Time in Istanbul vs Cuddalore
Istanbul keeps UTC+3 (UTC+3) and Cuddalore keeps IST (UTC+5:30) today. Cuddalore is 2½ hours ahead of Istanbul; the rows below read both clocks live.
The working day, side by side
Hours shaded in both rows are inside working hours in both cities: 12:00–18:00 in Cuddalore (09:00–15:00 your time).
| City | 00:00 in Istanbul | 01:00 in Istanbul | 02:00 in Istanbul | 03:00 in Istanbul | 04:00 in Istanbul | 05:00 in Istanbul | 06:00 in Istanbul | 07:00 in Istanbul | 08:00 in Istanbul | 09:00 in Istanbul | 10:00 in Istanbul | 11:00 in Istanbul | 12:00 in Istanbul | 13:00 in Istanbul | 14:00 in Istanbul | 15:00 in Istanbul | 16:00 in Istanbul | 17:00 in Istanbul | 18:00 in Istanbul | 19:00 in Istanbul | 20:00 in Istanbul | 21:00 in Istanbul | 22:00 in Istanbul | 23:00 in Istanbul |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Istanbul—— | 00 | 01 | 02 | 03 | 04 | 05 | 06 | 07 | 08 | 09 | 10 | 11 | 12 | 13 | 14 | 15 | 16 | 17 | 18 | 19 | 20 | 21 | 22 | 23 |
| Cuddalore—— | 00 | 01 | 02 | 03 | 04 | 05 | 06 | 07 | 08 | 09 | 10 | 11 | 12 | 13 | 14 | 15 | 16 | 17 | 18 | 19 | 20 | 21 | 22 | 23 |
- Working hours
- Shoulder
- Night
- Overlap
Do more with Istanbul and Cuddalore
Best hours to call
09:00 in Istanbul
Inside working hours on both sides
12:00 in Cuddalore
10:00 in Istanbul
Inside working hours on both sides
13:00 in Cuddalore
11:00 in Istanbul
Inside working hours on both sides
14:00 in Cuddalore
12:00 in Istanbul
Inside working hours on both sides
15:00 in Cuddalore
Where daylight saving pulls them apart
Neither Istanbul nor Cuddalore changes its clocks, so the gap above holds all year.
Also useful
Common questions
How many hours ahead is Cuddalore of Istanbul?
Cuddalore is 2½ hours ahead of Istanbul right now. The gap is not fixed: it moves whenever either side changes its clocks.
What is the best time to call between Istanbul and Cuddalore?
Any hour in 09:00–15:00 Istanbul time is inside working hours in both cities.
Do Istanbul and Cuddalore change clocks on the same date?
Neither city changes its clocks, so the gap between them never moves.