Daylight-saving, handled.
Future conversions use the correct local offset for that date, even when the clocks change.
World time, made clear
Every hour, in its right place.
Ask naturally, paste a time, or compare cities. WorldTime gives you one clear answer without timezone arithmetic.
Accurate time zones. Clear context. No clutter.
Outside usual working hours
23:00GMT+9
Thursday, 3 September 2026 in Tokyo
8 hours ahead of London
Live around the worldDaylight shown in the accent colour
Made for the details
Confidence belongs in the small print.
Time with context.
Every answer carries its city, zone, relative difference and working-hour context.
Ready to share.
Copy a clear dual-time answer or open the full planner when more cities matter.
Need the whole picture?
Compare every working day on one timeline.
Move from a quick answer to the visual meeting planner when several cities, daylight and fairness all matter.
Beyond time zones
Everything that keeps, shapes and marks time.
Follow the Sun and Moon, count down to celestial events, or understand the standards and stories behind the clock.
Sun · Moon · Sky
Your local sky clock
Sunrise, sunset, solar noon, moon phase and live countdowns to eclipses and comet-linked meteor showers.
Explore astronomical time →Atomic · Civil · HistoricWhy time works this way
Atomic clocks, UTC and GMT, US zone abbreviations, leap seconds, calendars and the reason a day has 24 hours.
Read the time guides →Your place on the absurdly long timeline
So, how much time have you got?
We cannot predict your lifespan. Frankly, neither can the internet. But we can show the time you have lived and use an 80th birthday as a clearly labelled measuring stick.
One second
9,192,631,770
Oscillations of caesium-133. A second is surprisingly busy.
Your scale
—
Weeks so far. Enough Mondays to deserve some credit.
About 5 billion years
Red giant
The Sun will expand into a red giant. It will not explode as a supernova; it lacks the mass for that particular drama.
After that
White dwarf
The remnant will cool for an almost unreasonable length of time. Your calendar should be clear.
Popular city clocks
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