IST to Irvine Time Converter
PST is 13 hours 30 minutes behind IST. 9:00 AM IST = 7:30 PM PST (previous day).
PST is 13 hours 30 minutes behind IST at the moment. To convert IST to Irvine Time, subtract 13 hours 30 minutes from the IST time: 9:00 AM IST = 7:30 PM PST (previous day).
IST (India Time) is used in India and Sri Lanka (UTC+5:30, no daylight saving time). Irvine Time (Irvine time) is used in Irvine, USA.
IST here means India Standard Time, not Irish or Israel Standard Time.
IST to Irvine Time time conversion table
IST to Irvine Time on 7 Nov 2026. Today's date. Highlighted rows are 9 AM–5 PM in both places.
| IST | Irvine Time | Day |
|---|---|---|
| 12:00 AM IST | 10:30 AM PST | previous day |
| 1:00 AM IST | 11:30 AM PST | previous day |
| 2:00 AM IST | 12:30 PM PST | previous day |
| 3:00 AM IST | 1:30 PM PST | previous day |
| 4:00 AM IST | 2:30 PM PST | previous day |
| 5:00 AM IST | 3:30 PM PST | previous day |
| 6:00 AM IST | 4:30 PM PST | previous day |
| 7:00 AM IST | 5:30 PM PST | previous day |
| 8:00 AM IST | 6:30 PM PST | previous day |
| 9:00 AM IST | 7:30 PM PST | previous day |
| 10:00 AM IST | 8:30 PM PST | previous day |
| 11:00 AM IST | 9:30 PM PST | previous day |
| 12:00 PM IST | 10:30 PM PST | previous day |
| 1:00 PM IST | 11:30 PM PST | previous day |
| 2:00 PM IST | 12:30 AM PST | night |
| 3:00 PM IST | 1:30 AM PST | night |
| 4:00 PM IST | 2:30 AM PST | night |
| 5:00 PM IST | 3:30 AM PST | night |
| 6:00 PM IST | 4:30 AM PST | night |
| 7:00 PM IST | 5:30 AM PST | night |
| 8:00 PM IST | 6:30 AM PST | — |
| 9:00 PM IST | 7:30 AM PST | — |
| 10:00 PM IST | 8:30 AM PST | — |
| 11:00 PM IST | 9:30 AM PST | — |
- Work rows — 9 AM–5 PM in both places
- Night in the destination (10 PM–6 AM)
How to convert IST to Irvine Time
Subtract 13 hours 30 minutes from the IST time to get Irvine Time.
Example: 9:00 AM IST = 7:30 PM PST (previous day).
Across midnight: 1:00 AM IST = 11:30 AM PST (previous day). The date changes, so always check the day as well as the hour.
Time difference between IST and Irvine Time
The time difference between IST and Irvine Time is not the same all year, because the two sides change for daylight saving time on different dates. In 2026 it works out like this:
- 1 Jan 2026 – 7 Mar 2026: Irvine Time is 13 hours 30 minutes behind of IST.
- 8 Mar 2026 – 31 Oct 2026: Irvine Time is 12 hours 30 minutes behind of IST.
- 1 Nov 2026 – 31 Dec 2026: Irvine Time is 13 hours 30 minutes behind of IST.
IST and Irvine Time during daylight saving time
- IST does not observe daylight saving time; it stays on UTC+5:30 all year.
- Irvine Time next changes on 14 Mar 2027: clocks go forward one hour at 01:59 local time, from PST (UTC−8) to PDT (UTC−7).
Best time for a meeting between IST and Irvine Time
IST and Irvine Time have no shared 9 AM–5 PM window. The earliest slot that is reasonable on both sides is 7:00 AM IST, which is 5:30 PM PST.
IST to Irvine Time FAQ
What is the time difference between IST and Irvine Time?
Right now PST is 13 hours 30 minutes behind IST. The gap changes 3 times in 2026 because the two sides switch to daylight saving time on different dates.
What is 9 AM IST in Irvine Time?
9:00 AM IST is 7:30 PM PST (previous day).
What is 12 PM (noon) IST in Irvine Time?
12:00 PM IST is 10:30 PM PST (previous day).
Is Irvine Time ahead of or behind IST?
PST is 13 hours 30 minutes behind IST, so it is earlier in Irvine Time than in IST.
Does IST change for daylight saving time?
No. IST stays on the same offset all year, so conversions never shift for daylight saving time.
Does Irvine Time change for daylight saving time?
Yes. Irvine Time next changes on 14 Mar 2027, when clocks go forward one hour from PST to PDT.
What is the best time for a meeting between IST and Irvine Time?
IST and Irvine Time have no shared 9 AM–5 PM window. The earliest slot that is reasonable on both sides is 7:00 AM IST, which is 5:30 PM PST.
Related conversions
Convert Irvine Time to IST
Convert IST to other time zones
Convert other time zones to Irvine Time
Learn more
Updated 7 November 2026. Time zone data: IANA tz database.