Cairo is usually 1 hour ahead of Johannesburg. Cairo observes daylight saving time and Johannesburg does not, so the difference shifts by an hour around the changeovers.

CairoJohannesburg

Sunrise 6:06 AMSunset 7:58 PM(local)

Sunrise 6:54 AMSunset 5:35 PM(local)

Cairo: daylight saving timeNow UTC+3. Next change: October 29, 2026 β€” clocks go back 1 hour.
CairoUTC+3
JohannesburgUTC+2

πŸ‡ͺπŸ‡¬ Cairo

Dialing code+20
Population9,606,916
Coordinates30.06Β°N, 31.25Β°E
Elevation23 m

πŸ‡ΏπŸ‡¦ Johannesburg

Dialing code+27
Population9,418,183
Coordinates26.20Β°S, 28.04Β°E
Elevation1,767 m

Best time for a call: 10:00–18:00 in CairoAdd to calendar

Working hours assumed 9:00–18:00.

Frequently asked questions

What is the time difference between Cairo and Johannesburg?
Cairo is 1 hour ahead of Johannesburg. Use the side-by-side clocks and the day/night strips above to convert any hour between them.
When is the best time to call between Cairo and Johannesburg?
The best window to call is 10:00–18:00 Cairo time, when working hours overlap in both cities. Pick an hour on the strips to add it to your calendar.
Why does the time difference between Cairo and Johannesburg change?
Because at least one of Cairo and Johannesburg observes daylight saving time, the difference shifts by an hour when one city changes its clocks and the other has not yet (or does not).