🇨🇭 Uster, Switzerland
37
- Central European Summer Time
- UTC+2
- Daytime
☀️ 07:47 · 🌙 18:36 · 10 h 49 min
Uster to Istanbul: time difference
Istanbul is 1 h ahead of Uster. 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.
Uster 14:30 2:30 PM Istanbul 15:30 3:30 PM You –:–
14:30 2:30 PM
Central European Summer Time · UTC+2
☀️ 07:47 · 🌙 18:36
15:30 3:30 PM
GMT+03:00 · UTC+3
☀️ 07:18 · 🌙 18:22
·
+1 h
Istanbul is 1 h ahead of Uster.
When you, Uster 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
🇨🇭 Uster
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
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 0 12 AM
📍 Your time
- Asleep
- Early
- Working hours
- Evening
- Both working
- Right now
Time zones side by side
| Detail | 🇨🇭 Uster | 🇹🇷 Istanbul |
|---|---|---|
| Local time | 14:30 | 15:30 |
| Local date | Saturday, October 17, 2026 | Saturday, October 17, 2026 |
| Time zone | Central European Summer Time | GMT+03:00 |
| UTC offset | UTC+2 | UTC+3 |
| Offset from Uster | — | +1 h |
| IANA zone | Europe/Zurich | Europe/Istanbul |
| Daylight saving | On summer time → UTC+1, Oct 25, 02:00 | Not observed |
| Sunrise | 07:47 | 07:18 |
| Sunset | 18:36 | 18:22 |
| Daylight | 10 h 49 min | 11 h 5 min |
| People on this clock | 33,097 | 15,701,602 |
Compare Uster with another city
More comparisons with Uster: the time zones next to it and the far side of the clock.
Big time differences
Uster and Istanbul: common questions
What is the time difference between Uster and Istanbul?
Istanbul is 1 hour ahead: it uses UTC+3, while Uster is on UTC+2.
If it is 9:00 AM in Uster, what time is it in Istanbul?
At 9:00 AM in Uster, clocks in Istanbul show 10:00 AM.
What time is it in Istanbul when it is 6:00 PM in Uster?
When it is 6:00 PM in Uster, it is 7:00 PM in Istanbul.
When is a good time to call Istanbul from Uster?
Between 9:00 AM and 5:00 PM in Uster – that is 10:00 AM to 6:00 PM in Istanbul – both places are within working hours (9:00 AM–6:00 PM).
When does the date change in Istanbul compared with Uster?
The new day starts in Istanbul earlier: at 11:00 PM in Uster it is already midnight there. Until 1:00 AM in Istanbul, Uster is still on the previous day.
Is the time difference between Uster and Istanbul the same all year?
No. Only Uster switches to summer time, so the gap changes twice a year. From October 25, 2026, Istanbul will be 2 hours ahead of Uster.
