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JST to CST Time Converter

CST is 15 hours behind JST right now. 9:00 AM in JST is 6:00 PM in CST (the day before).

Time now: JST and CST

🌐 Japan Standard Time (JST)8:58 AMTuesday, November 10 · UTC+09:00
🌐 Central Time (US & Canada)5:58 PMMonday, November 9 · UTC-06:00

CST is 15 hours behind JST right now. The gap is not fixed: it is 15 hours at some times of the year and 14 hours at others, because at least one of them changes its clocks for daylight saving time.

JST to CST conversion table

Every hour of the day, using today's time difference.

JSTCST
12:00 AM9:00 AMprevious day
1:00 AM10:00 AMprevious day
2:00 AM11:00 AMprevious day
3:00 AM12:00 PMprevious day
4:00 AM1:00 PMprevious day
5:00 AM2:00 PMprevious day
6:00 AM3:00 PMprevious day
7:00 AM4:00 PMprevious day
8:00 AM5:00 PMprevious day
9:00 AM6:00 PMprevious day
10:00 AM7:00 PMprevious day
11:00 AM8:00 PMprevious day
12:00 PM9:00 PMprevious day
1:00 PM10:00 PMprevious day
2:00 PM11:00 PMprevious day
3:00 PM12:00 AM
4:00 PM1:00 AM
5:00 PM2:00 AM
6:00 PM3:00 AM
7:00 PM4:00 AM
8:00 PM5:00 AM
9:00 PM6:00 AM
10:00 PM7:00 AM
11:00 PM8:00 AM

Best time to meet between JST and CST

There is no overlap between 9 AM and 6 PM in both places.

If both sides can be flexible (7 AM – 10 PM):

  • 7:00 AM – 1:00 PM JST = 4:00 PM – 10:00 PM CST

The time difference changes during the year because of daylight saving time, so these windows shift by an hour at other times.

Does the time difference between JST and CST change?

Yes. Right now CST is 15 hours behind JST. These are the dates in the next 12 months when the gap changes:

  • Sunday, 14 March 2027: CST moves its clocks forward. CST is 14 hours behind JST from then (it was 15 hours before).
  • Sunday, 7 November 2027: CST moves its clocks back. CST is 15 hours behind JST from then (it was 14 hours before).

Office hours in each other's time

  • 9 AM to 6 PM in JST is 6:00 PM (previous day) to 3:00 AM in CST.
  • 9 AM to 6 PM in CST is 12:00 AM (next day) to 9:00 AM (next day) in JST.

Based on today's clock settings.

Frequently asked questions

What is the time difference between JST and CST?

CST is 15 hours behind JST right now. The gap is not fixed: it is 15 hours at some times of the year and 14 hours at others, because at least one of them changes its clocks for daylight saving time.

How do I convert JST to CST?

Subtract 15 hours from the JST time to get the CST time (at today's difference). 9:00 AM in JST is 6:00 PM in CST (the day before). Or use the converter above and pick any date and time.

What is the current time in CST?

It is 5:58 PM in CST on Monday, November 9 (the converter above shows it live). At the same moment it is 8:58 AM in JST.

Does the time difference between JST and CST change during the year?

Yes. Right now CST is 15 hours behind JST. Over the next 12 months the gap changes 2 times: Sunday, 14 March 2027: CST moves its clocks forward. CST is 14 hours behind JST from then (it was 15 hours before). Sunday, 7 November 2027: CST moves its clocks back. CST is 15 hours behind JST from then (it was 14 hours before).

What is the best time for a meeting between JST and CST?

The two places have no shared working hours (9 AM – 6 PM). The nearest option is 7:00 AM – 1:00 PM JST = 4:00 PM – 10:00 PM CST.

What does CST mean?

Central Time is CST (UTC-06:00) in winter and CDT (UTC-05:00) in summer.

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