Sumgayit to Istanbul: time difference
Istanbul is 1 h behind Sumgayit. 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.
Sumgayit 22:43 10:43 PM Istanbul 21:43 9:43 PM You –:–
22:43 10:43 PM
Azerbaijan Standard Time · UTC+4
☀️ 06:55 · 🌙 18:00
21:43 9:43 PM
GMT+03:00 · UTC+3
☀️ 07:18 · 🌙 18:22
·
−1 h
Istanbul is 1 h behind Sumgayit.
When you, Sumgayit 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
🇦🇿 Sumgayit
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
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 | 🇦🇿 Sumgayit | 🇹🇷 Istanbul |
|---|---|---|
| Local time | 22:43 | 21:43 |
| Local date | Saturday, October 17, 2026 | Saturday, October 17, 2026 |
| Time zone | Azerbaijan Standard Time | GMT+03:00 |
| UTC offset | UTC+4 | UTC+3 |
| Offset from Sumgayit | — | −1 h |
| IANA zone | Asia/Baku | Europe/Istanbul |
| Daylight saving | Not observed | Not observed |
| Sunrise | 06:55 | 07:18 |
| Sunset | 18:00 | 18:22 |
| Daylight | 11 h 6 min | 11 h 5 min |
| People on this clock | 331,000 | 15,701,602 |
Compare Sumgayit with another city
More comparisons with Sumgayit: the time zones next to it and the far side of the clock.
Big time differences
Sumgayit and Istanbul: common questions
How many hours behind Sumgayit is Istanbul?
The clocks in Istanbul are 1 hour behind those in Sumgayit (UTC+3 and UTC+4).
If it is 9:00 AM in Sumgayit, what time is it in Istanbul?
At 9:00 AM in Sumgayit, clocks in Istanbul show 8:00 AM.
If it is 6:00 PM in Sumgayit, what time is it in Istanbul?
At 6:00 PM in Sumgayit, clocks in Istanbul show 5:00 PM.
When is a good time to call Istanbul from Sumgayit?
Between 10:00 AM and 6:00 PM in Sumgayit – that is 9:00 AM to 5:00 PM in Istanbul – both places are within working hours (9:00 AM–6:00 PM).
When does the date change in Istanbul compared with Sumgayit?
The new day starts in Istanbul later: until 1:00 AM in Sumgayit, it is still the previous day there. From 11:00 PM in Istanbul, Sumgayit is already on the next day.
Does the time difference between Sumgayit and Istanbul change?
No. Neither place uses daylight saving time, so the difference stays 1 hour all year.
