Tehran Time to PST Converter
PST is 11 hours 30 minutes behind IRST. 9:00 AM IRST = 9:30 PM PST (previous day).
PST is 11 hours 30 minutes behind IRST at the moment. To convert Tehran Time to PST, subtract 11 hours 30 minutes from the Tehran Time time: 9:00 AM IRST = 9:30 PM PST (previous day).
Tehran Time (Tehran time) is used in Tehran, Iran. PST (Pacific Time) is used in Los Angeles, San Francisco, Seattle, Las Vegas, Portland, Vancouver.
PST here means Pacific Standard Time, not Philippine Standard Time.
Tehran Time to PST time conversion table
Tehran Time to PST on 7 Nov 2026. Today's date. Highlighted rows are 9 AM–5 PM in both places.
| Tehran Time | PST |
|---|---|
| 12:00 AM | 12:30 PM−1 |
| 1:00 AM | 1:30 PM−1 |
| 2:00 AM | 2:30 PM−1 |
| 3:00 AM | 3:30 PM−1 |
| 4:00 AM | 4:30 PM−1 |
| 5:00 AM | 5:30 PM−1 |
| 6:00 AM | 6:30 PM−1 |
| 7:00 AM | 7:30 PM−1 |
| Tehran Time | PST |
|---|---|
| 8:00 AM | 8:30 PM−1 |
| 9:00 AM | 9:30 PM−1 |
| 10:00 AM | 10:30 PM−1 |
| 11:00 AM | 11:30 PM−1 |
| 12:00 PM | 12:30 AM |
| 1:00 PM | 1:30 AM |
| 2:00 PM | 2:30 AM |
| 3:00 PM | 3:30 AM |
| Tehran Time | PST |
|---|---|
| 4:00 PM | 4:30 AM |
| 5:00 PM | 5:30 AM |
| 6:00 PM | 6:30 AM |
| 7:00 PM | 7:30 AM |
| 8:00 PM | 8:30 AM |
| 9:00 PM | 9:30 AM |
| 10:00 PM | 10:30 AM |
| 11:00 PM | 11:30 AM |
Conversion table from Tehran Time to PST for 7 Nov 2026. A tick marks hours that fall between 9 AM and 5 PM in both places. +1 means the next day in PST, −1 the previous day.
- ✓ marks 9 AM–5 PM in both places
- Greyed times are night in the destination (10 PM–6 AM)
How to convert Tehran Time to PST
Subtract 11 hours 30 minutes from the Tehran Time time to get PST.
Example: 9:00 AM IRST = 9:30 PM PST (previous day).
Across midnight: 1:00 AM IRST = 1:30 PM PST (previous day). The date changes, so always check the day as well as the hour.
Time difference between Tehran Time and PST
The time difference between Tehran Time and PST 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: PST is 11 hours 30 minutes behind of Tehran Time.
- 8 Mar 2026 – 31 Oct 2026: PST is 10 hours 30 minutes behind of Tehran Time.
- 1 Nov 2026 – 31 Dec 2026: PST is 11 hours 30 minutes behind of Tehran Time.
Tehran Time and PST during daylight saving time
- Tehran Time does not observe daylight saving time; it stays on UTC+3:30 all year.
- PST 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 Tehran Time and PST
Tehran Time and PST have no shared 9 AM–5 PM window. The earliest slot that is reasonable on both sides is 7:00 AM IRST, which is 7:30 PM PST.
Tehran Time to PST FAQ
What is the time difference between Tehran Time and PST?
Right now PST is 11 hours 30 minutes behind IRST. The gap changes 3 times in 2026 because the two sides switch to daylight saving time on different dates.
What is 9 AM Tehran Time in PST?
9:00 AM IRST is 9:30 PM PST (previous day).
What is 12 PM (noon) Tehran Time in PST?
12:00 PM IRST is 12:30 AM PST.
Is PST ahead of or behind Tehran Time?
PST is 11 hours 30 minutes behind IRST, so it is earlier in PST than in Tehran Time.
Does Tehran Time change for daylight saving time?
No. Tehran Time stays on the same offset all year, so conversions never shift for daylight saving time.
Does PST change for daylight saving time?
Yes. PST 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 Tehran Time and PST?
Tehran Time and PST have no shared 9 AM–5 PM window. The earliest slot that is reasonable on both sides is 7:00 AM IRST, which is 7:30 PM PST.
Is PT the same as PST?
PST is the winter (standard) name of Pacific Time (PT). From March to November the same clocks are called PDT. This converter always uses the one in force on the date you choose.
Related conversions
Convert PST to Tehran Time
Convert Tehran Time to other time zones
Convert other time zones to PST
Learn more
Updated 7 November 2026. Time zone data: IANA tz database.