Time difference between Chicago and Kampong Thum
+12 hKampong Thum is 12 hours ahead of Chicago.
Observatory log
Chicago and Kampong Thum, compared
- 01Difference now
Kampong Thum is 12 hours ahead of Chicago.
Chicago: CDT (UTC−5) · Kampong Thum: UTC+7 (UTC+7)
Next changeFrom 1 November 2026: Kampong Thum 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 Kampong Thum 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 Kampong Thum
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 Kampong Thum (tomorrow) · 1 h.
- 05Weekend
Chicago: Saturday and Sunday
Kampong Thum: Saturday and Sunday
24 hours
A day in Chicago, in Kampong Thum
| Chicago | Kampong Thum | 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 Kampong Thum
More time differences with Chicago
Questions
Asked about Chicago and Kampong Thum
What is the time difference between Chicago and Kampong Thum?
Kampong Thum is 12 hours ahead of Chicago. This holds until 1 November 2026; then Kampong Thum is 13 hours ahead of Chicago.
What is the best time for a call between Chicago and Kampong Thum?
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 Kampong Thum · 1 h; Mon–Thu: 21:00–22:00 in Chicago = 09:00–10:00 in Kampong Thum (tomorrow) · 1 h.
When does the time difference between Chicago and Kampong Thum change?
In the next 12 months it changes on: 1 November 2026 (+13 h); 14 March 2027 (+12 h).