CST time now
CST has several regional meanings. Compare the current time, UTC offset and IANA rule set before scheduling.
What CST can mean
Current abbreviations and offsets are calculated for this instant. A regional zone may be in a different seasonal phase today.
Central Standard Time
North AmericaCentral Time
North AmericaChina Standard Time
ChinaCuba Standard Time
Cuba| Meaning | Current abbreviation | UTC offset | Rule set | Notes |
|---|---|---|---|---|
| Central Standard Time North America | Central Standard Time | UTC-06:00 | Fixed offset | A fixed UTC-06:00 standard-time offset. |
| Central Time North America | CDT | UTC-05:00 | America/Chicago | A regional zone that alternates between CST and CDT where daylight saving time is observed. |
| China Standard Time China | CST | UTC+08:00 | Asia/Shanghai | China's official civil time, UTC+08:00. |
| Cuba Standard Time Cuba | CDT | UTC-04:00 | America/Havana | Cuba's standard-time abbreviation. |
Regional meanings of CST
Hover, focus or tap any hour to compare the same instant across every row.
Time zone converter
Convert historical, current or future wall times between cities, IANA zones and UTC offsets.
CST time-zone questions
What does CST mean?
On this page CST can refer to Central Standard Time, Central Time, China Standard Time, Cuba Standard Time. The intended meaning depends on the region and date.
Is CST a unique time zone?
No.
Can the UTC offset for CST change?
A fixed abbreviation entry has a fixed offset, but a geographic regional time zone can switch abbreviations or offsets under daylight-saving rules.
What should I enter in the time converter?
Use a city or an IANA time-zone identifier when an abbreviation is ambiguous. This avoids silently choosing the wrong region.
