Houston to Johannesburg Time Difference
🇺🇸 Houston is currently 7 hours ahead of 🇿🇦 Johannesburg. This difference varies between 7h and 8h due to Daylight Saving Time.
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Atin 🇺🇸 Houston→it will be—in 🇿🇦 Johannesburg
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Difference
+7h
Business overlap
2h
Distance
14,500 km
Approx. flight
17.1h
Hour-by-Hour: Houston to Johannesburg
| 🇺🇸 Houston | 🇿🇦 Johannesburg | Note |
|---|---|---|
| 12:00 AM | 7:00 AM | |
| 1:00 AM | 8:00 AM | |
| 2:00 AM | 9:00 AM | |
| 3:00 AM | 10:00 AM | |
| 4:00 AM | 11:00 AM | |
| 5:00 AM | 12:00 PM | |
| 6:00 AM | 1:00 PM | |
| 7:00 AM | 2:00 PM | |
| 8:00 AM | 3:00 PM | |
| 9:00 AM | 4:00 PM | |
| 10:00 AM | 5:00 PM | |
| 11:00 AM | 6:00 PM | |
| 12:00 PM | 7:00 PM | |
| 1:00 PM | 8:00 PM | |
| 2:00 PM | 9:00 PM | |
| 3:00 PM | 10:00 PM | |
| 4:00 PM | 11:00 PM | |
| 5:00 PM | 12:00 AM(next day) | Next day |
| 6:00 PM | 1:00 AM(next day) | Next day |
| 7:00 PM | 2:00 AM(next day) | Next day |
| 8:00 PM | 3:00 AM(next day) | Next day |
| 9:00 PM | 4:00 AM(next day) | Next day |
| 10:00 PM | 5:00 AM(next day) | Next day |
| 11:00 PM | 6:00 AM(next day) | Next day |
Daylight Saving Time (DST)
Houston observes Daylight Saving Time, while Johannesburg does not. This causes the time difference to shift between 7 hours ahead and 8 hours ahead depending on the season. Currently, Houston is 7 hours ahead relative to Johannesburg.
Min difference
7h
Max difference
8h
Best Meeting Times
There are 2 overlapping business hours between Houston and Johannesburg (9 AM – 6 PM in each city).
🇺🇸 Houston
9:00 AM – 11:00 AM
🇿🇦 Johannesburg
4:00 PM – 6:00 PM
Frequently Asked Questions
What is the time difference between Houston and Johannesburg?
The time difference between Houston and Johannesburg is currently 7 hours ahead. Houston uses CDT (UTC-5), while Johannesburg uses GMT+2 (UTC+2). This difference varies seasonally due to Daylight Saving Time, ranging from 7 hours ahead to 8 hours ahead.
When it's noon in Houston, what time is it in Johannesburg?
When it's 12:00 PM (noon) in Houston, it is 7:00 PM in Johannesburg. Use our calculator above to convert any other time.
Does the time difference between Houston and Johannesburg change?
Yes, the time difference changes throughout the year. Because Houston observes Daylight Saving Time, the offset shifts between 7 hours ahead and 8 hours ahead at different times of the year.
What are the best times to schedule a call between Houston and Johannesburg?
The best time to call is between 9:00 AM and 11:00 AM in Houston (which is 4:00 PM – 6:00 PM in Johannesburg). This 2-hour window falls within business hours in both cities.
Is Houston ahead or behind Johannesburg?
Houston is currently 7 hours behind Johannesburg.
What time zone is Houston in?
Houston is in the America/Chicago time zone, currently using CDT (UTC-5). Houston observes Daylight Saving Time, so the offset changes twice a year.
What time is midnight in Houston in Johannesburg?
When it is midnight (12:00 AM) in Houston, it is 7:00 AM in Johannesburg.