Timezone Truth

New York to Tokyo

Crossing the date line: the answer is tomorrow, and Tokyo never changes its clocks.

2026-06-15 20:00 · America/New_YorkAsia/Tokyo

Mon, 2026-06-15, 20:00 in America/New_York is Tue, 2026-06-16, 09:00 in Asia/Tokyo.

2026-06-16T00:00:00.000Z

From

America/New_York

Mon, 2026-06-15, 20:00

UTC−04:00 · EDT

To

Asia/Tokyo

Tue, 2026-06-16, 09:00

UTC+09:00 · GMT+9

What to watch for

  • Note

    Asia/Tokyo does not observe daylight saving

    Asia/Tokyo keeps the same offset all year, so its clocks never change. If the other zone does observe it, the gap between them shifts twice a year even though nothing changes on this side.

Upcoming clock changes

America/New_York

  • 2026-11-01T06:00:00.000Z

    Clocks fall back an hour: the wall clock returns to 01:00, so that hour happens twice.

    UTC−04:00UTC−05:00 (EDTEST)

  • 2027-03-14T07:00:28.125Z

    Clocks jump forward an hour: 03:00 is followed by 03:00, and the times in between never happen.

    UTC−05:00UTC−04:00 (ESTEDT)

Asia/Tokyo

No clock changes — this zone keeps one offset all year.

Convert your own time

Use the form on the home page, or call the API or MCP server. This page is also available as markdown.

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