Time difference between Chicago and Tres Lagoas
+1 hTres Lagoas is 1 hour ahead of Chicago.
Observatory log
Chicago and Tres Lagoas, compared
- 01Difference now
Tres Lagoas is 1 hour ahead of Chicago.
Chicago: CDT (UTC−5) · Tres Lagoas: UTC−4 (UTC−4)
Next changeFrom 1 November 2026: Tres Lagoas is 2 hours ahead of Chicago.
- 02Through 2026–2027
- 1 January 2026 – 8 March 2026+2 h
- 8 March 2026 – 1 November 2026+1 h
- 1 November 2026 – 14 March 2027+2 h
- 14 March 2027 – 7 November 2027+1 h
- 7 November 2027 – 31 December 2027+2 h
Difference of Tres Lagoas from Chicago. It changes on the days either place changes its clocks (dates local to that place).
- 03Shared working hours
- Mon–Fri: 09:00–16:00 in Chicago = 10:00–17:00 in Tres Lagoas · 7 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
09:00–16:00 in Chicago = 10:00–17:00 in Tres Lagoas
Inside both working days (Mon–Fri).
- 05Weekend
Chicago: Saturday and Sunday
Tres Lagoas: Saturday and Sunday
24 hours
A day in Chicago, in Tres Lagoas
| Chicago | Tres Lagoas | Working hours, evening, night or weekend in each place |
|---|---|---|
| 00:00 | 01:00 | |
| 01:00 | 02:00 | |
| 02:00 | 03:00 | |
| 03:00 | 04:00 | |
| 04:00 | 05:00 | |
| 05:00 | 06:00 | |
| 06:00 | 07:00 | |
| 07:00 | 08:00 | |
| 08:00 | 09:00 | |
| 09:00 | 10:00 | |
| 10:00 | 11:00 | |
| 11:00 | 12:00 | |
| 12:00 | 13:00 | |
| 13:00 | 14:00 | |
| 14:00 | 15:00 | |
| 15:00 | 16:00 | |
| 16:00 | 17:00 | |
| 17:00 | 18:00 | |
| 18:00 | 19:00 | |
| 19:00 | 20:00 | |
| 20:00 | 21:00 | |
| 21:00 | 22:00 | |
| 22:00 | 23:00 | |
| 23:00 | 00:00Tomorrow |
Working hoursEarly or eveningNightWeekend
Plan a meeting: Chicago and Tres Lagoas
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Questions
Asked about Chicago and Tres Lagoas
What is the time difference between Chicago and Tres Lagoas?
Tres Lagoas is 1 hour ahead of Chicago. This holds until 1 November 2026; then Tres Lagoas is 2 hours ahead of Chicago.
What is the best time for a call between Chicago and Tres Lagoas?
Inside both working days: Mon–Fri: 09:00–16:00 in Chicago = 10:00–17:00 in Tres Lagoas · 7 h.
When does the time difference between Chicago and Tres Lagoas change?
In the next 12 months it changes on: 1 November 2026 (+2 h); 14 March 2027 (+1 h).