Istanbul to Koge: time difference
Koge is 1 h behind Istanbul. 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.
Istanbul 18:47 6:47 PM Koge 17:47 5:47 PM You –:–
18:47 6:47 PM
GMT+03:00 · UTC+3
☀️ 07:16 · 🌙 18:25
17:47 5:47 PM
Central European Summer Time · UTC+2
☀️ 07:41 · 🌙 18:14
·
−1 h
Koge is 1 h behind Istanbul.
When you, Istanbul and Koge 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
🇩🇰 Koge
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 | 🇩🇰 Koge |
|---|---|---|
| Local time | 18:47 | 17:47 |
| Local date | Thursday, October 15, 2026 | Thursday, October 15, 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/Copenhagen |
| Daylight saving | Not observed | On summer time → UTC+1, Oct 25, 02:00 |
| Sunrise | 07:16 | 07:41 |
| Sunset | 18:25 | 18:14 |
| Daylight | 11 h 10 min | 10 h 33 min |
| People on this clock | 15,701,602 | 37,040 |
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 Koge: common questions
What is the time difference between Istanbul and Koge?
Koge is 1 hour behind: it uses UTC+2, while Istanbul is on UTC+3.
If it is 9:00 AM in Istanbul, what time is it in Koge?
At 9:00 AM in Istanbul, clocks in Koge show 8:00 AM.
What time is it in Koge at the end of the working day in Istanbul?
The working day in Istanbul ends at 6:00 PM; in Koge it is 5:00 PM at that moment.
When do working hours in Istanbul and in Koge overlap?
Working hours (9:00 AM–6:00 PM) overlap from 10:00 AM to 6:00 PM in Istanbul, which is 9:00 AM to 5:00 PM in Koge.
When does the date change in Koge compared with Istanbul?
The new day starts in Koge later: until 1:00 AM in Istanbul, it is still the previous day there. From 11:00 PM in Koge, Istanbul is already on the next day.
Does the time difference between Istanbul and Koge change?
Yes. The clocks change only in Koge. From October 25, 2026, Koge will be 2 hours behind Istanbul.
