World Clock
Time zones of major cities and time conversion
World Clock is a free online Calculators tool. Time zones of major cities and time conversion Related terms: 时区 · timezone · 世界时钟 · 时间 · 换算. Use it on this page without signing in.
说明：使用标准时区偏移，未处理夏令时（DST）。地图中太阳位置表示当前 UTC 时间的日照区域。
使用说明
- 选择或输入源城市和目标城市
- 自动显示两地的当前时间
- 计算时差，支持跨时区会议安排
- 可查看多城市时间对照表
常见问题
- 夏令时：部分国家实行夏令时（DST），时间会偏移 1 小时
- UTC/GMT：以零时区为基准，东加西减
- 跨日：跨越国际日期变更线日期会变化一天
- 适合跨国会议、海外出差、远程协作排期
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FAQ about World Clock
What can World Clock do?
World Clock is a Calculators tool. Time zones of major cities and time conversion You can finish the job on this page.
Who should use World Clock?
Anyone handling 时区 · timezone · 世界时钟 · 时间 · 换算 who does not want to install desktop software can use World Clock in the browser.
Is World Clock safe? Is my data uploaded?
This tool runs in your browser. We do not collect the content you enter into World Clock just because you used it.
What similar tools exist?
Related tools in the same Calculators group are listed at the bottom of this page.