Pacific Daylight Time is 16 hours behind of Japan Standard Time
So 4:00 am04:00 in PDT is 8:00 pm20:00 in JST
4:00 am04:00 Pacific Daylight Time (PDT). Offset UTC -7:00 hours
8:00 pm20:00 Japan Standard Time (JST). Offset UTC +9:00 hours
4:00 am04:00 PDT / 8:00 pm20:00 JST
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
Daylight Saving: This is a standard timezone, however during summer some places adjust time for one hour forward for daylight saving and observe Pacific Daylight Time (PDT).
End: PST ends annually on the same date and time. and clocks were set one hour forward on Sunday, March 8, 2020, at 2:00 (2:00 am) local time.
Start: PST starts annually on the same date and time. and clocks are set one hour back on Sunday, November 1, 2020, at 2:00 (2:00 am) local time.
French: HNP - Heure Normale du Pacifique
Spanish: PT - Tiempo del Pacífico, PT - Zona Noroeste
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'
PST Abbreviation: Several time zones share PST abbreviation and it could refer to these time zones
- Pacific Standard Time - UTC -8
- Pitcairn Standard Time - UTC -8
Time zones with the GMT -8 offset:
- AKDT - Alaska Daylight Time
- PST - Pacific Standard Time
- PT - Pacific Time
- YDT - Yukon Daylight Time
- PST - Pitcairn Standard Time
- U - Uniform Time Zone
Japan Standard Time
Offset: JST is 9 hours ahead Greenwich Mean Time (GMT) and is used in Asia
Countries: It is used in following countries: Japan
Principal Cities: The largest city in the JST timezone is Tokyo from Japan with population about 8.337 million people. Other major cities in the area are Yokohama, Osaka shi, Nagoya shi, Sapporo
Daylight Saving: Japan Standard Time (JST) is not adjusted for daylight saving therefore JST 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, Japan Standard Time remains the same
JST 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 nine hour and zero minutes time differences to the east of the zero meridian.
- India - Military abbreviation for JST
- I - short form of 'India'
Time zones with the GMT +9 offset:
- AWDT - Australian Western Daylight Time
- CHOST - Choibalsan Summer Time
- I - India Time Zone
- IRKST - Irkutsk Summer Time
- JST - Japan Standard Time
- KST - Korea Standard Time
- PWT - Palau Time
- TLT - East Timor Time
- ULAST - Ulaanbaatar Summer Time
- WIT - Eastern Indonesian Time
- YAKT - Yakutsk Time
- +09 -