Time Difference Between Pacific Time and Japan
As of 31 August 2026, Japan is 16 hours ahead of Pacific Time. That number is not constant. Over the course of a year, because of daylight saving changes, Tokyo, Japan ranges from 16 hours ahead to 17 hours ahead relative to Pacific Time, United States. The calculator below is always up to date.
Tap either box to search any country or city.
Pacific Time, United States
15:34
Mon, Aug 31, 2026
UTC-7 · PDT · America/Los_Angeles
Tokyo, Japan
+16h07:34
Tue, Sep 1, 2026
UTC+9 · Asia/Tokyo
Japan is 16 hours ahead of Pacific Time.
When it is 15:34 in Pacific Time, it is already the next day in Japan.
Time zone details
| Place | Local date | Time zone | UTC offset | Summer time |
|---|---|---|---|---|
| Pacific Time | Monday, August 31, 2026 | PDTAmerica/Los_Angeles | UTC-7 | Active now |
| Japan | Tuesday, September 1, 2026 | Asia/Tokyo | UTC+9 | Not observed |
Pacific Time: Covers the US West Coast, from Los Angeles to Seattle to San Francisco. Switches between PST (UTC-8) and PDT (UTC-7) with daylight saving.
Hour by hour: Pacific Time to Japan
Every hour of today in Pacific Time and what it is in Japan. Highlighted rows fall inside Japan working hours (09:00–18:00).
| Pacific Time | Japan |
|---|---|
| 00:00 | 16:00 |
| 01:00 | 17:00 |
| 02:00 | 18:00 |
| 03:00 | 19:00 |
| 04:00 | 20:00 |
| 05:00 | 21:00 |
| 06:00 | 22:00 |
| 07:00 | 23:00 |
| 08:00 | 00:00next day |
| 09:00 | 01:00next day |
| 10:00 | 02:00next day |
| 11:00 | 03:00next day |
| Pacific Time | Japan |
|---|---|
| 12:00 | 04:00next day |
| 13:00 | 05:00next day |
| 14:00 | 06:00next day |
| 15:00 | 07:00next day |
| 16:00 | 08:00next day |
| 17:00 | 09:00next day |
| 18:00 | 10:00next day |
| 19:00 | 11:00next day |
| 20:00 | 12:00next day |
| 21:00 | 13:00next day |
| 22:00 | 14:00next day |
| 23:00 | 15:00next day |
Best time to call or meet
Overlapping working hours
17:00–18:00 in Pacific Time (09:00–10:00 in Japan)
Both places are inside 09:00–18:00 for 1 hour a day. Anything in this window works without asking anyone to stay late.
Reasonable calling hours
16:00–21:00 in Pacific Time (08:00–13:00 in Japan)
Both people are awake and available between 08:00 and 21:00 local time during this window.
When this difference changes
Pacific Time puts its clocks back on Sunday, November 1, 2026
The local offset moves from UTC-7 to UTC-8. After that date, Japan is 17 hours ahead of Pacific Time — instead of 16 hours ahead, as it is today.
Planning something with more than two places?
Adding a third city usually kills the obvious answer. The Meeting Time Finder takes up to five cities at once and shows only the hours that work for everybody.
Pacific Time and Japan: common questions
What is the time difference between Pacific Time and Japan?
As of 31 August 2026, Japan is 16 hours ahead of Pacific Time. The gap is not fixed: across the year, Japan ranges from 16 hours ahead to 17 hours ahead relative to Pacific Time, as clocks change. The calculator on this page always shows the difference for right now.
When it is 9:00 AM in Pacific Time, what time is it in Japan?
It is 01:00 AM in Tokyo, Japan. Use the time field in the calculator above to check any other hour.
Is Japan ahead of or behind Pacific Time?
Japan is ahead of Pacific Time by 16 hours at the moment. In practical terms, the working day in Japan starts and ends earlier in Pacific Time terms.
Do Pacific Time and Japan observe daylight saving time?
Pacific Time changes its clocks twice a year; Japan does not. The difference therefore shifts by an hour when Pacific Time switches: across the year, Japan ranges from 16 hours ahead to 17 hours ahead relative to Pacific Time.
What is the best time to call Japan from Pacific Time?
Working hours overlap between 17:00 and 18:00 Pacific Time time, which is 09:00 to 10:00 in Japan. Calls inside that window reach both sides during the normal working day.
Related comparisons
Local dates shown for Pacific Time, United States (UTC-7) and Tokyo, Japan (UTC+9) were generated on Monday, August 31, 2026 UTC and refresh in your browser.