CST to JST Converter

Convert Central Time (CST) to Japan Standard Time (JST), with daylight saving time handled for you.

JST to CST

Now in CST

1:02 PM

Central Time · Chicago

Now in JST

3:02 AM

Japan Standard Time · Tokyo

Results

1:02 PM CST in JST

3:02 AM

Japan Standard Time · next day · right now JST is 14 hours ahead of CST

Times follow Chicago for CST and Tokyo for JST, using the IANA time zone database.

CST to JST time difference

JST is 14 hours ahead of CST for most of 2026, and 15 hours ahead of CST for about 127 days, because daylight saving time changes on different dates.

In 2026, Central Time switches to CDT on March 8 and back to CST on November 1. Japan Standard Time does not use daylight saving time.

CST to JST conversion table

Every hour on 2026-09-28. Highlighted rows fall inside 9 AM–5 PM in both zones.

CST (Central Time)JST (Japan Standard Time)
12:00 AM2:00 PM
1:00 AM3:00 PM
2:00 AM4:00 PM
3:00 AM5:00 PM
4:00 AM6:00 PM
5:00 AM7:00 PM
6:00 AM8:00 PM
7:00 AM9:00 PM
8:00 AM10:00 PM
9:00 AM11:00 PM
10:00 AM12:00 AM · next day
11:00 AM1:00 AM · next day
12:00 PM2:00 AM · next day
1:00 PM3:00 AM · next day
2:00 PM4:00 AM · next day
3:00 PM5:00 AM · next day
4:00 PM6:00 AM · next day
5:00 PM7:00 AM · next day
6:00 PM8:00 AM · next day
7:00 PM9:00 AM · next day
8:00 PM10:00 AM · next day
9:00 PM11:00 AM · next day
10:00 PM12:00 PM · next day
11:00 PM1:00 PM · next day

Working hours overlap

On 2026-09-28, 9 AM–5 PM workdays in CST and JST don't overlap. Try an early start in one zone and a late finish in the other, or use the meeting planner.

Convert CST to other time zones

How to use

Follow these steps to get a result

  1. Pick a date and a time in Central Time (CST).

  2. Read the matching JST time, including whether it falls on the next or previous day.

  3. Scan the 24-hour table to see every hour at once, with shared working hours highlighted.

Features

What this tool includes

  • Live clocks for both time zones

  • Daylight saving time handled automatically

  • 24-hour conversion table

  • Working-hours overlap

FAQ

Common questions about this tool

JST is 14 hours ahead of CST for most of 2026, and 15 hours ahead of CST for about 127 days, because daylight saving time changes on different dates.

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