Time difference between Chicago and Pires do Rio
+2 hPires do Rio is 2 hours ahead of Chicago.
Observatory log
Chicago and Pires do Rio, compared
- 01Difference now
Pires do Rio is 2 hours ahead of Chicago.
Chicago: CDT (UTC−5) · Pires do Rio: UTC−3 (UTC−3)
Next changeFrom 1 November 2026: Pires do Rio is 3 hours ahead of Chicago.
- 02Through 2026–2027
- 1 January 2026 – 8 March 2026+3 h
- 8 March 2026 – 1 November 2026+2 h
- 1 November 2026 – 14 March 2027+3 h
- 14 March 2027 – 7 November 2027+2 h
- 7 November 2027 – 31 December 2027+3 h
Difference of Pires do Rio from Chicago. It changes on the days either place changes its clocks (dates local to that place).
- 03Shared working hours
- Mon–Fri: 09:00–15:00 in Chicago = 11:00–17:00 in Pires do Rio · 6 h
Counted as 09:00–17:00 local time on each place’s own working days, for the next seven days.
- 04Best time to meet
09:00–15:00 in Chicago = 11:00–17:00 in Pires do Rio
Inside both working days (Mon–Fri).
- 05Weekend
Chicago: Saturday and Sunday
Pires do Rio: Saturday and Sunday
24 hours
A day in Chicago, in Pires do Rio
| Chicago | Pires do Rio | Working hours, evening, night or weekend in each place |
|---|---|---|
| 00:00 | 02:00 | |
| 01:00 | 03:00 | |
| 02:00 | 04:00 | |
| 03:00 | 05:00 | |
| 04:00 | 06:00 | |
| 05:00 | 07:00 | |
| 06:00 | 08:00 | |
| 07:00 | 09:00 | |
| 08:00 | 10:00 | |
| 09:00 | 11:00 | |
| 10:00 | 12:00 | |
| 11:00 | 13:00 | |
| 12:00 | 14:00 | |
| 13:00 | 15:00 | |
| 14:00 | 16:00 | |
| 15:00 | 17:00 | |
| 16:00 | 18:00 | |
| 17:00 | 19:00 | |
| 18:00 | 20:00 | |
| 19:00 | 21:00 | |
| 20:00 | 22:00 | |
| 21:00 | 23:00 | |
| 22:00 | 00:00Tomorrow | |
| 23:00 | 01:00Tomorrow |
Working hoursEarly or eveningNightWeekend
Plan a meeting: Chicago and Pires do Rio
More time differences with Chicago
Questions
Asked about Chicago and Pires do Rio
What is the time difference between Chicago and Pires do Rio?
Pires do Rio is 2 hours ahead of Chicago. This holds until 1 November 2026; then Pires do Rio is 3 hours ahead of Chicago.
What is the best time for a call between Chicago and Pires do Rio?
Inside both working days: Mon–Fri: 09:00–15:00 in Chicago = 11:00–17:00 in Pires do Rio · 6 h.
When does the time difference between Chicago and Pires do Rio change?
In the next 12 months it changes on: 1 November 2026 (+3 h); 14 March 2027 (+2 h).