Time difference between Tokyo and Rio Tercero
−12 hRio Tercero is 12 hours behind Tokyo.
Observatory log
Tokyo and Rio Tercero, compared
- 01Difference now
Rio Tercero is 12 hours behind Tokyo.
Tokyo: JST (UTC+9) · Rio Tercero: UTC−3 (UTC−3)
- 02Through 2026–2027
The difference stays the same all year.
- 1 January 2026 – 31 December 2027−12 h
Difference of Rio Tercero from Tokyo. 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 Tokyo = 09:00–10:00 in Rio Tercero
No shared office hours: this is early or late for one side (Mon–Fri).
Also possible: Tue–Fri: 09:00–10:00 in Tokyo = 21:00–22:00 in Rio Tercero (yesterday) · 1 h.
- 05Weekend
Tokyo: Saturday and Sunday
Rio Tercero: Saturday and Sunday
24 hours
A day in Tokyo, in Rio Tercero
| Tokyo | Rio Tercero | 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: Tokyo and Rio Tercero
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Questions
Asked about Tokyo and Rio Tercero
What is the time difference between Tokyo and Rio Tercero?
Rio Tercero is 12 hours behind Tokyo. The difference stays the same all year.
What is the best time for a call between Tokyo and Rio Tercero?
No shared office hours. The least awkward windows, early or late for one side: Mon–Fri: 21:00–22:00 in Tokyo = 09:00–10:00 in Rio Tercero · 1 h; Tue–Fri: 09:00–10:00 in Tokyo = 21:00–22:00 in Rio Tercero (yesterday) · 1 h.
When does the time difference between Tokyo and Rio Tercero change?
It does not change in the next 12 months: Tokyo and Rio Tercero either keep the same time all year or change their clocks on the same dates.