Timezone Truth

Scheduling a meeting across three zones

A 9am start in one zone, and what it costs the other participants.

2026-06-15 09:00 · America/ChicagoAsia/Singapore

Mon, 2026-06-15, 09:00 in America/Chicago is Mon, 2026-06-15, 22:00 in Asia/Singapore.

2026-06-15T14:00:00.000Z

From

America/Chicago

Mon, 2026-06-15, 09:00

UTC−05:00 · CDT

To

Asia/Singapore

Mon, 2026-06-15, 22:00

UTC+08:00 · GMT+8

What to watch for

  • Note

    Asia/Singapore does not observe daylight saving

    Asia/Singapore 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/Chicago

  • 2026-11-01T07:00:14.062Z

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

    UTC−05:00UTC−06:00 (CDTCST)

  • 2027-03-14T08:00:00.000Z

    Clocks jump forward an hour: 01:59 is followed by 03:00, and the times in between never happen.

    UTC−06:00UTC−05:00 (CSTCDT)

Asia/Singapore

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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