Castle Rock to Johannesburg time converter

Johannesburg is 8 hours ahead of Castle Rock. When it is 9:00 AM in Castle Rock, it is 5:00 PM in Johannesburg.

Castle Rock MDT

Wednesday, October 21, 2026

Johannesburg SAST

Wednesday, October 21, 2026

Castle Rock
Colorado, United States
Wed, Oct 21
MDTUTC-6
Johannesburg
South Africa
Wed, Oct 21
SASTUTC+2+8h
Finding your time zone…
Shared working hours (9:00–18:00)

Castle Rock to Johannesburg conversion table

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

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

Best time to call or meet

Both sides are at work from 9:00 AM – 10:00 AM in Castle Rock (5:00 PM – 6:00 PM in Johannesburg).

Daylight saving time and the difference

The difference changes during the year because Castle Rock and Johannesburg switch clocks on different dates:

  • Oct 21, 2026 – Nov 1, 2026: +8h
  • Nov 1, 2026 – Mar 14, 2027: +9h
  • Mar 14, 2027 – Oct 21, 2027: +8h

Distance

Castle Rock and Johannesburg are 15,432 km (9,589 miles) apart in a straight line.

More conversions

Johannesburg to Castle RockCastle Rock to New YorkCastle Rock to LondonCastle Rock to Los AngelesCastle Rock to ChicagoCastle Rock to TorontoCastle Rock to São PauloCastle Rock to ParisCastle Rock to BerlinCastle Rock to MoscowCastle Rock to DubaiCastle Rock to New DelhiCastle Rock 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 Castle Rock and Johannesburg?

Johannesburg is 8 hours ahead of Castle Rock.

What time is it in Johannesburg when it is 9 AM in Castle Rock?

When it is 9:00 AM in Castle Rock, it is 5:00 PM in Johannesburg.

When is the best time to call Johannesburg from Castle Rock?

Both sides are at work from 9:00 AM – 10:00 AM in Castle Rock (5:00 PM – 6:00 PM in Johannesburg).

Does the time difference between Castle Rock 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.