Observatory log
Chicago and Khon Kaen, compared
- 01Difference now
Khon Kaen is 12 hours ahead of Chicago.
Chicago: CDT (UTC−5) · Khon Kaen: UTC+7 (UTC+7)
Next changeFrom 1 November 2026: Khon Kaen is 13 hours ahead of Chicago.
- 02Through 2026–2027
- 1 January 2026 – 8 March 2026+13 h
- 8 March 2026 – 1 November 2026+12 h
- 1 November 2026 – 14 March 2027+13 h
- 14 March 2027 – 7 November 2027+12 h
- 7 November 2027 – 31 December 2027+13 h
Difference of Khon Kaen from Chicago. 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
09:00–10:00 in Chicago = 21:00–22:00 in Khon Kaen
No shared office hours: this is early or late for one side (Mon–Fri).
Also possible: Mon–Thu: 21:00–22:00 in Chicago = 09:00–10:00 in Khon Kaen (tomorrow) · 1 h.
- 05Weekend
Chicago: Saturday and Sunday
Khon Kaen: Saturday and Sunday
24 hours
A day in Chicago, in Khon Kaen
| Chicago | Khon Kaen | Working hours, evening, night or weekend in each place |
|---|---|---|
| 00:00 | 12:00 | |
| 01:00 | 13:00 | |
| 02:00 | 14:00 | |
| 03:00 | 15:00 | |
| 04:00 | 16:00 | |
| 05:00 | 17:00 | |
| 06:00 | 18:00 | |
| 07:00 | 19:00 | |
| 08:00 | 20:00 | |
| 09:00 | 21:00 | |
| 10:00 | 22:00 | |
| 11:00 | 23:00 | |
| 12:00 | 00:00Tomorrow | |
| 13:00 | 01:00Tomorrow | |
| 14:00 | 02:00Tomorrow | |
| 15:00 | 03:00Tomorrow | |
| 16:00 | 04:00Tomorrow | |
| 17:00 | 05:00Tomorrow | |
| 18:00 | 06:00Tomorrow | |
| 19:00 | 07:00Tomorrow | |
| 20:00 | 08:00Tomorrow | |
| 21:00 | 09:00Tomorrow | |
| 22:00 | 10:00Tomorrow | |
| 23:00 | 11:00Tomorrow |
Working hoursEarly or eveningNightWeekend
Plan a meeting: Chicago and Khon Kaen
More time differences with Chicago
Questions
Asked about Chicago and Khon Kaen
What is the time difference between Chicago and Khon Kaen?
Khon Kaen is 12 hours ahead of Chicago. This holds until 1 November 2026; then Khon Kaen is 13 hours ahead of Chicago.
What is the best time for a call between Chicago and Khon Kaen?
No shared office hours. The least awkward windows, early or late for one side: Mon–Fri: 09:00–10:00 in Chicago = 21:00–22:00 in Khon Kaen · 1 h; Mon–Thu: 21:00–22:00 in Chicago = 09:00–10:00 in Khon Kaen (tomorrow) · 1 h.
When does the time difference between Chicago and Khon Kaen change?
In the next 12 months it changes on: 1 November 2026 (+13 h); 14 March 2027 (+12 h).