Time in JST and SST
The time difference between Japan Standard Time (JST) and Samoa Standard Time (SST) is 20 hours. Samoa Standard Time is 20 hours behind Japan Standard Time.
This means 9am JST is 1pm SST (previous day) and 5pm JST is 9pm SST (previous day).
Japan Standard Time
- The current local time in JST is 4:07 am (July 9, 2026)
- JST time zone offset is UTC+09:00
Samoa Standard Time
- The current local time in SST is 6:07 am (July 9, 2026)
- SST time zone offset is UTC-11:00
How to convert Japan Standard Time to Samoa Standard Time?
Subtract 20 hours from Japan Standard Time to get Samoa Standard Time.
Time in JST
00:00
Time in SST
00:00
Use the slider above to convert Japan Standard Time to Samoa 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 | SST |
|---|---|
| 12am | 4am |
| 1am | 5am |
| 2am | 6am |
| 3am | 7am |
| 4am | 8am |
| 5am | 9am |
| 6am | 10am |
| 7am | 11am |
| 8am | 12pm |
| 9am | 1pm |
| 10am | 2pm |
| 11am | 3pm |
| 12pm | 4pm |
| 1pm | 5pm |
| 2pm | 6pm |
| 3pm | 7pm |
| 4pm | 8pm |
| 5pm | 9pm |
| 6pm | 10pm |
| 7pm | 11pm |
| 8pm | 12am |
| 9pm | 1am |
| 10pm | 2am |
| 11pm | 3am |