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CDT to JST converter

JST is 15 hours ahead of CDT today. CDT (Central Daylight Time) - currently UTC−6; JST (Japan Standard Time) - currently UTC+9.

The 09:00-18:00 workdays in CDT and JST don't overlap at all, so one side always works early or late. Quick answers: 9 AM CDT = 12 AM JST (next day), 12 PM CDT = 3 AM JST (next day), 5 PM CDT = 8 AM JST (next day).

CDT · Central Daylight Time

UTC−6

JST · Japan Standard Time

UTC+9

Convert a time

JST
--:--

Working hours side by side

columns: CDT hours
PING · 09–18 local MAYBE · 07–09, 18–21 NOT NOW · 21–07Outlined: everyone can be pinged

CDT to JST conversion table

CDTJSTVerdict in JST
12 AM · 00:003 PM · 15:00PING
1 AM · 01:004 PM · 16:00PING
2 AM · 02:005 PM · 17:00PING
3 AM · 03:006 PM · 18:00MAYBE
4 AM · 04:007 PM · 19:00MAYBE
5 AM · 05:008 PM · 20:00MAYBE
6 AM · 06:009 PM · 21:00NOT NOW
7 AM · 07:0010 PM · 22:00NOT NOW
8 AM · 08:0011 PM · 23:00NOT NOW
9 AM · 09:0012 AM · 00:00 (next day)NOT NOW
10 AM · 10:001 AM · 01:00 (next day)NOT NOW
11 AM · 11:002 AM · 02:00 (next day)NOT NOW
12 PM · 12:003 AM · 03:00 (next day)NOT NOW
1 PM · 13:004 AM · 04:00 (next day)NOT NOW
2 PM · 14:005 AM · 05:00 (next day)NOT NOW
3 PM · 15:006 AM · 06:00 (next day)NOT NOW
4 PM · 16:007 AM · 07:00 (next day)MAYBE
5 PM · 17:008 AM · 08:00 (next day)MAYBE
6 PM · 18:009 AM · 09:00 (next day)PING
7 PM · 19:0010 AM · 10:00 (next day)PING
8 PM · 20:0011 AM · 11:00 (next day)PING
9 PM · 21:0012 PM · 12:00 (next day)PING
10 PM · 22:001 PM · 13:00 (next day)PING
11 PM · 23:002 PM · 14:00 (next day)PING

Cities on CDT

America/Chicago
ChicagoHoustonSan AntonioDallasFort WorthAustin

Cities on JST

Asia/Tokyo
TokyoYokohamaOsakaNagoyaSapporoFukuoka

Other conversions

All converters
JST → CDTCDT → ESTCDT → EDTCDT → PSTCDT → PDTCDT → MSTCDT → GMTCDT → UTCCDT → BSTCDT → CETCDT → IST

Questions

What is the time difference between CDT and JST?

JST (Japan Standard Time) is 15 hours ahead of CDT (Central Daylight Time) right now: UTC−6 versus UTC+9.

What is 9 AM CDT in JST?

9:00 AM CDT is 12 AM JST (next day).

What is 5 PM CDT in JST?

5:00 PM CDT is 8 AM JST (next day).

Does daylight saving change the CDT–JST difference?

Chicago switches between CDT and CST; next change Sunday, 14 March 2027 (UTC−6 → UTC−5). JST has no daylight saving; it stays UTC+9 all year.