| Current: | IRST — Iran Standard Time |
|---|---|
| Current Offset: | UTC/GMT +3:30 hours |
| Difference: | 5:30 hours behind Tokyo |
2025 Time Zones - Tehran
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The graph above shows that there is no clock change in Tehran during 2025.
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 |
|---|---|---|---|---|
| 2020 | 3月21日 (土)0時00分 | IRST → IRDT | +1 hour (DST start) | UTC+4:30h |
| 9月21日 (月)0時00分 | IRDT → IRST | -1 hour (DST end) | UTC+3:30h | |
| 2021 | 3月22日 (月)0時00分 | IRST → IRDT | +1 hour (DST start) | UTC+4:30h |
| 9月22日 (水)0時00分 | IRDT → IRST | -1 hour (DST end) | UTC+3:30h | |
| 2022 | 3月22日 (火)0時00分 | IRST → IRDT | +1 hour (DST start) | UTC+4:30h |
| 9月22日 (木)0時00分 | IRDT → IRST | -1 hour (DST end) | UTC+3:30h | |
| 2023 — 2029 | No changes, UTC +3:30 hours all of the period | |||
| * All times are local Tehran time. | ||||
More Information
Time Zone Map
Try Our Interactive Time Zone Map
Time Zone Tools
- Meeting Planner - Find a suitable time for an international meeting.
- Time Zone Converter - If it is 3 pm in New York, what time is it in Sydney?
- Event Time Announcer/Fixed Time - Show local times worldwide for your event.
Tehran
Iran
13時57分31
2025年1月9日木曜日