Current local time in Tehran, Iran
Tehran, the capital of Iran, is on Iran Standard Time (UTC+3:30) all year round. The clock below is live and uses your browser’s time zone database.
Key facts
- Time zone
- Iran Standard TimeIANA: Asia/Tehran
- UTC offset
- UTC+3:30same all year
- Next clock change
- None scheduledDaylight saving was dropped
- Sunrise · Sunset today
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- Country
- IranAsia · capital city
- Population
- 7.2 millioncity proper, GeoNames
- Dialling code
- +98currency: Rial (IRR)
- Coordinates
- 35.69° N, 51.42° ENorthern Hemisphere
The sun in Tehran today
- First light (civil dawn)
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- Sunrise
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- Solar noon
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- Sunset
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- Last light (civil dusk)
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- Day length
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Times are for the city centre, calculated with the NOAA solar formulas (accurate to about a minute; hills and tall buildings can change what you see). How we calculate
Time difference from Tehran
Live · office hours 9:00–18:00
| City | Local time | vs Tehran | Office hours overlap |
|---|---|---|---|
| GB London | --:-- | 2h 30m behind | 6h |
| US New York | --:-- | 7h 30m behind | 1h |
| US Los Angeles | --:-- | 10h 30m behind | None |
| FR Paris | --:-- | 1h 30m behind | 7h |
| AE Dubai | --:-- | 30m ahead | 8h |
| IN New Delhi | --:-- | 2h ahead | 7h |
| SG Singapore | --:-- | 4h 30m ahead | 4h |
| CN Shanghai | --:-- | 4h 30m ahead | 4h |
| JP Tokyo | --:-- | 5h 30m ahead | 3h |
| KR Seoul | --:-- | 5h 30m ahead | 3h |
| AU Sydney | --:-- | 6h 30m ahead | 2h |
| BR São Paulo | --:-- | 6h 30m behind | 2h |
Need another city? Time difference tool →
Best time to call Tehran
Open in meeting planner →Each row is the same moment. Blue cells are working hours (9:00–18:00) in that city; solid blue means everyone is at work.
Daylight saving time in Tehran
Tehran does not use daylight saving time — clocks stay on UTC+3:30 all year. The last clock change here was on Wednesday, 21 September 2022. When other countries change their clocks, the time difference to Tehran shifts by an hour for them, not here.
Dates come from the IANA time zone database. Governments occasionally change the rules at short notice; your browser picks up updates automatically.
About time in Tehran
Tehran runs on a half-hour offset (UTC+3:30), one of the few places in the world whose clocks are not a whole number of hours from UTC.
All of Iran keeps the same standard time as Tehran (UTC+3:30).
Tehran used to change its clocks for daylight saving time; the last change here was on Wednesday, 21 September 2022, and clocks have stayed on UTC+3:30 since.
Sunrise and sunset in Tehran, 2026
On the 1st of each month, local time
| Month | Sunrise | Sunset | Day length |
|---|---|---|---|
| January | 07:14 | 17:01 | 9h 47m |
| February | 07:04 | 17:30 | 10h 26m |
| March | 06:35 | 17:58 | 11h 24m |
| April | 05:51 | 18:25 | 12h 34m |
| May | 05:12 | 18:50 | 13h 37m |
| June | 04:50 | 19:14 | 14h 24m |
| July | 04:51 | 19:24 | 14h 32m |
| August | 05:11 | 19:09 | 13h 57m |
| September | 05:36 | 18:33 | 12h 57m |
| October | 05:58 | 17:49 | 11h 51m |
| November | 06:25 | 17:09 | 10h 44m |
| December | 06:55 | 16:51 | 9h 56m |
Longest day: around 21 June 2026, 14h 35m of daylight (sunrise 04:48, sunset 19:23). Shortest day: around 21 December 2026, 9h 44m.
Nearby cities
Straight-line distance and time difference
How long from Tehran?
All 8 ways to travel →Questions about time in Tehran
What time zone is Tehran in?
Tehran uses the Asia/Tehran time zone (Iran Standard Time), UTC+3:30.
Does Tehran observe daylight saving time?
No. Tehran stays on UTC+3:30 all year; it last changed its clocks on Wednesday, 21 September 2022.
What is the time difference between Tehran and New York?
Right now New York is 7h 30m behind Tehran. The gap can change by an hour for a few weeks a year, because New York uses daylight saving time and Tehran does not.
What is the time difference between Tehran and London?
London is 2h 30m behind Tehran right now. Office hours overlap for about 6 hours a day.
When is sunrise and sunset in Tehran?
It depends on the season. Around 21 June 2026 the sun rises about 04:48 and sets about 19:23 (14h 35m of daylight); around 21 December 2026 it rises about 07:10 and sets about 16:54 (9h 44m).
Answers reflect the rules in force when this page was built; the live clock and next change above always use the current rules in your browser.