Observatory log
Cairo and Chennai, compared
- 01Difference now
Chennai is 2 hours 30 minutes ahead of Cairo.
Cairo: EEST (UTC+3) · Chennai: IST (UTC+5:30)
Next changeFrom 29 October 2026: Chennai is 3 hours 30 minutes ahead of Cairo.
- 02Through 2026–2027
- 1 January 2026 – 24 April 2026+3 h 30 min
- 24 April 2026 – 29 October 2026+2 h 30 min
- 29 October 2026 – 30 April 2027+3 h 30 min
- 30 April 2027 – 28 October 2027+2 h 30 min
- 28 October 2027 – 31 December 2027+3 h 30 min
Difference of Chennai from Cairo. It changes on the days either place changes its clocks (dates local to that place).
- 03Shared working hours
- Mon–Thu: 09:00–14:30 in Cairo = 11:30–17:00 in Chennai · 5 h 30 min
Counted as 09:00–17:00 local time on each place’s own working days, for the next seven days.
- 04Best time to meet
09:00–14:30 in Cairo = 11:30–17:00 in Chennai
Inside both working days (Mon–Thu).
- 05Weekend
Cairo: Friday and Saturday
Chennai: Saturday and Sunday
24 hours
A day in Cairo, in Chennai
| Cairo | Chennai | Working hours, evening, night or weekend in each place |
|---|---|---|
| 00:00 | 02:30 | |
| 01:00 | 03:30 | |
| 02:00 | 04:30 | |
| 03:00 | 05:30 | |
| 04:00 | 06:30 | |
| 05:00 | 07:30 | |
| 06:00 | 08:30 | |
| 07:00 | 09:30 | |
| 08:00 | 10:30 | |
| 09:00 | 11:30 | |
| 10:00 | 12:30 | |
| 11:00 | 13:30 | |
| 12:00 | 14:30 | |
| 13:00 | 15:30 | |
| 14:00 | 16:30 | |
| 15:00 | 17:30 | |
| 16:00 | 18:30 | |
| 17:00 | 19:30 | |
| 18:00 | 20:30 | |
| 19:00 | 21:30 | |
| 20:00 | 22:30 | |
| 21:00 | 23:30 | |
| 22:00 | 00:30Tomorrow | |
| 23:00 | 01:30Tomorrow |
Working hoursEarly or eveningNightWeekend
Plan a meeting: Cairo and Chennai
More time differences with Cairo
Questions
Asked about Cairo and Chennai
What is the time difference between Cairo and Chennai?
Chennai is 2 hours 30 minutes ahead of Cairo. This holds until 29 October 2026; then Chennai is 3 hours 30 minutes ahead of Cairo.
What is the best time for a call between Cairo and Chennai?
Inside both working days: Mon–Thu: 09:00–14:30 in Cairo = 11:30–17:00 in Chennai · 5 h 30 min.
When does the time difference between Cairo and Chennai change?
In the next 12 months it changes on: 29 October 2026 (+3 h 30 min); 30 April 2027 (+2 h 30 min).