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Tehran is -2h behind Surat
Quick converter
FROM
Surat
India
UTC+05:30
TO
Tehran
Iran
UTC+03:30
Date-aware conversion
Result
Thu, Jul 16, 2026 20:45
Surat: Thursday, July 16, 2026 10:45 PM GMT+5:30 to Tehran: Thursday, July 16, 2026 8:45 PM GMT+3:30.
Tehran is 2h behind Surat on this date
Every hour in Surat and the corresponding time in Tehran. Green rows indicate business hours in Tehran.
Time zones
Surat uses Asia/Kolkata (GMT+5:30) and Tehran uses Asia/Tehran (GMT+3:30). The difference can shift during daylight saving changes, so checking the exact date matters.
Best use
Use the green rows to spot normal working hours in Tehran. For teams across more cities, open the meeting planner and compare up to five locations.
Plan a meetingMeeting guidance
The easiest overlap starts around 11:00 AM and runs through 5:00 PM in the source city, while the destination city is also inside normal working hours. For important calls, check the meeting date because the offset can change when either location enters or leaves daylight saving time.
Compare meeting hoursQuick examples
City context
Surat is located in India (Asia). It uses the Asia/Kolkata timezone with a standard offset of UTC+05:30. It does not observe Daylight Saving Time. See the full Surat time page for live clock and planning details.
Tehran is located in Iran (Asia). It uses the Asia/Tehran timezone with a standard offset of UTC+03:30. It observes DST, switching between IRST and IRDT. See the full Tehran time page for live clock and planning details.
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