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Global ClockTime zone converter & meeting planner
PAGES
SETTINGS
Clock
Working hours
Start
09
End
18
Theme

AUTO follows the operating system. Working hours drive the green banding on every grid. All four persist on this device only.

UTC to CST

UTC is UTC+0 and CST is UTC−5 today — CST is 5 hours behind UTC. Abbreviations are for reading: this page resolves UTC to UTC and CST to America/Chicago, which are the names that do not go ambiguous.

CST: US Central — China Standard Time also uses these letters.

The working day, side by side

Hours shaded in both rows are inside working hours on both sides. Current abbreviations: UTC+0 and CDT.

UTC and CST hour by hour, with the working-hour overlap shaded
City00:00 in UTC01:00 in UTC02:00 in UTC03:00 in UTC04:00 in UTC05:00 in UTC06:00 in UTC07:00 in UTC08:00 in UTC09:00 in UTC10:00 in UTC11:00 in UTC12:00 in UTC13:00 in UTC14:00 in UTC15:00 in UTC16:00 in UTC17:00 in UTC18:00 in UTC19:00 in UTC20:00 in UTC21:00 in UTC22:00 in UTC23:00 in UTC
UTC——000102030405060708091011121314151617181920212223
CST——000102030405060708091011121314151617181920212223
  • Working hours
  • Shoulder
  • Night
  • Overlap

Do more with UTC and CST

Open in the PlannerAdd more cities or zones, find a meeting time that works for everyone, then share it as a link.Open in Watch ViewKeep UTC, CST and other zones on screen as live clocks, under an animated sky and sun.

Common questions

What is UTC in CST?

CST is 5 hours behind UTC today: noon in UTC is 07:00 in CST.

Is UTC the same all year?

UTC refers to the offset used by UTC. Where that zone observes daylight saving, the letters change with it, which is why this site stores the identifier and not the abbreviation.

When can UTC and CST meet?

Working hours overlap for 4 hours a day: the shaded overlap is 09:00–13:00 in CST (14:00–18:00 your time).

UTC converted to other zones