Istanbul to Roche Terre: time difference
Roche Terre is 1 h ahead of Istanbul. Live clocks for both, the working hours they share, and how each one sits against your own time.
+1 h
Your time
One day, 2 clocks
Drag along the band to read any hour in every place at once.
Istanbul 21:33 9:33 PM Roche Terre 22:33 10:33 PM You –:–
21:33 9:33 PM
GMT+03:00 · UTC+3
☀️ 07:19 · 🌙 18:21
22:33 10:33 PM
Mauritius Standard Time · UTC+4
☀️ 05:38 · 🌙 18:13
·
+1 h
Roche Terre is 1 h ahead of Istanbul.
When you, Istanbul and Roche Terre 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
🇲🇺 Roche Terre
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 | 🇹🇷 Istanbul | 🇲🇺 Roche Terre |
|---|---|---|
| Local time | 21:33 | 22:33 |
| Local date | Sunday, October 18, 2026 | Sunday, October 18, 2026 |
| Time zone | GMT+03:00 | Mauritius Standard Time |
| UTC offset | UTC+3 | UTC+4 |
| Offset from Istanbul | — | +1 h |
| IANA zone | Europe/Istanbul | Indian/Mauritius |
| Daylight saving | Not observed | Not observed |
| Sunrise | 07:19 | 05:38 |
| Sunset | 18:21 | 18:13 |
| Daylight | 11 h 2 min | 12 h 35 min |
| People on this clock | 15,701,602 | 3,199 |
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 Roche Terre: common questions
How many hours ahead of Istanbul is Roche Terre?
The clocks in Roche Terre are 1 hour ahead of those in Istanbul (UTC+4 and UTC+3).
If it is 9:00 AM in Istanbul, what time is it in Roche Terre?
At 9:00 AM in Istanbul, clocks in Roche Terre show 10:00 AM.
What time is it in Roche Terre when it is 6:00 PM in Istanbul?
When it is 6:00 PM in Istanbul, it is 7:00 PM in Roche Terre.
When is a good time to call Roche Terre from Istanbul?
Between 9:00 AM and 5:00 PM in Istanbul – that is 10:00 AM to 6:00 PM in Roche Terre – both places are within working hours (9:00 AM–6:00 PM).
From what time in Istanbul is it tomorrow in Roche Terre?
Once it is 11:00 PM in Istanbul, the date in Roche Terre has already changed. Until 1:00 AM in Roche Terre, it is still the previous day in Istanbul.
Does the time gap between Istanbul and Roche Terre change during the year?
No, the clocks change neither in Istanbul nor in Roche Terre, so the gap is 1 hour all year round.
