Greystones to Istanbul: time difference
Istanbul is 2 h ahead of Greystones. Live clocks for both, the working hours they share, and how each one sits against your own time.
Your time
One day, 2 clocks
Drag along the band to read any hour in every place at once.
Greystones 11:50 11:50 AM Istanbul 13:50 1:50 PM You –:–
11:50 11:50 AM
Irish Standard Time · UTC+1
☀️ 07:54 · 🌙 18:26
13:50 1:50 PM
GMT+03:00 · UTC+3
☀️ 07:18 · 🌙 18:22
·
+2 h
Istanbul is 2 h ahead of Greystones.
When you, Greystones and Istanbul are all at the desk
Pick the working hours below – the window every location shares appears once your time zone is known.
Working hours
🇮🇪 Greystones
0 12 AM 1 1 AM 2 2 AM 3 3 AM 4 4 AM 5 5 AM 6 6 AM 7 7 AM 8 8 AM 9 9 AM 10 10 AM 11 11 AM 12 12 PM 13 1 PM 14 2 PM 15 3 PM 16 4 PM 17 5 PM 18 6 PM 19 7 PM 20 8 PM 21 9 PM 22 10 PM 23 11 PM
🇹🇷 Istanbul
2 2 AM 3 3 AM 4 4 AM 5 5 AM 6 6 AM 7 7 AM 8 8 AM 9 9 AM 10 10 AM 11 11 AM 12 12 PM 13 1 PM 14 2 PM 15 3 PM 16 4 PM 17 5 PM 18 6 PM 19 7 PM 20 8 PM 21 9 PM 22 10 PM 23 11 PM 0 12 AM 1 1 AM
📍 Your time
- Asleep
- Early
- Working hours
- Evening
- Both working
- Right now
Time zones side by side
| Detail | 🇮🇪 Greystones | 🇹🇷 Istanbul |
|---|---|---|
| Local time | 11:50 | 13:50 |
| Local date | Saturday, October 17, 2026 | Saturday, October 17, 2026 |
| Time zone | Irish Standard Time | GMT+03:00 |
| UTC offset | UTC+1 | UTC+3 |
| Offset from Greystones | — | +2 h |
| IANA zone | Europe/Dublin | Europe/Istanbul |
| Daylight saving | On summer time → UTC+0, Oct 25, 01:00 | Not observed |
| Sunrise | 07:54 | 07:18 |
| Sunset | 18:26 | 18:22 |
| Daylight | 10 h 32 min | 11 h 5 min |
| People on this clock | 22,009 | 15,701,602 |
Compare Greystones with another city
More comparisons with Greystones: the time zones next to it and the far side of the clock.
Big time differences
Greystones and Istanbul: common questions
What is the time difference between Greystones and Istanbul?
Istanbul is 2 hours ahead: it uses UTC+3, while Greystones is on UTC+1.
If it is 9:00 AM in Greystones, what time is it in Istanbul?
At 9:00 AM in Greystones, clocks in Istanbul show 11:00 AM.
What time is it in Istanbul when it is 6:00 PM in Greystones?
When it is 6:00 PM in Greystones, it is 8:00 PM in Istanbul.
When do working hours in Greystones and in Istanbul overlap?
Working hours (9:00 AM–6:00 PM) overlap from 9:00 AM to 4:00 PM in Greystones, which is 11:00 AM to 6:00 PM in Istanbul.
When is it already the next day in Istanbul?
From 10:00 PM in Greystones it is already the next day in Istanbul. The other way round, until 2:00 AM in Istanbul it is still the previous day in Greystones.
Does the time gap between Greystones and Istanbul change during the year?
Yes – daylight saving time is used in Greystones but not in Istanbul. From October 25, 2026, Istanbul will be 3 hours ahead of Greystones.
