Herne to Istanbul: time difference
Istanbul is 1 h ahead of Herne. 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.
Herne 16:40 4:40 PM Istanbul 17:40 5:40 PM You –:–
16:40 4:40 PM
Central European Summer Time · UTC+2
☀️ 07:59 · 🌙 18:36
17:40 5:40 PM
GMT+03:00 · UTC+3
☀️ 07:18 · 🌙 18:22
·
+1 h
Istanbul is 1 h ahead of Herne.
When you, Herne 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
🇩🇪 Herne
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
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 0 12 AM
📍 Your time
- Asleep
- Early
- Working hours
- Evening
- Both working
- Right now
Time zones side by side
| Detail | 🇩🇪 Herne | 🇹🇷 Istanbul |
|---|---|---|
| Local time | 16:40 | 17:40 |
| Local date | Saturday, October 17, 2026 | Saturday, October 17, 2026 |
| Time zone | Central European Summer Time | GMT+03:00 |
| UTC offset | UTC+2 | UTC+3 |
| Offset from Herne | — | +1 h |
| IANA zone | Europe/Berlin | Europe/Istanbul |
| Daylight saving | On summer time → UTC+1, Oct 25, 02:00 | Not observed |
| Sunrise | 07:59 | 07:18 |
| Sunset | 18:36 | 18:22 |
| Daylight | 10 h 37 min | 11 h 5 min |
| People on this clock | 156,449 | 15,701,602 |
Compare Herne with another city
More comparisons with Herne: the time zones next to it and the far side of the clock.
Big time differences
Herne and Istanbul: common questions
How far ahead of Herne is Istanbul?
Istanbul is 1 hour ahead of Herne: UTC+3 against UTC+2.
What time is it in Istanbul at the start of the working day in Herne?
The working day in Herne starts at 9:00 AM; in Istanbul it is 10:00 AM at that moment.
If it is 6:00 PM in Herne, what time is it in Istanbul?
At 6:00 PM in Herne, clocks in Istanbul show 7:00 PM.
When is a good time to call Istanbul from Herne?
Between 9:00 AM and 5:00 PM in Herne – that is 10:00 AM to 6:00 PM in Istanbul – both places are within working hours (9:00 AM–6:00 PM).
When is it already the next day in Istanbul?
From 11:00 PM in Herne it is already the next day in Istanbul. The other way round, until 1:00 AM in Istanbul it is still the previous day in Herne.
Does the time difference between Herne and Istanbul change?
Yes. The clocks change only in Herne. From October 25, 2026, Istanbul will be 2 hours ahead of Herne.
