Golestan, Iran
Golestan is on Iran Standard Time, UTC+3:30. Gorgan, Gonbad-e Kavus and the province’s other cities share one legal time, while local sunrise reflects longitude, season and the surrounding horizon.
Gorgan, Iran
Friday, 4 September 2026
UTC+3:30 · Asia/Tehran
Time and sun data for Gorgan — the largest city of Golestan
The sun in Gorgan
Sunrise 05:27 Solar noon 11:53 Sunset 18:19 Daylight 12 h 52 min Night 11 h 08 min Civil twilight 05:00 – 18:45
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Current time in Golestan, Iran
The province has no independent time-zone policy: its clocks follow the Iranian national standard. Moving between Golestan and a neighbouring Iranian province therefore requires no watch adjustment. Local time remains three hours and thirty minutes ahead of UTC throughout the year under the current system. People coordinating with seasonal-clock countries should recalculate the international difference when those countries change their offsets.
For a manual conversion, add 3:30 to UTC. If the total passes midnight, advance the local date as well. This date step is especially relevant for live events transmitted from the Americas or eastern Asia.
Gorgan and Gonbad-e Kavus may disagree about the weather, but their clocks have no such quarrel.
Principal cities for local lookups
Gorgan is Golestan’s capital, while Gonbad-e Kavus is another major population centre. Several smaller cities act as regional reference points along the province’s roads and plains. Gorgan is the administrative hub in western Golestan.
Gonbad-e Kavus is a leading city in the eastern part of the province. Aliabad-e Katul lies east of Gorgan. Bandar Torkaman is situated near the southeastern Caspian coast. Azadshahr serves an inland area farther east.
Population rankings can vary with the geographic definition and the date of the count. The practical point for timekeeping is simpler: none of these cities needs a separate zone setting.
From dawn to sunrise
Golestan’s east-west extent creates modest differences in the timing of solar events. On a shared clock, sunrise ordinarily appears earlier in the east. A province-wide display cannot capture every town with the same precision.
The reported sunrise is not the beginning of all morning light. Civil twilight starts beforehand, and the sky can be visibly bright before the sun’s upper edge appears at the horizon. Terrain and buildings may delay direct visibility from a particular observation point. Weather changes how the event looks but not the calculated time for the stated coordinates and date.
Useful checks before making plans
Select Gorgan only when it is genuinely the nearest reference city. Use a fresh daily sunrise value rather than one saved from another season. Keep the thirty-minute component during every UTC conversion.
Confirm the foreign participant’s offset for the meeting date. These checks separate three issues that are often mixed together: official time, the international time difference and available daylight. Each answers a different planning question.
Questions and answers
- Does Golestan use the same time as Tehran?
- Yes. Both are governed by Iran Standard Time.
- Is Gonbad-e Kavus ahead of Gorgan?
- Its official clock is not ahead, although its more easterly position can give it an earlier sunrise.
- Does Golestan observe a seasonal clock change?
- No seasonal adjustment is currently applied.