| Current: | IRST — Iran Standard Time |
|---|---|
| Current Offset: | UTC/GMT +3:30 hours |
| Difference: | 8:30 hours ahead of Columbus |
2024 Time Zones - Tehran
Jan
Feb
Mar
Apr
May
Jun
Jul
Aug
Sep
Oct
Nov
Dec
The graph above shows that there is no clock change in Tehran during 2024.
Note that Tehran uses a special half-hour time zone.
Time Changes in Tehran Over the Years
Daylight Saving Time (DST) changes do not necessarily occur on the same date every year.
| Year | Date & Time | Abbreviation | Time Change | Offset After |
|---|---|---|---|---|
| 2000 | Tue, Mar 21 at 12:00 am | IRST → IRDT | +1 hour (DST start) | UTC+4:30h |
| Thu, Sep 21 at 12:00 am | IRDT → IRST | -1 hour (DST end) | UTC+3:30h | |
| 2001 | Thu, Mar 22 at 12:00 am | IRST → IRDT | +1 hour (DST start) | UTC+4:30h |
| Sat, Sep 22 at 12:00 am | IRDT → IRST | -1 hour (DST end) | UTC+3:30h | |
| 2002 | Fri, Mar 22 at 12:00 am | IRST → IRDT | +1 hour (DST start) | UTC+4:30h |
| Sun, Sep 22 at 12:00 am | IRDT → IRST | -1 hour (DST end) | UTC+3:30h | |
| 2003 | Sat, Mar 22 at 12:00 am | IRST → IRDT | +1 hour (DST start) | UTC+4:30h |
| Mon, Sep 22 at 12:00 am | IRDT → IRST | -1 hour (DST end) | UTC+3:30h | |
| 2004 | Sun, Mar 21 at 12:00 am | IRST → IRDT | +1 hour (DST start) | UTC+4:30h |
| Tue, Sep 21 at 12:00 am | IRDT → IRST | -1 hour (DST end) | UTC+3:30h | |
| 2005 | Tue, Mar 22 at 12:00 am | IRST → IRDT | +1 hour (DST start) | UTC+4:30h |
| Thu, Sep 22 at 12:00 am | IRDT → IRST | -1 hour (DST end) | UTC+3:30h | |
| 2006 — 2007 | No changes, UTC +3:30 hours all of the period | |||
| 2008 | Fri, Mar 21 at 12:00 am | IRST → IRDT | +1 hour (DST start) | UTC+4:30h |
| Sun, Sep 21 at 12:00 am | IRDT → IRST | -1 hour (DST end) | UTC+3:30h | |
| 2009 | Sun, Mar 22 at 12:00 am | IRST → IRDT | +1 hour (DST start) | UTC+4:30h |
| Tue, Sep 22 at 12:00 am | IRDT → IRST | -1 hour (DST end) | UTC+3:30h | |
| * All times are local Tehran time. | ||||
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Tehran
Iran
9:1114pm
Thursday, November 28, 2024