Time difference between Chicago and Nuku'alofa
+18 hNuku'alofa is 18 hours ahead of Chicago.
Observatory log
Chicago and Nuku'alofa, compared
- 01Difference now
Nuku'alofa is 18 hours ahead of Chicago.
Chicago: CDT (UTC−5) · Nuku'alofa: UTC+13 (UTC+13)
Next changeFrom 1 November 2026: Nuku'alofa is 19 hours ahead of Chicago.
- 02Through 2026–2027
- 1 January 2026 – 8 March 2026+19 h
- 8 March 2026 – 1 November 2026+18 h
- 1 November 2026 – 14 March 2027+19 h
- 14 March 2027 – 7 November 2027+18 h
- 7 November 2027 – 31 December 2027+19 h
Difference of Nuku'alofa 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 Nuku'alofa (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 Nuku'alofa
Inside both working days (Mon–Thu).
- 05Weekend
Chicago: Saturday and Sunday
Nuku'alofa: Saturday and Sunday
24 hours
A day in Chicago, in Nuku'alofa
| Chicago | Nuku'alofa | 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 Nuku'alofa
More time differences with Chicago
Questions
Asked about Chicago and Nuku'alofa
What is the time difference between Chicago and Nuku'alofa?
Nuku'alofa is 18 hours ahead of Chicago. This holds until 1 November 2026; then Nuku'alofa is 19 hours ahead of Chicago.
What is the best time for a call between Chicago and Nuku'alofa?
Inside both working days: Mon–Thu: 15:00–17:00 in Chicago = 09:00–11:00 in Nuku'alofa (tomorrow) · 2 h.
When does the time difference between Chicago and Nuku'alofa change?
In the next 12 months it changes on: 1 November 2026 (+19 h); 14 March 2027 (+18 h).