Istanbul to Gelsenkirchen: time difference
Gelsenkirchen is 1 h behind Istanbul. Live clocks for both, the working hours they share, and how each one sits against your own time.
🇩🇪 Gelsenkirchen, Germany
23
- Central European Summer Time
- UTC+2
- Twilight
☀️ 07:59 · 🌙 18:36 · 10 h 37 min
−1 h
Your time
One day, 2 clocks
Drag along the band to read any hour in every place at once.
Istanbul 20:24 8:24 PM Gelsenkirchen 19:24 7:24 PM You –:–
20:24 8:24 PM
GMT+03:00 · UTC+3
☀️ 07:18 · 🌙 18:22
19:24 7:24 PM
Central European Summer Time · UTC+2
☀️ 07:59 · 🌙 18:36
·
−1 h
Gelsenkirchen is 1 h behind Istanbul.
When you, Istanbul and Gelsenkirchen are all at the desk
Pick the working hours below – the window every location shares appears once your time zone is known.
Working hours
🇹🇷 Istanbul
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
🇩🇪 Gelsenkirchen
23 11 PM 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
📍 Your time
- Asleep
- Early
- Working hours
- Evening
- Both working
- Right now
Time zones side by side
| Detail | 🇹🇷 Istanbul | 🇩🇪 Gelsenkirchen |
|---|---|---|
| Local time | 20:24 | 19:24 |
| Local date | Saturday, October 17, 2026 | Saturday, October 17, 2026 |
| Time zone | GMT+03:00 | Central European Summer Time |
| UTC offset | UTC+3 | UTC+2 |
| Offset from Istanbul | — | −1 h |
| IANA zone | Europe/Istanbul | Europe/Berlin |
| Daylight saving | Not observed | On summer time → UTC+1, Oct 25, 02:00 |
| Sunrise | 07:18 | 07:59 |
| Sunset | 18:22 | 18:36 |
| Daylight | 11 h 5 min | 10 h 37 min |
| People on this clock | 15,701,602 | 270,107 |
Compare Istanbul with another city
More comparisons with Istanbul: the time zones next to it and the far side of the clock.
Big time differences
Istanbul and Gelsenkirchen: common questions
How many hours behind Istanbul is Gelsenkirchen?
The clocks in Gelsenkirchen are 1 hour behind those in Istanbul (UTC+2 and UTC+3).
What time is it in Gelsenkirchen when it is 9:00 AM in Istanbul?
When it is 9:00 AM in Istanbul, it is 8:00 AM in Gelsenkirchen.
What time is it in Gelsenkirchen when it is 6:00 PM in Istanbul?
When it is 6:00 PM in Istanbul, it is 5:00 PM in Gelsenkirchen.
When is a good time to call Gelsenkirchen from Istanbul?
Between 10:00 AM and 6:00 PM in Istanbul – that is 9:00 AM to 5:00 PM in Gelsenkirchen – both places are within working hours (9:00 AM–6:00 PM).
When does the date change in Gelsenkirchen compared with Istanbul?
The new day starts in Gelsenkirchen later: until 1:00 AM in Istanbul, it is still the previous day there. From 11:00 PM in Gelsenkirchen, Istanbul is already on the next day.
Does the time difference between Istanbul and Gelsenkirchen change?
Yes. The clocks change only in Gelsenkirchen. From October 25, 2026, Gelsenkirchen will be 2 hours behind Istanbul.
