Auckland to Costa Mesa time converter

Costa Mesa is 20 hours behind Auckland. When it is 9:00 AM in Auckland, it is 1:00 PM (Tue, Oct 20) in Costa Mesa.

Auckland NZDT

Wednesday, October 21, 2026

Costa Mesa PDT

Tuesday, October 20, 2026

Auckland
New Zealand
Wed, Oct 21
NZDTUTC+13
Costa Mesa
California, United States
Tue, Oct 20
PDTUTC-7-20h
Finding your time zone…
Shared working hours (9:00–18:00)

Auckland to Costa Mesa conversion table

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

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

Best time to call or meet

Both sides are at work from 9:00 AM – 2:00 PM in Auckland (1:00 PM – 6:00 PM in Costa Mesa).

Daylight saving time and the difference

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

  • Oct 21, 2026 – Nov 1, 2026: -20h
  • Nov 1, 2026 – Mar 14, 2027: -21h
  • Mar 14, 2027 – Apr 4, 2027: -20h
  • Apr 4, 2027 – Sep 26, 2027: -19h
  • Sep 26, 2027 – Oct 21, 2027: -20h

Distance

Auckland and Costa Mesa are 10,488 km (6,517 miles) apart in a straight line.

More conversions

Costa Mesa to AucklandAuckland to New YorkAuckland to LondonAuckland to Los AngelesAuckland to ChicagoAuckland to TorontoAuckland to São PauloAuckland to ParisAuckland to BerlinAuckland to MoscowAuckland to DubaiAuckland to New DelhiAuckland to Bangkok
New York to Costa MesaLondon to Costa MesaLos Angeles to Costa MesaChicago to Costa MesaToronto to Costa MesaSão Paulo to Costa MesaParis to Costa MesaBerlin to Costa MesaMoscow to Costa MesaDubai to Costa MesaNew Delhi to Costa MesaBangkok to Costa Mesa

Questions and answers

What is the time difference between Auckland and Costa Mesa?

Costa Mesa is 20 hours behind Auckland.

What time is it in Costa Mesa when it is 9 AM in Auckland?

When it is 9:00 AM in Auckland, it is 1:00 PM (Tue, Oct 20) in Costa Mesa.

When is the best time to call Costa Mesa from Auckland?

Both sides are at work from 9:00 AM – 2:00 PM in Auckland (1:00 PM – 6:00 PM in Costa Mesa).

Does the time difference between Auckland and Costa Mesa change?

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