Time in JST and CST
The time difference between Japan Standard Time (JST) and Central Standard Time (CST) is 15 hours. Central Standard Time is 15 hours behind Japan Standard Time.
This means 9am JST is 6pm CST (previous day) and 5pm JST is 2am CST.
Japan Standard Time
- The current local time in JST is 4:06 am (July 9, 2026)
- JST time zone offset is UTC+09:00
Central Standard Time
- The current local time in CST is 1:06 am (July 9, 2026)
- CST time zone offset is UTC-06:00
How to convert Japan Standard Time to Central Standard Time?
Subtract 15 hours from Japan Standard Time to get Central Standard Time.
Time in JST
00:00
Time in CST
00:00
Use the slider above to convert Japan Standard Time to Central Standard Time and view the day and night map at different times.
Day–night colors on the map:
Day
Civil twilight
Nautical twilight
Astronomical twilight
NightTime Conversion Chart
| JST | CST |
|---|---|
| 12am | 9am |
| 1am | 10am |
| 2am | 11am |
| 3am | 12pm |
| 4am | 1pm |
| 5am | 2pm |
| 6am | 3pm |
| 7am | 4pm |
| 8am | 5pm |
| 9am | 6pm |
| 10am | 7pm |
| 11am | 8pm |
| 12pm | 9pm |
| 1pm | 10pm |
| 2pm | 11pm |
| 3pm | 12am |
| 4pm | 1am |
| 5pm | 2am |
| 6pm | 3am |
| 7pm | 4am |
| 8pm | 5am |
| 9pm | 6am |
| 10pm | 7am |
| 11pm | 8am |