Time difference between Chicago and Sioux Lookout
Same timeChicago and Sioux Lookout have the same time.
Observatory log
Chicago and Sioux Lookout, compared
- 01Difference now
Chicago and Sioux Lookout have the same time.
Chicago: CDT (UTC−5) · Sioux Lookout: CDT (UTC−5)
Next changeFrom 1 November 2026: Sioux Lookout is 1 hour ahead of Chicago.
- 02Through 2026–2027
- 1 January 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 Sioux Lookout 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 Sioux Lookout · 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 Sioux Lookout
Inside both working days (Mon–Fri).
- 05Weekend
Chicago: Saturday and Sunday
Sioux Lookout: Saturday and Sunday
24 hours
A day in Chicago, in Sioux Lookout
| Chicago | Sioux Lookout | 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 Sioux Lookout
More time differences with Chicago
Questions
Asked about Chicago and Sioux Lookout
What is the time difference between Chicago and Sioux Lookout?
Chicago and Sioux Lookout have the same time. This holds until 1 November 2026; then Sioux Lookout is 1 hour ahead of Chicago.
What is the best time for a call between Chicago and Sioux Lookout?
Inside both working days: Mon–Fri: 09:00–17:00 in Chicago = 09:00–17:00 in Sioux Lookout · 8 h.
When does the time difference between Chicago and Sioux Lookout change?
In the next 12 months it changes on: 1 November 2026 (+1 h); 14 March 2027 (Same time).