Istanbul to Geleen: time difference
Geleen is 1 h behind Istanbul. Live clocks for both, the working hours they share, and how each one sits against your own time.
🇳🇱 Geleen, Netherlands
52
- Central European Summer Time
- UTC+2
- Daytime
☀️ 08:07 · 🌙 18:38 · 10 h 31 min
−1 h
Your time
One day, 2 clocks
Drag along the band to read any hour in every place at once.
Istanbul 15:27 3:27 PM Geleen 14:27 2:27 PM You –:–
15:27 3:27 PM
GMT+03:00 · UTC+3
☀️ 07:20 · 🌙 18:19
14:27 2:27 PM
Central European Summer Time · UTC+2
☀️ 08:07 · 🌙 18:38
·
−1 h
Geleen is 1 h behind Istanbul.
When you, Istanbul and Geleen 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
🇳🇱 Geleen
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 | 🇳🇱 Geleen |
|---|---|---|
| Local time | 15:27 | 14:27 |
| Local date | Monday, October 19, 2026 | Monday, October 19, 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/Amsterdam |
| Daylight saving | Not observed | On summer time → UTC+1, Oct 25, 02:00 |
| Sunrise | 07:20 | 08:07 |
| Sunset | 18:19 | 18:38 |
| Daylight | 10 h 59 min | 10 h 31 min |
| People on this clock | 15,701,602 | 31,970 |
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 Geleen: common questions
How many hours behind Istanbul is Geleen?
The clocks in Geleen are 1 hour behind those in Istanbul (UTC+2 and UTC+3).
If it is 9:00 AM in Istanbul, what time is it in Geleen?
At 9:00 AM in Istanbul, clocks in Geleen show 8:00 AM.
What time is it in Geleen when it is 6:00 PM in Istanbul?
When it is 6:00 PM in Istanbul, it is 5:00 PM in Geleen.
Is there a time when both Istanbul and Geleen are at work?
Yes: from 10:00 AM to 6:00 PM in Istanbul (9:00 AM to 5:00 PM in Geleen), the working days (9:00 AM–6:00 PM) overlap.
When is it still the previous day in Geleen?
Until 1:00 AM in Istanbul it is still the previous day in Geleen. The other way round, from 11:00 PM in Geleen it is already the next day in Istanbul.
Is the time difference between Istanbul and Geleen the same all year?
No. Only Geleen switches to summer time, so the gap changes twice a year. From October 25, 2026, Geleen will be 2 hours behind Istanbul.
