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CST to JST Converter

JST is 14 hours ahead of CST for most of the year. The gap changes for a few weeks a year because the two places switch to daylight saving time on different dates.

JST to CST instead

Time difference between CST and JST

JST is 14 hours ahead of CST for most of the year.

  • 2026: JST is 15 hours ahead of CST from Jan 1 – Mar 7, 2026, Nov 1 – Dec 31, 2026.
  • 2027: JST is 15 hours ahead of CST from Jan 1 – Mar 13, 2027, Nov 7 – Dec 31, 2027.

CST to JST conversion table

CSTJSTMost of the yearJSTJan 1 – Mar 7, 2026, Nov 1 – Dec 31, 2026
12 AM2 PM3 PM
1 AM3 PM4 PM
2 AM4 PM5 PM
3 AM5 PM6 PM
4 AM6 PM7 PM
5 AM7 PM8 PM
6 AM8 PM9 PM
7 AM9 PM10 PM
8 AM10 PM11 PM
9 AM11 PM12 AM+1 day
10 AM12 AM+1 day1 AM+1 day
11 AM1 AM+1 day2 AM+1 day
12 PM2 AM+1 day3 AM+1 day
1 PM3 AM+1 day4 AM+1 day
2 PM4 AM+1 day5 AM+1 day
3 PM5 AM+1 day6 AM+1 day
4 PM6 AM+1 day7 AM+1 day
5 PM7 AM+1 day8 AM+1 day
6 PM8 AM+1 day9 AM+1 day
7 PM9 AM+1 day10 AM+1 day
8 PM10 AM+1 day11 AM+1 day
9 PM11 AM+1 day12 PM+1 day
10 PM12 PM+1 day1 PM+1 day
11 PM1 PM+1 day2 PM+1 day

Best time to meet

A regular 9 AM – 5 PM day doesn't overlap. If one side starts early or stays late (7 AM – 9 PM), you can meet 5 PM – 9 PM CST (7 AM – 11 AM JST).

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Frequently asked questions

What time is it in JST when it's 9 AM in CST?

11 PM for most of the year. JST is 14 hours ahead of CST.

How many hours is JST ahead of CST?

Usually 14 hours. The gap changes for a few weeks a year because daylight saving time starts and ends on different dates: 2026: JST is 15 hours ahead of CST from Jan 1 – Mar 7, 2026, Nov 1 – Dec 31, 2026. 2027: JST is 15 hours ahead of CST from Jan 1 – Mar 13, 2027, Nov 7 – Dec 31, 2027.

Does CST use daylight saving time?

Yes. Central Time is UTC−6 (CST) in January and UTC−5 (CDT) in July. Mar 8, 2026: clocks go forward to UTC−5; Nov 1, 2026: clocks go back to UTC−6.

Does JST use daylight saving time?

No. Japan Standard Time stays at UTC+9 all year.

When is the best time to schedule a meeting between CST and JST?

A regular 9 AM – 5 PM day doesn't overlap. If one side starts early or stays late (7 AM – 9 PM), you can meet 5 PM – 9 PM CST (7 AM – 11 AM JST).

Which CST does this page use?

Here CST means US Central Time (UTC−6, CDT UTC−5 in summer), not China Standard Time. For China, see the Beijing pages.

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