours ahead of Pacific Daylight Time
11:30 pm23:30 in ChST is 6:30 am06:30 in PDT
ChST to PST call time
Best time for a conference call or a meeting is between 10pm-12pm in ChST which corresponds to 4am-6am in PST
11:30 pm23:30 Chamorro Standard Time (ChST). Offset UTC +10:00 hours
6:30 am06:30 Pacific Daylight Time (PDT). Offset UTC -7:00 hours
11:30 pm23:30 ChST / 6:30 am06:30 PDT
ChST | PDT |
---|---|
12am (midnight) | 7am |
1am | 8am |
2am | 9am |
3am | 10am |
4am | 11am |
5am | 12pm (noon) |
6am | 1pm |
7am | 2pm |
8am | 3pm |
9am | 4pm |
10am | 5pm |
11am | 6pm |
12pm (noon) | 7pm |
1pm | 8pm |
2pm | 9pm |
3pm | 10pm |
4pm | 11pm |
5pm | 12am (midnight) |
6pm | 1am |
7pm | 2am |
8pm | 3am |
9pm | 4am |
10pm | 5am |
11pm | 6am |
0:00 | 7:00 |
1:00 | 8:00 |
2:00 | 9:00 |
3:00 | 10:00 |
4:00 | 11:00 |
5:00 | 12:00 |
6:00 | 13:00 |
7:00 | 14:00 |
8:00 | 15:00 |
9:00 | 16:00 |
10:00 | 17:00 |
11:00 | 18:00 |
12:00 | 19:00 |
13:00 | 20:00 |
14:00 | 21:00 |
15:00 | 22:00 |
16:00 | 23:00 |
17:00 | 0:00 |
18:00 | 1:00 |
19:00 | 2:00 |
20:00 | 3:00 |
21:00 | 4:00 |
22:00 | 5:00 |
23:00 | 6:00 |
Chamorro Standard Time
Offset: ChST is 10 hours ahead Greenwich Mean Time (GMT) and is used in Pacific
Countries: It is used in following countries: Guam, Northern Mariana Islands
Principal Cities: The largest city in the ChST timezone is Saipan from Northern Mariana Islands with population about 48,220 people. Other major cities in the area are Dededo Village, Yigo Village, Tamuning Tumon Harmon Village, Mangilao Village
Daylight Saving: Chamorro Standard Time (ChST) is not adjusted for daylight saving therefore ChST remains the same through out the year. This means, unlike some time zones where the clock is set forward by one hour every summer and backward by one hour during winter to adjust for daylight saving, Chamorro Standard Time remains the same
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 ten hour and zero minutes time differences 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
Pacific Standard Time
Offset: PST is 8 hours behind Greenwich Mean Time (GMT) and is used in North America
Countries: It is used in following countries: Canada, Mexico, United States
Principal Cities: The largest city in the PST timezone is Los Angeles from USA with population about 3.793 million people. Other major cities in the area are Vancouver, Tijuana, San Diego, San Jose
French: HNP - Heure Normale du Pacifique
Spanish: PT - Tiempo del Pacífico, PT - Zona Noroeste

Daylight Saving: This is a standard time zone, however during summer some places switch clocks for one hour forward when daylight saving comes into effect and observe Pacific Daylight Time (PDT).
End: Pacific Standard Time (PST) has ended on Sunday, March 9, 2025 at 2:00 am local time and clocks were set one hour forward to Sunday, March 9, 2025, 3:00 am local daylight time instead. Standard time ends annually the on second Sunday of March.
Start: Pacific Standard Time (PST) starts on Sunday, November 2, 2025 at 2:00 am local time and clocks are set one hour back to Sunday, November 2, 2025, 1:00 am. Standard time starts annually the on first Sunday of November.
PST 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 eight hour and zero minutes time differences to the west of the zero meridian.
- Uniform - Military abbreviation for PST
- U - short form of 'Uniform'
- America/Ensenada
- America/Los_Angeles
- America/Santa_Isabel
- America/Tijuana
- America/Vancouver
- Canada/Pacific
- Mexico/BajaNorte
- PST8PDT
- US/Pacific
- Pacific Standard Time - UTC -8
- Pitcairn Standard Time - UTC -8
- Peru Standard Time - UTC -5
- AKDT - Alaska Daylight Time
- PST - Pacific Standard Time
- PT - Pacific Time
- PST - Pitcairn Standard Time
- U - Uniform Time Zone