PST to JST 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
5:00 am05:00 PDT (UTC-7), Oct 12, 2026 = 9:00 pm21:00 JST (UTC+9), Oct 12, 2026
PDT is 16 hours behind JST.
PST (US winter time, UTC-8) and JST examples
These examples always use PST (UTC-8) and JST (UTC+9). They stay the same when you change the date or time above. The selected conversion may differ when daylight saving time applies.
PST is 17 hours behind JST.
PST is US Pacific winter time (early November to mid-March). The rest of the year Los Angeles uses PDT (UTC-7), one hour later. For Pacific Time that follows daylight saving time, use PT to JST. For daylight-time examples, use PDT to JST.
How the time difference changes
For most of the year, PDT is 16 hours behind JST. From Nov 1, 2026 to Mar 14, 2027, PST is 17 hours behind JST.
For most of the year, working hours of 9:00 am to 5:00 pm in PDT correspond to 1:00 am (next day) to 9:00 am (next day) in JST. At other times of the year, working hours of 9:00 am to 5:00 pm in PST correspond to 2:00 am (next day) to 10:00 am (next day) in JST.For most of the year, working hours of 09:00 to 17:00 in PDT correspond to 01:00 (next day) to 09:00 (next day) in JST. At other times of the year, working hours of 09:00 to 17:00 in PST correspond to 02:00 (next day) to 10:00 (next day) in JST.
Compare PST time with JST time, including current local time, UTC offsets, time difference, daylight saving changes, working hours, and shareable meeting times.
Time Difference
Pacific Daylight Time is 16 hours behind Japan Standard Time.
5:00 am05:00 in PDT is 9:00 pm21:00 in JST
PDT to JST call time
Best time for a conference call or a meeting is between 4:30pm-5:30pm16:30-17:30 in PDT which corresponds to 8:30am-9:30am08:30-09:30 in JST (next day). Their 9am–5pm09:00–17:00 working hours do not overlap; this is a suggested compromise.
5:00 am05:00 Pacific Daylight Time (PDT). Offset UTC -7:00 hours
9:00 pm21:00 Japan Standard Time (JST). Offset UTC +9:00 hours
5:00 am05:00 PDT / 9:00 pm21:00 JST
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Pacific Standard Time
Offset: PST is 8 hours behind Greenwich Mean Time (GMT).
Countries using this time zone: Canada, Mexico, United States
Principal Cities: The largest city in the PST time zone is Los Angeles in the United States, with about 3.821 million people. Other major cities in this time zone include Tijuana, San Diego, Mexicali, San Jose.
French: HNP - Heure Normale du Pacifique
Spanish: PT - Tiempo del Pacífico, PT - Zona Noroeste
Today the shaded areas are on UTC−7 (PDT).
Daylight Saving: This is a standard time zone. During summer, some places set clocks forward one hour for daylight saving time and observe Pacific Daylight Time (PDT).
End: Pacific Standard Time (PST) ended on Sunday, March 8, 2026 at 2:00 am02:00 local time and clocks were set one hour forward to Sunday, March 8, 2026, 3:00 am03:00 local daylight time instead. Standard time ends annually on the second Sunday of March.
Start: Pacific Standard Time (PST) starts on Sunday, November 1, 2026 at 2:00 am02:00 local time and clocks are set one hour back to Sunday, November 1, 2026, 1:00 am01:00. Standard time starts annually on the 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 an offset of eight hours 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
- AKDT - Alaska Daylight Time
- PST - Pacific Standard Time
- PT - Pacific Time
- PST - Pitcairn Standard Time
- U - Uniform Time Zone
Japan Standard Time
Offset: JST is 9 hours ahead of Greenwich Mean Time (GMT).
Countries using this time zone: Japan
Principal Cities: The largest city in the JST time zone is Tokyo in Japan, with about 9.733 million people. Other major cities in this time zone include Yokohama, Osaka, Nagoya, Sapporo.
Daylight Saving: Clocks in Japan Standard Time (JST) do not change for daylight saving time, so JST stays the same throughout the year. Other time zones may set clocks forward in summer and back in winter; see upcoming clock changes worldwide.
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 an offset of nine hours to the east of the zero meridian.
- India - Military abbreviation for JST
- I - short form of 'India'
- Asia/Tokyo
- Japan
- 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