JST to Patna Time Converter
IST is 3 hours 30 minutes behind JST. 9:00 AM JST = 5:30 AM IST.
IST is 3 hours 30 minutes behind JST. To convert JST to Patna Time, subtract 3 hours 30 minutes from the JST time: 9:00 AM JST = 5:30 AM IST.
JST (Japan Time) is used in Japan. Patna Time (Patna time) is used in Patna, India.
JST to Patna Time time conversion table
JST to Patna Time on 7 Nov 2026. Today's date. Highlighted rows are 9 AM–5 PM in both places.
| JST | Patna Time | Day |
|---|---|---|
| 12:00 AM JST | 8:30 PM IST | previous day |
| 1:00 AM JST | 9:30 PM IST | previous day |
| 2:00 AM JST | 10:30 PM IST | previous day |
| 3:00 AM JST | 11:30 PM IST | previous day |
| 4:00 AM JST | 12:30 AM IST | night |
| 5:00 AM JST | 1:30 AM IST | night |
| 6:00 AM JST | 2:30 AM IST | night |
| 7:00 AM JST | 3:30 AM IST | night |
| 8:00 AM JST | 4:30 AM IST | night |
| 9:00 AM JST | 5:30 AM IST | night |
| 10:00 AM JST | 6:30 AM IST | — |
| 11:00 AM JST | 7:30 AM IST | — |
| 12:00 PM JST | 8:30 AM IST | — |
| 1:00 PM JST | 9:30 AM IST | work hours |
| 2:00 PM JST | 10:30 AM IST | work hours |
| 3:00 PM JST | 11:30 AM IST | work hours |
| 4:00 PM JST | 12:30 PM IST | work hours |
| 5:00 PM JST | 1:30 PM IST | — |
| 6:00 PM JST | 2:30 PM IST | — |
| 7:00 PM JST | 3:30 PM IST | — |
| 8:00 PM JST | 4:30 PM IST | — |
| 9:00 PM JST | 5:30 PM IST | — |
| 10:00 PM JST | 6:30 PM IST | — |
| 11:00 PM JST | 7:30 PM IST | — |
- Work rows — 9 AM–5 PM in both places
- Night in the destination (10 PM–6 AM)
How to convert JST to Patna Time
Subtract 3 hours 30 minutes from the JST time to get Patna Time.
Example: 9:00 AM JST = 5:30 AM IST.
Across midnight: 1:00 AM JST = 9:30 PM IST (previous day). The date changes, so always check the day as well as the hour.
Time difference between JST and Patna Time
The time difference between JST and Patna Time is 3 hours 30 minutes all year – IST is behind JST.
JST and Patna Time during daylight saving time
- JST does not observe daylight saving time; it stays on UTC+9 all year.
- Patna Time does not observe daylight saving time; it stays on UTC+5:30 all year.
Best time for a meeting between JST and Patna Time
JST and Patna Time share 4 hours 30 minutes of the 9 AM–5 PM working day. Any time between 12:30 PM and 5:00 PM JST lands between 9:00 AM and 1:30 PM IST, inside working hours for both.
JST to Patna Time FAQ
What is the time difference between JST and Patna Time?
IST is 3 hours 30 minutes behind JST all year. 9:00 AM JST = 5:30 AM IST.
What is 9 AM JST in Patna Time?
9:00 AM JST is 5:30 AM IST.
What is 12 PM (noon) JST in Patna Time?
12:00 PM JST is 8:30 AM IST.
Is Patna Time ahead of or behind JST?
IST is 3 hours 30 minutes behind JST, so it is earlier in Patna Time than in JST.
Does JST change for daylight saving time?
No. JST stays on the same offset all year, so conversions never shift for daylight saving time.
Does Patna Time change for daylight saving time?
No. Patna Time stays on the same offset all year, so conversions never shift for daylight saving time.
What is the best time for a meeting between JST and Patna Time?
JST and Patna Time share 4 hours 30 minutes of the 9 AM–5 PM working day. Any time between 12:30 PM and 5:00 PM JST lands between 9:00 AM and 1:30 PM IST, inside working hours for both.
Related conversions
Convert Patna Time to JST
Convert JST to other time zones
Convert other time zones to Patna Time
Learn more
Updated 7 November 2026. Time zone data: IANA tz database.