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PST to JST converter
Pacific Time
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Japan Standard Time
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Japan Standard Time is 16 hours ahead of Pacific Time for most of the year, and 17 hours ahead of for part of it, because the two change their clocks on different dates (or only one of them changes at all).
When does the difference change?
In 2026:
- January 1 to March 7: Japan Standard Time is 17 hours ahead of Pacific Time
- March 8 to October 31: Japan Standard Time is 16 hours ahead of Pacific Time
- November 1 to December 31: Japan Standard Time is 17 hours ahead of Pacific Time
Questions
What time is 9 AM PST in JST?
For most of the year, 9 AM Pacific Time is 1 AM the next day Japan Standard Time. For part of the year it is 2 AM the next day, because of daylight saving time.
How many hours ahead or behind is JST from PST?
Japan Standard Time is 16 hours ahead of Pacific Time for most of the year, and 17 hours ahead of for part of it, because the two change their clocks on different dates (or only one of them changes at all).
Does the PST to JST difference change?
Yes. It changes 2 times in 2026 because of daylight saving time.
About these time zones
PST to JST, hour by hour
| Pacific Time | Japan Standard Time |
|---|---|
| 12 AM | 4 PM |
| 1 AM | 5 PM |
| 2 AM | 6 PM |
| 3 AM | 7 PM |
| 4 AM | 8 PM |
| 5 AM | 9 PM |
| 6 AM | 10 PM |
| 7 AM | 11 PM |
| 8 AM | 12 AM (next day) |
| 9 AM | 1 AM (next day) |
| 10 AM | 2 AM (next day) |
| 11 AM | 3 AM (next day) |
| 12 PM | 4 AM (next day) |
| 1 PM | 5 AM (next day) |
| 2 PM | 6 AM (next day) |
| 3 PM | 7 AM (next day) |
| 4 PM | 8 AM (next day) |
| 5 PM | 9 AM (next day) |
| 6 PM | 10 AM (next day) |
| 7 PM | 11 AM (next day) |
| 8 PM | 12 PM (next day) |
| 9 PM | 1 PM (next day) |
| 10 PM | 2 PM (next day) |
| 11 PM | 3 PM (next day) |
Based on the clocks on Monday, October 12, 2026. Use the converter above for another date.