PDT to JST Time Converter
Japan Standard Time (JST) is currently 16 hours ahead of Pacific Daylight Time (PDT). PDT is UTC-7 and JST is UTC+9. The table below converts every hour of the day between the two, and the call planner shows where working hours line up.
Best Time for a Call
Both sides are inside 9:00 AM to 5:00 PM office hours between 9:00 AM and 5:00 PM in PDT, which is 9:00 AM to 5:00 PM in JST.
Comparing more than two places? The Overlap Zones tool shows working hours for several cities on one grid.
Hour by Hour: PDT to JST
Rows marked office hours fall between 9:00 AM and 5:00 PM in both places. For a specific date, use the interactive converter.
Does the Difference Change During the Year?
PDT and JST are fixed offsets, so the difference between them never changes.
PDT is UTC-7, the summer counterpart of PST, used from March to November.
JST is UTC+9. Japan has no daylight saving, so this offset never changes.
Frequently Asked Questions
How many hours ahead is JST compared to PDT?
JST is currently 16 hours ahead of PDT. PDT and JST are fixed offsets, so the difference between them never changes.
What time is 9:00 AM in PDT in JST?
9:00 AM in PDT is 1:00 AM in JST on the next day.
What is the best time for a call between PDT and JST?
Both sides are inside 9:00 AM to 5:00 PM office hours between 9:00 AM and 5:00 PM in PDT, which is 9:00 AM to 5:00 PM in JST.