Best overlap: 8:00 AM to 4:00 PM in Dublin is 10:30 AM to 6:30 PM in Tehran.
Your shared working hours run 8:00 AM to 4:00 PM in Dublin (10:30 AM to 6:30 PM in Tehran). Tehran is 2.5 hours ahead of Dublin, and with 8 hours of overlap you can even run back-to-back calls without stepping outside business hours. Just remember Dublin changes its clocks for daylight saving and Tehran doesn't, so confirm the overlap whenever the seasons turn.
| Local time | 12am | 1am | 2am | 3am | 4am | 5am | 6am | 7am | 8am | 9am | 10am | 11am | 12pm | 1pm | 2pm | 3pm | 4pm | 5pm | 6pm | 7pm | 8pm | 9pm | 10pm | 11pm |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
Dublin Europe/Dublin | ||||||||||||||||||||||||
Tehran Asia/Tehran |
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