Seattle to JST Time Converter
Convert Seattle to Japan Standard Time instantly.
Scroll the timeline to check any hour of the day.
Seattle
PST
1:26
Japan Standard Time
JST
5:26
Seattle is on daylight savings (PDT), while JST is on standard time (JST) right now.
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How the Seattle to JST time difference works
JST is 16 hours ahead of Seattle. Seattle (PST) is a city in United States. Japan Standard Time (JST) is the time zone of Japan. For example, 9:00 AM Seattle is 1:00 AM JST. Scroll the timeline above to convert any moment, or use the chart below for a quick reference.
Time difference
16 hours
Daylight saving
Seattle only
Seattle offset
UTC-8
JST offset
UTC+9
Seattle to JST conversion chart
| Seattle (PST) | Japan Standard Time (JST) |
|---|---|
| 12:00 AM | 4:00 PM |
| 1:00 AM | 5:00 PM |
| 2:00 AM | 6:00 PM |
| 3:00 AM | 7:00 PM |
| 4:00 AM | 8:00 PM |
| 5:00 AM | 9:00 PM |
| 6:00 AM | 10:00 PM |
| 7:00 AM | 11:00 PM |
| 8:00 AM | 12:00 AM +1 day |
| 9:00 AM | 1:00 AM +1 day |
| 10:00 AM | 2:00 AM +1 day |
| 11:00 AM | 3:00 AM +1 day |
| 12:00 PM | 4:00 AM +1 day |
| 1:00 PM | 5:00 AM +1 day |
| 2:00 PM | 6:00 AM +1 day |
| 3:00 PM | 7:00 AM +1 day |
| 4:00 PM | 8:00 AM +1 day |
| 5:00 PM | 9:00 AM +1 day |
| 6:00 PM | 10:00 AM +1 day |
| 7:00 PM | 11:00 AM +1 day |
| 8:00 PM | 12:00 PM +1 day |
| 9:00 PM | 1:00 PM +1 day |
| 10:00 PM | 2:00 PM +1 day |
| 11:00 PM | 3:00 PM +1 day |
Cities in each time zone
Seattle (PST)
San FranciscoSanta BarbaraSan DiegoSacramentoFresnoBakersfield
Japan Standard Time (JST)
TokyoOsakaYokohamaNagoyaSapporo
Seattle to JST questions
Is JST ahead of or behind Seattle?
JST is 16 hours ahead of Seattle. So 9:00 AM Seattle is 1:00 AM JST, and 5:00 PM Seattle is 9:00 AM JST.
What time is it in JST when it is 12:00 PM Seattle?
When it is 12:00 PM (noon) Seattle in Seattle, it is 4:00 AM JST in Japan Standard Time.
How many hours difference is there between Seattle and JST?
There is a 16 hours difference. Japan Standard Time (JST) runs 16 hours ahead of Seattle (PST).
Do Seattle and JST observe daylight saving time?
Seattle observes daylight saving time but Japan Standard Time does not, so the difference between them changes by an hour twice a year.
What is the best time to schedule a meeting between Seattle and JST?
A standard 9-to-5 workday in Seattle and Japan Standard Time does not overlap, so pick the early morning in the later zone or the late evening in the earlier zone.
Which cities use Seattle and JST?
Seattle (PST) covers cities such as San Francisco, Santa Barbara, San Diego, Sacramento, Fresno, Bakersfield. Japan Standard Time (JST) covers cities such as Tokyo, Osaka, Yokohama, Nagoya, Sapporo.