Observatory log
Chicago and Waitakere, compared
- 01Difference now
Waitakere is 18 hours ahead of Chicago.
Chicago: CDT (UTC−5) · Waitakere: NZDT (UTC+13)
Next changeFrom 1 November 2026: Waitakere is 19 hours ahead of Chicago.
- 02Through 2026–2027
- 1 January 2026 – 8 March 2026+19 h
- 8 March 2026 – 5 April 2026+18 h
- 5 April 2026 – 27 September 2026+17 h
- 27 September 2026 – 1 November 2026+18 h
- 1 November 2026 – 14 March 2027+19 h
- 14 March 2027 – 4 April 2027+18 h
- 4 April 2027 – 26 September 2027+17 h
- 26 September 2027 – 7 November 2027+18 h
- 7 November 2027 – 31 December 2027+19 h
Difference of Waitakere from Chicago. It changes on the days either place changes its clocks (dates local to that place).
- 03Shared working hours
- Mon–Thu: 15:00–17:00 in Chicago = 09:00–11:00 in Waitakere (tomorrow) · 2 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
15:00–17:00 in Chicago = 09:00–11:00 in Waitakere
Inside both working days (Mon–Thu).
- 05Weekend
Chicago: Saturday and Sunday
Waitakere: Saturday and Sunday
24 hours
A day in Chicago, in Waitakere
| Chicago | Waitakere | Working hours, evening, night or weekend in each place |
|---|---|---|
| 00:00 | 18:00 | |
| 01:00 | 19:00 | |
| 02:00 | 20:00 | |
| 03:00 | 21:00 | |
| 04:00 | 22:00 | |
| 05:00 | 23:00 | |
| 06:00 | 00:00Tomorrow | |
| 07:00 | 01:00Tomorrow | |
| 08:00 | 02:00Tomorrow | |
| 09:00 | 03:00Tomorrow | |
| 10:00 | 04:00Tomorrow | |
| 11:00 | 05:00Tomorrow | |
| 12:00 | 06:00Tomorrow | |
| 13:00 | 07:00Tomorrow | |
| 14:00 | 08:00Tomorrow | |
| 15:00 | 09:00Tomorrow | |
| 16:00 | 10:00Tomorrow | |
| 17:00 | 11:00Tomorrow | |
| 18:00 | 12:00Tomorrow | |
| 19:00 | 13:00Tomorrow | |
| 20:00 | 14:00Tomorrow | |
| 21:00 | 15:00Tomorrow | |
| 22:00 | 16:00Tomorrow | |
| 23:00 | 17:00Tomorrow |
Working hoursEarly or eveningNightWeekend
Plan a meeting: Chicago and Waitakere
More time differences with Chicago
Questions
Asked about Chicago and Waitakere
What is the time difference between Chicago and Waitakere?
Waitakere is 18 hours ahead of Chicago. This holds until 1 November 2026; then Waitakere is 19 hours ahead of Chicago.
What is the best time for a call between Chicago and Waitakere?
Inside both working days: Mon–Thu: 15:00–17:00 in Chicago = 09:00–11:00 in Waitakere (tomorrow) · 2 h.
When does the time difference between Chicago and Waitakere change?
In the next 12 months it changes on: 1 November 2026 (+19 h); 14 March 2027 (+18 h); 4 April 2027 (+17 h); 26 September 2027 (+18 h).