Time in WST and JST
The time difference between Western Standard Time (WST) and Japan Standard Time (JST) is 1 hour. Japan Standard Time is 1 hour ahead of Western Standard Time.
This means 9am WST is 10am JST and 5pm WST is 6pm JST.
Western Standard Time
- The current local time in WST is 11:45 am (July 1, 2026)
- WST time zone offset is UTC+08:00
Japan Standard Time
- The current local time in JST is 12:45 pm (July 1, 2026)
- JST time zone offset is UTC+09:00
How to convert Western Standard Time to Japan Standard Time?
Add 1 hour to Western Standard Time to get Japan Standard Time.
Time in WST
00:00
Time in JST
00:00
Use the slider above to convert Western Standard Time to Japan 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
| WST | JST |
|---|---|
| 12am | 1am |
| 1am | 2am |
| 2am | 3am |
| 3am | 4am |
| 4am | 5am |
| 5am | 6am |
| 6am | 7am |
| 7am | 8am |
| 8am | 9am |
| 9am | 10am |
| 10am | 11am |
| 11am | 12pm |
| 12pm | 1pm |
| 1pm | 2pm |
| 2pm | 3pm |
| 3pm | 4pm |
| 4pm | 5pm |
| 5pm | 6pm |
| 6pm | 7pm |
| 7pm | 8pm |
| 8pm | 9pm |
| 9pm | 10pm |
| 10pm | 11pm |
| 11pm | 12am |