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Alborz Province, Iran

Alborz Province follows Iran Standard Time. Karaj and the entire province use UTC+3:30 throughout the year, with no seasonal clock changes.

Karaj, Iran

Saturday, 5 September 2026

UTC+3:30 · Asia/Tehran

Time and sun data for Karaj — the largest city of Alborz Province

The sun in Karaj

Sunrise 5:41 AM Solar noon 12:06 PM Sunset 6:30 PM Daylight 12 h 49 min Night 11 h 11 min Civil twilight 5:15 AM – 6:56 PM

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Current time in Alborz Province, Iran

One official time applies across Alborz Province, including Karaj, Fardis, Nazarabad, Hashtgerd, and communities in the Alborz Mountains. Local clocks are three hours and thirty minutes ahead of UTC. The half-hour offset is important when converting times. At 12:00 UTC, the local time in Alborz Province is 15:30. Iran uses a single national time zone, so Karaj has the same time as Tehran and cities elsewhere in the country.

Iran does not currently make a seasonal daylight saving adjustment. For recurring international meetings, the Iranian time remains fixed relative to UTC, but the difference may change when another country moves its clocks. A half-hour time zone is the clock’s polite reminder not to round everything.

Karaj and the province’s urban centers

Karaj is the provincial capital and the dominant urban center. It forms part of the wider metropolitan area west of Tehran. Fardis is another substantial city, and several smaller centers serve the plains and mountain approaches farther west and north.

Places that share the provincial time include: Karaj, the capital of Alborz Province Fardis, southeast of central Karaj Nazarabad, west of Karaj Hashtgerd, a city farther west Mohammadshahr, south of Karaj

Taleqan, in the mountainous north of the province No clock adjustment is needed when traveling among these places or between Alborz Province and Tehran Province. Commuting time, mountain roads, and traffic are practical scheduling issues, but they do not create a time difference.

Sunrise on the plain and in the mountains

Sunrise in Alborz Province changes with the seasons and with the observer’s location. Winter mornings have later sunrise and shorter daylight than summer mornings. The exact value for Karaj should not be applied automatically to a mountain settlement.

Topography is particularly important here. The Alborz range can block the astronomical horizon, delaying direct sunlight in valleys or on slopes. A calculated sunrise records the Sun’s geometric relationship to the horizon; it cannot fully describe the shadow cast by a nearby ridge.

For commuting, hiking, outdoor work, or photography, consult the date and exact locality. Civil twilight begins before sunrise and provides some light, though mountains and weather can keep a site dim. All such times should be read using Iran Standard Time, UTC+3:30.

Questions and answers

What time zone is Alborz Province in?
It uses Iran Standard Time, which is UTC+3:30.
Is Karaj on the same time as Tehran?
Yes. Iran uses one national time zone.
Does Alborz Province change clocks for summer?
No. Its current civil time stays on UTC+3:30 throughout the year.
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