Observatory log
Shanghai and Toronto, compared
- 01Difference now
Toronto is 12 hours behind Shanghai.
Shanghai: CST (UTC+8) · Toronto: EDT (UTC−4)
Next changeFrom 1 November 2026: Toronto is 13 hours behind Shanghai.
- 02Through 2026–2027
- 1 January 2026 – 8 March 2026−13 h
- 8 March 2026 – 1 November 2026−12 h
- 1 November 2026 – 14 March 2027−13 h
- 14 March 2027 – 7 November 2027−12 h
- 7 November 2027 – 31 December 2027−13 h
Difference of Toronto from Shanghai. It changes on the days either place changes its clocks (dates local to that place).
- 03Shared working hours
Their working days never overlap.
Counted as 09:00–17:00 local time on each place’s own working days, for the next seven days.
- 04Best time to meet
21:00–22:00 in Shanghai = 09:00–10:00 in Toronto
No shared office hours: this is early or late for one side (Mon–Fri).
Also possible: Tue–Fri: 09:00–10:00 in Shanghai = 21:00–22:00 in Toronto (yesterday) · 1 h.
- 05Weekend
Shanghai: Saturday and Sunday
Toronto: Saturday and Sunday
24 hours
A day in Shanghai, in Toronto
| Shanghai | Toronto | Working hours, evening, night or weekend in each place |
|---|---|---|
| 00:00 | 12:00Yesterday | |
| 01:00 | 13:00Yesterday | |
| 02:00 | 14:00Yesterday | |
| 03:00 | 15:00Yesterday | |
| 04:00 | 16:00Yesterday | |
| 05:00 | 17:00Yesterday | |
| 06:00 | 18:00Yesterday | |
| 07:00 | 19:00Yesterday | |
| 08:00 | 20:00Yesterday | |
| 09:00 | 21:00Yesterday | |
| 10:00 | 22:00Yesterday | |
| 11:00 | 23:00Yesterday | |
| 12:00 | 00:00 | |
| 13:00 | 01:00 | |
| 14:00 | 02:00 | |
| 15:00 | 03:00 | |
| 16:00 | 04:00 | |
| 17:00 | 05:00 | |
| 18:00 | 06:00 | |
| 19:00 | 07:00 | |
| 20:00 | 08:00 | |
| 21:00 | 09:00 | |
| 22:00 | 10:00 | |
| 23:00 | 11:00 |
Working hoursEarly or eveningNightWeekend
Plan a meeting: Shanghai and Toronto
More time differences with Shanghai
More time differences with Toronto
Questions
Asked about Shanghai and Toronto
What is the time difference between Shanghai and Toronto?
Toronto is 12 hours behind Shanghai. This holds until 1 November 2026; then Toronto is 13 hours behind Shanghai.
What is the best time for a call between Shanghai and Toronto?
No shared office hours. The least awkward windows, early or late for one side: Mon–Fri: 21:00–22:00 in Shanghai = 09:00–10:00 in Toronto · 1 h; Tue–Fri: 09:00–10:00 in Shanghai = 21:00–22:00 in Toronto (yesterday) · 1 h.
When does the time difference between Shanghai and Toronto change?
In the next 12 months it changes on: 1 November 2026 (−13 h); 14 March 2027 (−12 h).