IST to PST: India Standard Time to US Pacific Time
US Pacific Time is 12 hours 30 minutes behind IST in summer (PDT, UTC-07:00) and 13 hours 30 minutes behind IST in winter (PST, UTC-08:00). Use the converter above — type a time such as “9am IST to PST”, drag along the hour strips, or pick a date.
IST to PST conversion table
| India Standard Time (IST) | US Pacific Time — January | US Pacific Time — July |
|---|---|---|
| 12:00 AM IST | 10:30 AM PST (previous day) | 11:30 AM PDT (previous day) |
| 1:00 AM IST | 11:30 AM PST (previous day) | 12:30 PM PDT (previous day) |
| 2:00 AM IST | 12:30 PM PST (previous day) | 1:30 PM PDT (previous day) |
| 3:00 AM IST | 1:30 PM PST (previous day) | 2:30 PM PDT (previous day) |
| 4:00 AM IST | 2:30 PM PST (previous day) | 3:30 PM PDT (previous day) |
| 5:00 AM IST | 3:30 PM PST (previous day) | 4:30 PM PDT (previous day) |
| 6:00 AM IST | 4:30 PM PST (previous day) | 5:30 PM PDT (previous day) |
| 7:00 AM IST | 5:30 PM PST (previous day) | 6:30 PM PDT (previous day) |
| 8:00 AM IST | 6:30 PM PST (previous day) | 7:30 PM PDT (previous day) |
| 9:00 AM IST | 7:30 PM PST (previous day) | 8:30 PM PDT (previous day) |
| 10:00 AM IST | 8:30 PM PST (previous day) | 9:30 PM PDT (previous day) |
| 11:00 AM IST | 9:30 PM PST (previous day) | 10:30 PM PDT (previous day) |
| 12:00 PM IST | 10:30 PM PST (previous day) | 11:30 PM PDT (previous day) |
| 1:00 PM IST | 11:30 PM PST (previous day) | 12:30 AM PDT |
| 2:00 PM IST | 12:30 AM PST | 1:30 AM PDT |
| 3:00 PM IST | 1:30 AM PST | 2:30 AM PDT |
| 4:00 PM IST | 2:30 AM PST | 3:30 AM PDT |
| 5:00 PM IST | 3:30 AM PST | 4:30 AM PDT |
| 6:00 PM IST | 4:30 AM PST | 5:30 AM PDT |
| 7:00 PM IST | 5:30 AM PST | 6:30 AM PDT |
| 8:00 PM IST | 6:30 AM PST | 7:30 AM PDT |
| 9:00 PM IST | 7:30 AM PST | 8:30 AM PDT |
| 10:00 PM IST | 8:30 AM PST | 9:30 AM PDT |
| 11:00 PM IST | 9:30 AM PST | 10:30 AM PDT |
Daylight saving
India Standard Time has no daylight saving — it stays at UTC+05:30 all year. US Pacific Time switches to PDT around March and back to PST around November. Because of this the difference between IST and PST changes during the year — the converter above always uses the right one for the date you pick.
Frequently asked questions
- What is the time difference between IST and PST?
- US Pacific Time is 12h 30m behind IST in summer (PDT) and 13h 30m behind in winter (PST).
- What is 9 AM IST in PST?
- 9:00 AM IST is 8:30 PM PDT (previous day) in summer and 7:30 PM PST (previous day) in winter.
- Which IST is this?
- Here IST means India Standard Time, used in India (Mumbai, Delhi, Bengaluru). Abbreviations can mean different places — IST is also used for Irish and Israel Standard Time; type a city in the converter if you meant another one.
- Is PST the same as PDT?
- They are the same place in different seasons: PST/PDT — PST in winter and PDT during daylight saving. GlobalHours switches automatically on the right date.