Illinois to Auckland time converter

Auckland is 18 hours ahead of Illinois. When it is 9:00 AM in Illinois, it is 3:00 AM (Sat, Oct 17) in Auckland.

Illinois CDT

Friday, October 16, 2026

Auckland NZDT

Saturday, October 17, 2026

Illinois
United States
Fri, Oct 16
CDTUTC-5
Auckland
New Zealand
Sat, Oct 17
NZDTUTC+13+18h
Finding your time zone…
Shared working hours (9:00–18:00)

Illinois to Auckland conversion table

Every hour of today in Illinois and the matching time in Auckland. Light rows are typical working hours (9:00–18:00).

IllinoisAuckland
12:00 AM6:00 PM
1:00 AM7:00 PM
2:00 AM8:00 PM
3:00 AM9:00 PM
4:00 AM10:00 PM
5:00 AM11:00 PM
6:00 AM12:00 AM+1 day
7:00 AM1:00 AM+1 day
8:00 AM2:00 AM+1 day
9:00 AM3:00 AM+1 day
10:00 AM4:00 AM+1 day
11:00 AM5:00 AM+1 day
12:00 PM6:00 AM+1 day
1:00 PM7:00 AM+1 day
2:00 PM8:00 AM+1 day
3:00 PM9:00 AM+1 day
4:00 PM10:00 AM+1 day
5:00 PM11:00 AM+1 day
6:00 PM12:00 PM+1 day
7:00 PM1:00 PM+1 day
8:00 PM2:00 PM+1 day
9:00 PM3:00 PM+1 day
10:00 PM4:00 PM+1 day
11:00 PM5:00 PM+1 day

Best time to call or meet

Both sides are at work from 3:00 PM – 6:00 PM in Illinois (9:00 AM – 12:00 PM in Auckland).

Daylight saving time and the difference

The difference changes during the year because Illinois and Auckland switch clocks on different dates:

  • Oct 16, 2026 – Nov 1, 2026: +18h
  • Nov 1, 2026 – Mar 14, 2027: +19h
  • Mar 14, 2027 – Apr 3, 2027: +18h
  • Apr 3, 2027 – Sep 25, 2027: +17h
  • Sep 25, 2027 – Oct 16, 2027: +18h

More conversions

Auckland to IllinoisIllinois to New YorkIllinois to LondonIllinois to Los AngelesIllinois to ChicagoIllinois to TorontoIllinois to São PauloIllinois to ParisIllinois to BerlinIllinois to MoscowIllinois to DubaiIllinois to New DelhiIllinois to Bangkok
New York to AucklandLondon to AucklandLos Angeles to AucklandChicago to AucklandToronto to AucklandSão Paulo to AucklandParis to AucklandBerlin to AucklandMoscow to AucklandDubai to AucklandNew Delhi to AucklandBangkok to Auckland

Questions and answers

What is the time difference between Illinois and Auckland?

Auckland is 18 hours ahead of Illinois.

What time is it in Auckland when it is 9 AM in Illinois?

When it is 9:00 AM in Illinois, it is 3:00 AM (Sat, Oct 17) in Auckland.

When is the best time to call Auckland from Illinois?

Both sides are at work from 3:00 PM – 6:00 PM in Illinois (9:00 AM – 12:00 PM in Auckland).

Does the time difference between Illinois and Auckland change?

Yes, for part of the year, because daylight saving time starts and ends on different dates or applies on one side only.