IST to PST converter
9 am IST is 7:30 pm PST the day before.
PST is 13½ hours behind IST.
IST is India Standard Time, UTC+5:30. PST is Pacific Standard Time, UTC−8. To convert, subtract 13½ hours.
9 am IST is 7:30 pm PST the day before.
IST to PST, hour by hour
| IST UTC+5:30 | PST UTC−8 |
|---|---|
| 12 am | 10:30 am −1 day |
| 1 am | 11:30 am −1 day |
| 2 am | 12:30 pm −1 day |
| 3 am | 1:30 pm −1 day |
| 4 am | 2:30 pm −1 day |
| 5 am | 3:30 pm −1 day |
| 6 am | 4:30 pm −1 day |
| 7 am | 5:30 pm −1 day |
| 8 am | 6:30 pm −1 day |
| 9 am | 7:30 pm −1 day |
| 10 am | 8:30 pm −1 day |
| 11 am | 9:30 pm −1 day |
| 12 pm | 10:30 pm −1 day |
| 1 pm | 11:30 pm −1 day |
| 2 pm | 12:30 am |
| 3 pm | 1:30 am |
| 4 pm | 2:30 am |
| 5 pm | 3:30 am |
| 6 pm | 4:30 am |
| 7 pm | 5:30 am |
| 8 pm | 6:30 am |
| 9 pm | 7:30 am |
| 10 pm | 8:30 am |
| 11 pm | 9:30 am |
Daylight saving
PST is Los Angeles’s winter clock. Right now Los Angeles is on PDT (UTC−7), not PST. It switches to PST on Sunday, November 1, 2026 and back on Sunday, March 14, 2027.
IST doesn’t change for daylight saving.
If you mean the clocks in Mumbai and Los Angeles, whatever they’re on: Mumbai is 12½ hours ahead of Los Angeles now, then 13½ hours from Sunday, November 1, 2026, then 12½ hours from Sunday, March 14, 2027.
IST here means India Standard Time. The same letters are also used for Irish Standard Time (Ireland in summer, UTC+1) and Israel Standard Time (UTC+2).
PST here means Pacific Standard Time. The same letters are also used for Philippine Standard Time (UTC+8).
Questions
What is 9 am IST in PST?
9 am IST is 7:30 pm PST the day before.
How many hours ahead is PST of IST?
PST is 13½ hours behind IST.
What is 5 pm IST in PST?
5 pm IST is 3:30 am PST.