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JST to IST time converter
India is 3.5 hours behind Japan all year.
JST to IST conversion table
Local time in Japan and the matching time in India on two reference dates, one in winter and one in summer for the northern hemisphere.
| Japan (JST) | India on 15 January | India on 15 July |
|---|---|---|
| 08:00 | 04:30 | 04:30 |
| 09:00 | 05:30 | 05:30 |
| 10:00 | 06:30 | 06:30 |
| 12:00 | 08:30 | 08:30 |
| 15:00 | 11:30 | 11:30 |
| 17:00 | 13:30 | 13:30 |
| 18:00 | 14:30 | 14:30 |
| 21:00 | 17:30 | 17:30 |
Best meeting times between Japan and India
- January: Inside both working days (09:00-17:00): 12:30-17:00 JST = 09:00-13:30 IST.
- July: Inside both working days (09:00-17:00): 12:30-17:00 JST = 09:00-13:30 IST.
Want to add more people? The meeting planner starts with these two zones and lets you add up to four more.
Daylight saving between JST and IST
- Japan does not change its clocks in 2026.
- India does not change its clocks in 2026.
About the two zones
Japan. Japan Standard Time is UTC+9 all year with no daylight saving.
India. India uses a single time zone, UTC+5:30, all year. It does not observe daylight saving, so the gap to zones that do changes twice a year.
Frequently asked questions
What time is 9 AM JST in IST?
On 15 January, 09:00 in Japan is 05:30 in India. On 15 July it is 05:30.
What is the time difference between Japan and India?
India is 3.5 hours behind Japan all year.
Does the time difference between JST and IST change during the year?
No. Neither zone changes its clocks in a way that alters the gap, so the difference stays at 3.5 hours.
When is the best time for a meeting between Japan and India?
Inside both working days (09:00-17:00): 12:30-17:00 JST = 09:00-13:30 IST. In July: Inside both working days (09:00-17:00): 12:30-17:00 JST = 09:00-13:30 IST.
More conversions
Need the time in a scheduler? Convert a local-time cron schedule to UTC, or see which jobs a clock change affects with the DST collision simulator.