Observatory log
Chicago and Puca Urco, compared
- 01Difference now
Chicago and Puca Urco have the same time.
Chicago: CDT (UTC−5) · Puca Urco: UTC−5 (UTC−5)
Next changeFrom 1 November 2026: Puca Urco is 1 hour ahead of Chicago.
- 02Through 2026–2027
- 1 January 2026 – 8 March 2026+1 h
- 8 March 2026 – 1 November 2026Same time
- 1 November 2026 – 14 March 2027+1 h
- 14 March 2027 – 7 November 2027Same time
- 7 November 2027 – 31 December 2027+1 h
Difference of Puca Urco from Chicago. It changes on the days either place changes its clocks (dates local to that place).
- 03Shared working hours
- Mon–Fri: 09:00–17:00 in Chicago = 09:00–17:00 in Puca Urco · 8 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
09:00–17:00 in Chicago = 09:00–17:00 in Puca Urco
Inside both working days (Mon–Fri).
- 05Weekend
Chicago: Saturday and Sunday
Puca Urco: Saturday and Sunday
24 hours
A day in Chicago, in Puca Urco
| Chicago | Puca Urco | Working hours, evening, night or weekend in each place |
|---|---|---|
| 00:00 | 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 |
Working hoursEarly or eveningNightWeekend
Plan a meeting: Chicago and Puca Urco
More time differences with Chicago
Questions
Asked about Chicago and Puca Urco
What is the time difference between Chicago and Puca Urco?
Chicago and Puca Urco have the same time. This holds until 1 November 2026; then Puca Urco is 1 hour ahead of Chicago.
What is the best time for a call between Chicago and Puca Urco?
Inside both working days: Mon–Fri: 09:00–17:00 in Chicago = 09:00–17:00 in Puca Urco · 8 h.
When does the time difference between Chicago and Puca Urco change?
In the next 12 months it changes on: 1 November 2026 (+1 h); 14 March 2027 (Same time).