Costa Mesa to Johannesburg time converter

Johannesburg is 9 hours ahead of Costa Mesa. When it is 9:00 AM in Costa Mesa, it is 6:00 PM in Johannesburg.

Costa Mesa PDT

Wednesday, October 21, 2026

Johannesburg SAST

Wednesday, October 21, 2026

Costa Mesa
California, United States
Wed, Oct 21
PDTUTC-7
Johannesburg
South Africa
Wed, Oct 21
SASTUTC+2+9h
Finding your time zone…
Shared working hours (9:00–18:00)

Costa Mesa to Johannesburg conversion table

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

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

Best time to call or meet

Working hours don't overlap fully. The closest fit is 7:00 AM – 9:00 AM in Costa Mesa (4:00 PM – 6:00 PM in Johannesburg): working hours on one side, early or late on the other.

Daylight saving time and the difference

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

  • Oct 21, 2026 – Nov 1, 2026: +9h
  • Nov 1, 2026 – Mar 14, 2027: +10h
  • Mar 14, 2027 – Oct 21, 2027: +9h

Distance

Costa Mesa and Johannesburg are 16,649 km (10,345 miles) apart in a straight line.

More conversions

Johannesburg to Costa MesaCosta Mesa to New YorkCosta Mesa to LondonCosta Mesa to Los AngelesCosta Mesa to ChicagoCosta Mesa to TorontoCosta Mesa to São PauloCosta Mesa to ParisCosta Mesa to BerlinCosta Mesa to MoscowCosta Mesa to DubaiCosta Mesa to New DelhiCosta Mesa to Bangkok
New York to JohannesburgLondon to JohannesburgLos Angeles to JohannesburgChicago to JohannesburgToronto to JohannesburgSão Paulo to JohannesburgParis to JohannesburgBerlin to JohannesburgMoscow to JohannesburgDubai to JohannesburgNew Delhi to JohannesburgBangkok to Johannesburg

Questions and answers

What is the time difference between Costa Mesa and Johannesburg?

Johannesburg is 9 hours ahead of Costa Mesa.

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

When it is 9:00 AM in Costa Mesa, it is 6:00 PM in Johannesburg.

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

Working hours don't overlap fully. The closest fit is 7:00 AM – 9:00 AM in Costa Mesa (4:00 PM – 6:00 PM in Johannesburg): working hours on one side, early or late on the other.

Does the time difference between Costa Mesa and Johannesburg change?

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