Istanbul to Colchester: time difference
Colchester is 2 h behind Istanbul. Live clocks for both, the working hours they share, and how each one sits against your own time.
−2 h
Your time
One day, 2 clocks
Drag along the band to read any hour in every place at once.
Istanbul 07:24 7:24 AM Colchester 05:24 5:24 AM You –:–
07:24 7:24 AM
GMT+03:00 · UTC+3
☀️ 07:21 · 🌙 18:18
05:24 5:24 AM
British Summer Time · UTC+1
☀️ 07:30 · 🌙 17:54
·
−2 h
Colchester is 2 h behind Istanbul.
When you, Istanbul and Colchester 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
🇬🇧 Colchester
22 10 PM 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
📍 Your time
- Asleep
- Early
- Working hours
- Evening
- Both working
- Right now
Time zones side by side
| Detail | 🇹🇷 Istanbul | 🇬🇧 Colchester |
|---|---|---|
| Local time | 07:24 | 05:24 |
| Local date | Tuesday, October 20, 2026 | Tuesday, October 20, 2026 |
| Time zone | GMT+03:00 | British Summer Time |
| UTC offset | UTC+3 | UTC+1 |
| Offset from Istanbul | — | −2 h |
| IANA zone | Europe/Istanbul | Europe/London |
| Daylight saving | Not observed | On summer time → UTC+0, Oct 25, 01:00 |
| Sunrise | 07:21 | 07:30 |
| Sunset | 18:18 | 17:54 |
| Daylight | 10 h 57 min | 10 h 24 min |
| People on this clock | 15,701,602 | 190,098 |
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 Colchester: common questions
How far behind Istanbul is Colchester?
Colchester is 2 hours behind Istanbul: UTC+1 against UTC+3.
What time is it in Colchester at the start of the working day in Istanbul?
The working day in Istanbul starts at 9:00 AM; in Colchester it is 7:00 AM at that moment.
What time is it in Colchester at the end of the working day in Istanbul?
The working day in Istanbul ends at 6:00 PM; in Colchester it is 4:00 PM at that moment.
Is there a time when both Istanbul and Colchester are at work?
Yes: from 11:00 AM to 6:00 PM in Istanbul (9:00 AM to 4:00 PM in Colchester), the working days (9:00 AM–6:00 PM) overlap.
When does the date change in Colchester compared with Istanbul?
The new day starts in Colchester later: until 2:00 AM in Istanbul, it is still the previous day there. From 10:00 PM in Colchester, Istanbul is already on the next day.
Is the time difference between Istanbul and Colchester the same all year?
No. Only Colchester switches to summer time, so the gap changes twice a year. From October 25, 2026, Colchester will be 3 hours behind Istanbul.
