PST to IRT Time Converter

Convert Pacific Standard Time (PST) to Iran Standard Time (IRT). Both time zones are shown live below; current offset between them is 10h 30m ahead.

Los Angeles · Pacific Standard Time
08:21:44
Wednesday, May 13, 2026
PDT · UTC-07:00
Tehran · Iran Standard Time
18:51:44
Wednesday, May 13, 2026
GMT+3:30 · UTC+03:30

Convert a specific time

From: PST (Los Angeles)
To: IRT (Tehran)
--:--

Daylight Saving status right now

PST (Pacific Standard Time)
Observes DST
Yes
In DST right now
Yes
Next fall back
2026-11-01
Offset shift
UTC-07:00 → UTC-08:00
IRT (Iran Standard Time)
Observes DST
No

Heads up: PST observes DST while IRT does not. The 10.5-hour difference shown above will shift by one hour when PST starts or ends DST.

When can PST and IRT meet?

00
01
02
03
04
05
06
07
08
09
10
11
12
13
14
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18
19
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21
22
23
PST
IRT
Both zones in working hours (9am-5pm)
One zone working
Off-hours
Columns are hours of the day in Los Angeles (PST). Each row shows the local working-hours state in that zone for the same moment in time.
No overlap during strict 9-5 working hours; some flexibility needed.
If both sides are willing to extend to 8am-7pm, the available window is 08:00–08:00 PST (18:30–18:30 IRT).

Hour-by-hour PST to IRT conversion table

PST time (Los Angeles)IRT time (Tehran)Status
00:00 Wed10:30 WedIRT working
01:00 Wed11:30 WedIRT working
02:00 Wed12:30 WedIRT working
03:00 Wed13:30 WedIRT working
04:00 Wed14:30 WedIRT working
05:00 Wed15:30 WedIRT working
06:00 Wed16:30 WedIRT working
07:00 Wed17:30 WedOff-hours both sides
08:00 Wed18:30 WedOff-hours both sides
09:00 Wed19:30 WedPST working
10:00 Wed20:30 WedPST working
11:00 Wed21:30 WedPST working
12:00 Wed22:30 WedPST working
13:00 Wed23:30 WedPST working
14:00 Wed00:30 ThuPST working
15:00 Wed01:30 ThuPST working
16:00 Wed02:30 ThuPST working
17:00 Wed03:30 ThuOff-hours both sides
18:00 Wed04:30 ThuOff-hours both sides
19:00 Wed05:30 ThuOff-hours both sides
20:00 Wed06:30 ThuOff-hours both sides
21:00 Wed07:30 ThuOff-hours both sides
22:00 Wed08:30 ThuOff-hours both sides
23:00 Wed09:30 ThuIRT working

Times computed for today in each zone using the IANA time zone database. The conversion accounts for daylight saving time wherever applicable.

About these time zones

Pacific Standard Time (PST)
IANA identifier
America/Los_Angeles
Current UTC offset
UTC-07:00
Current abbreviation
PDT
Major cities in this zone
Los AngelesSan FranciscoSeattlePortlandSan Diego
Iran Standard Time (IRT)
IANA identifier
Asia/Tehran
Current UTC offset
UTC+03:30
Current abbreviation
GMT+3:30
Major cities in this zone
TehranIsfahan

Sun today in Los Angeles and Tehran

Los Angeles
Sunrise
05:54
Sunset
19:47
Solar noon
12:50
Daylight
13h 52m
Tehran
Sunrise
05:02
Sunset
19:01
Solar noon
12:02
Daylight
13h 58m

Related converters

IRT to PST (reverse)PST to ESTPST to GMTPST to UTCPST to CETPST to ISTEST to IRTGMT to IRTUTC to IRTCET to IRTIST to IRT
Looking for local time? See time in Los Angeles or time in Tehran.

Frequently asked questions

What is the time difference between PST and IRT right now?+
IRT (Iran Standard Time) is currently 10h 30m ahead PST (Pacific Standard Time). The exact difference can change when one or both zones transition into or out of daylight saving time.
Does PST or IRT observe daylight saving time?+
PST: observes daylight saving time. IRT: does not observe daylight saving time.
When is the best time to schedule a meeting between PST and IRT?+
Standard 9-5 hours do not overlap. Extending to 8am-7pm gives a window of 08:00–08:00 PST (18:30–18:30 IRT).
What time is it in Tehran when it is 12:00 noon in Los Angeles?+
When it is 12:00 Wed in Los Angeles (PST), it is 22:30 Wed in Tehran (IRT).
Which IANA time zone identifiers are used for PST and IRT?+
PST maps to "America/Los_Angeles" in the IANA database. IRT maps to "Asia/Tehran". These identifiers are what most software libraries use to convert times accurately, including DST handling.
Is Los Angeles ahead of or behind Tehran?+
Whether Los Angeles (PST) is ahead of or behind Tehran (IRT) depends on the current UTC offsets. Right now IRT is 10h 30m ahead PST. The live converter and side-by-side clocks above always reflect the current direction.
What are the current UTC offsets for PST and IRT?+
PST is UTC-07:00 (PDT) and IRT is UTC+03:30 (GMT+3:30). Both offsets shift by one hour when the corresponding region enters or exits daylight saving time, so the live values on this page are the source of truth.
Can I schedule meetings during business hours for both PST and IRT?+
Not during a strict 9am-5pm window. If both sides flex to 8am-7pm, the available meeting window between PST and IRT is 08:00–08:00 PST.