JST to SGT Converter and Time Difference
SGT is 1 hour behind JST.
Best meeting time
Everyone is in working hours from 10:00 AM to 5:00 PM (Tokyo time).
Working hours are 9 AM to 5 PM in each city. Times are for Friday, 6 November 2026.
JST 6 AM to 10 PM in SGT
Each row is a time in Japan Standard Time and the matching time in Singapore Time.
| JST | SGT | Day | Fit |
|---|---|---|---|
| 6:00 AM | 5:00 AM | Same day | Outside working hours |
| 7:00 AM | 6:00 AM | Same day | Outside working hours |
| 8:00 AM | 7:00 AM | Same day | Early or late for one city |
| 9:00 AM | 8:00 AM | Same day | Early or late for one city |
| 10:00 AM | 9:00 AM | Same day | Both in working hours |
| 11:00 AM | 10:00 AM | Same day | Both in working hours |
| 12:00 PM | 11:00 AM | Same day | Both in working hours |
| 1:00 PM | 12:00 PM | Same day | Both in working hours |
| 2:00 PM | 1:00 PM | Same day | Both in working hours |
| 3:00 PM | 2:00 PM | Same day | Both in working hours |
| 4:00 PM | 3:00 PM | Same day | Both in working hours |
| 5:00 PM | 4:00 PM | Same day | Early or late for one city |
| 6:00 PM | 5:00 PM | Same day | Early or late for one city |
| 7:00 PM | 6:00 PM | Same day | Early or late for one city |
| 8:00 PM | 7:00 PM | Same day | Early or late for one city |
| 9:00 PM | 8:00 PM | Same day | Outside working hours |
| 10:00 PM | 9:00 PM | Same day | Outside working hours |
Each row is a time in Japan Standard Time and the matching time in Singapore Time.
SGT 6 AM to 10 PM in JST
The same comparison in the other direction: each row is a time in Singapore Time and the matching time in Japan Standard Time.
| SGT | JST | Day | Fit |
|---|---|---|---|
| 6:00 AM | 7:00 AM | Same day | Outside working hours |
| 7:00 AM | 8:00 AM | Same day | Early or late for one city |
| 8:00 AM | 9:00 AM | Same day | Early or late for one city |
| 9:00 AM | 10:00 AM | Same day | Both in working hours |
| 10:00 AM | 11:00 AM | Same day | Both in working hours |
| 11:00 AM | 12:00 PM | Same day | Both in working hours |
| 12:00 PM | 1:00 PM | Same day | Both in working hours |
| 1:00 PM | 2:00 PM | Same day | Both in working hours |
| 2:00 PM | 3:00 PM | Same day | Both in working hours |
| 3:00 PM | 4:00 PM | Same day | Both in working hours |
| 4:00 PM | 5:00 PM | Same day | Early or late for one city |
| 5:00 PM | 6:00 PM | Same day | Early or late for one city |
| 6:00 PM | 7:00 PM | Same day | Early or late for one city |
| 7:00 PM | 8:00 PM | Same day | Early or late for one city |
| 8:00 PM | 9:00 PM | Same day | Outside working hours |
| 9:00 PM | 10:00 PM | Same day | Outside working hours |
| 10:00 PM | 11:00 PM | Same day | Outside working hours |
Each row is a time in Singapore Time and the matching time in Japan Standard Time.
Daylight saving and this time difference
Neither JST nor SGT uses daylight saving time, so the gap stays the same all year.
UTC offsets right now: JST is UTCUTC+9, and SGT is UTCUTC+8 on Friday, 6 November 2026. Check the date of your meeting in the planner, since the gap can change for a few weeks each year.
To compare more than two cities, open the meeting planner. To see the gap between any two cities, try the time difference calculator.
Related conversions
Frequently asked questions
What is the time difference between JST and SGT?
SGT is 1 hour behind JST. The comparison uses Friday, 6 November 2026, so the result is correct for that date.
When is the best time for a meeting between JST and SGT?
Everyone is in working hours from 10:00 AM to 5:00 PM (Tokyo time).
Does the time difference between JST and SGT change with daylight saving?
Neither JST nor SGT uses daylight saving time, so the gap stays the same all year.