World Clock
View current time for cities worldwide, search city timezones
Asia
Europe
Antarctica
North America
South America
Oceania
Africa
What is World Clock?
A world clock displays the current time across different cities and timezones globally. Due to Earth's rotation, different longitudes experience different times. A world clock helps you quickly understand time differences, facilitating cross-border communication and collaboration.
How to Use
- The top of the page automatically displays your local system time and timezone
- Type a country or city name in the search box to filter timezones
- The list shows each city's current time, date, weekday, and offset from local
- Offset shows the difference from local time — positive means ahead, negative means behind
Use Cases
Cross-timezone Meeting Scheduling
When scheduling video calls across timezones, check working hours in each location to find a suitable time slot for everyone. For example, 9:00 AM in Beijing = 1:00 AM in London = 8:00 PM in New York (previous day).
International Flight Planning
When booking international flights, knowing the local time at your destination helps adjust your schedule and reduce jet lag.
Global Team Collaboration
When collaborating with team members in different timezones, quickly check if they're within working hours to avoid disturbing colleagues during rest time.
FAQ
Q: Why do some cities' times change?
A: Some countries and regions observe Daylight Saving Time (DST), adjusting clocks during summer months. This tool automatically handles DST changes, always showing the current actual time.
Q: How is the time offset calculated?
A: The offset is the difference between the target city's UTC offset and your local timezone's UTC offset. For example, if local is UTC+8 and the target is UTC+0, the offset is -8 hours, meaning 8 hours behind local.
Q: Why can't I find a specific city?
A: This tool includes major cities and timezones worldwide but may not cover every city. Try searching by country name or the nearest major city.
Q: Where does the time data come from?
A: All time data is calculated from your browser's system clock and the IANA timezone database. No internet connection needed — everything is processed locally.