Time Difference

Johannesburg vs London Time Difference

Compare the current local time in Johannesburg, South Africa and London, United Kingdom.

Live local timeDST awareUTC offsets

From

Johannesburg

South Africa

1:52 AM

Mon, Aug 17

UTC+2Africa/Johannesburg

Difference

1 hour

Swap

London

United Kingdom

12:52 AM

Mon, Aug 17

UTC+1Europe/London

Current difference

London is currently 1 hour behind Johannesburg.

This difference is calculated using the current UTC offsets for both locations and automatically reflects daylight-saving changes.

24-hour comparison

Compare Johannesburg and London hour by hour

See how a full local day in Johannesburg, South Africa maps to London, United Kingdom. TimeInOne automatically accounts for timezone offsets, date changes and daylight-saving transitions.

24-hour day

Best working-hours overlap

10:00 AM – 6:00 PM in Johannesburg

corresponds to 9:00 AM – 5:00 PM in London.

8 hours overlap

Johannesburg

Africa/Johannesburg

London

Europe/London

Availability

12:00 AM

Mon, Aug 17

11:00 PM

Previous day

Sun, Aug 16

Night

1:00 AM

Mon, Aug 17

12:00 AM

Mon, Aug 17

Night

2:00 AM

Mon, Aug 17

1:00 AM

Mon, Aug 17

Night

3:00 AM

Mon, Aug 17

2:00 AM

Mon, Aug 17

Night

4:00 AM

Mon, Aug 17

3:00 AM

Mon, Aug 17

Night

5:00 AM

Mon, Aug 17

4:00 AM

Mon, Aug 17

Night

6:00 AM

Mon, Aug 17

5:00 AM

Mon, Aug 17

Night

7:00 AM

Mon, Aug 17

6:00 AM

Mon, Aug 17

Night

8:00 AM

Mon, Aug 17

7:00 AM

Mon, Aug 17

Possible

9:00 AM

Mon, Aug 17

8:00 AM

Mon, Aug 17

Possible

10:00 AM

Mon, Aug 17

9:00 AM

Mon, Aug 17

Good overlap

11:00 AM

Mon, Aug 17

10:00 AM

Mon, Aug 17

Good overlap

12:00 PM

Mon, Aug 17

11:00 AM

Mon, Aug 17

Good overlap

1:00 PM

Mon, Aug 17

12:00 PM

Mon, Aug 17

Good overlap

2:00 PM

Mon, Aug 17

1:00 PM

Mon, Aug 17

Good overlap

3:00 PM

Mon, Aug 17

2:00 PM

Mon, Aug 17

Good overlap

4:00 PM

Mon, Aug 17

3:00 PM

Mon, Aug 17

Good overlap

5:00 PM

Mon, Aug 17

4:00 PM

Mon, Aug 17

Good overlap

6:00 PM

Mon, Aug 17

5:00 PM

Mon, Aug 17

Possible

7:00 PM

Mon, Aug 17

6:00 PM

Mon, Aug 17

Possible

8:00 PM

Mon, Aug 17

7:00 PM

Mon, Aug 17

Possible

9:00 PM

Mon, Aug 17

8:00 PM

Mon, Aug 17

Night

10:00 PM

Mon, Aug 17

9:00 PM

Mon, Aug 17

Night

11:00 PM

Mon, Aug 17

10:00 PM

Mon, Aug 17

Night

Working-hour labels use a general 9:00 AM–6:00 PM schedule. Individual schedules may differ.

On daylight-saving transition dates, a local day can contain 23 or 25 real hours instead of 24.

Call planning

Best time to call London from Johannesburg

Compare typical business hours in Johannesburg, South Africa and London, United Kingdom to find a practical time for calls, meetings or international coordination.

Johannesburg

10:00 AM – 6:00 PM

South Africa

Best overlap

London

9:00 AM – 5:00 PM

United Kingdom

The best time to call London from Johannesburg is between 10:00 AM and 6:00 PM in Johannesburg. This corresponds to 9:00 AM – 5:00 PM in London.

Other reasonable windows

Johannesburg

8:00 AM – 10:00 AM

London

7:00 AM – 9:00 AM

Johannesburg

6:00 PM – 9:00 PM

London

5:00 PM – 8:00 PM

Recommendations use typical 9:00 AM–6:00 PM business hours and a broader 7:00 AM–9:00 PM acceptable calling window. Individual schedules may differ.

Time difference explained

Johannesburg and London time difference explained

Current local-time relationship

London is currently 1 hour behind Johannesburg.

Johannesburg uses Africa/Johannesburg and currently has an offset of UTC+2. London uses Europe/London and currently has an offset of UTC+1.

Working-hours overlap

For a typical 9:00 AM–6:00 PM workday, the cities overlap from 10:00 AM to 6:00 PM in Johannesburg, corresponding to 9:00 AM–5:00 PM in London.

Because UTC offsets can change during the year, always check the selected date when planning an important international call or meeting.

Convert a specific time

Need more than the current difference?

Convert a specific date and local time between Johannesburg and London.

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Local clocks

Explore each city

Current time in Johannesburg Current time in London

FAQ

Johannesburg to London time difference FAQ

Common questions about the current time difference, UTC offsets, daylight-saving changes and practical calling hours between Johannesburg and London.

What is the time difference between Johannesburg and London?

The current time difference between Johannesburg and London is 1 hour. London is currently 1 hour behind Johannesburg.

Is London ahead of or behind Johannesburg?

London is currently 1 hour behind Johannesburg.

What time is it in London when it is 9:00 AM in Johannesburg?

Using the current UTC offsets, 9:00 AM in Johannesburg corresponds to 8:00 AM in London. The exact difference can change when daylight-saving rules change.

What is the best time to call London from Johannesburg?

Typical 9:00 AM–6:00 PM business hours overlap between 10:00 AM and 6:00 PM in Johannesburg. This corresponds to 9:00 AM–5:00 PM in London.

Can the time difference between Johannesburg and London change?

Yes. The time difference can change if Johannesburg or London changes its UTC offset because of daylight-saving or other local time-zone rules. TimeInOne uses the IANA zones Africa/Johannesburg and Europe/London for date-aware calculations.