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Shift Overlap

New York and Johannesburg working-hours overlap

On Monday, 28 September 2026, New York is 6 hours behind Johannesburg — UTC-04:00 against UTC+02:00. Their working hours overlap for 2 hours that day, between 13:00–15:00 UTC — 09:00–11:00 in New York and 15:00–17:00 in Johannesburg. New York changes clocks on Sunday, 1 November 2026, and the gap between them goes from 6 hours to 7 hours. Johannesburg does not change clocks at all.

Every figure on this page describes Monday, 28 September 2026 — a fixed day, not the day you are reading it. Working hours are 09:00–17:00 local time for both cities; change either, or pick another date, in the overlap calculator.

Shared working hours

Everyone is at work between 13:00–15:00 UTC — 2 hours.

CityLocal timeOffset
New York09:00–11:00UTC-04:00
Johannesburg15:00–17:00UTC+02:00

Each city's working day

CityLocal hoursIn UTCOffsetNext clock change
New York09:00–17:0013:00–21:00 UTCUTC-04:00UTC-04:00 → UTC-05:00, 1 Nov 2026
Johannesburg09:00–17:0007:00–15:00 UTCUTC+02:00No daylight saving

How the shared window moves through the year

New York changes clocks on Sunday, 1 November 2026, and Johannesburg never does, so the gap between them moves only when New York's clocks do. Each row is the same pair of working days, sampled once a month, so the window's size and position follow the clock changes described above.

MonthShared windowLength
2026-1013:00–15:00 UTC2 hours
2026-1114:00–15:00 UTC1 hour
2026-1214:00–15:00 UTC1 hour
2027-0114:00–15:00 UTC1 hour
2027-0214:00–15:00 UTC1 hour
2027-0313:00–15:00 UTC2 hours
2027-0413:00–15:00 UTC2 hours
2027-0513:00–15:00 UTC2 hours
2027-0613:00–15:00 UTC2 hours
2027-0713:00–15:00 UTC2 hours
2027-0813:00–15:00 UTC2 hours
2027-0913:00–15:00 UTC2 hours

Questions

What time can New York and Johannesburg meet?
13:00–15:00 UTC on Monday, 28 September 2026 — 2 hours. In New York that is 09:00–11:00, and in Johannesburg it is 15:00–17:00.
How far apart are New York and Johannesburg?
On Monday, 28 September 2026, New York is 6 hours behind Johannesburg — UTC-04:00 against UTC+02:00. New York changes clocks on Sunday, 1 November 2026, and the gap between them goes from 6 hours to 7 hours. Johannesburg does not change clocks at all.
Does the overlap between New York and Johannesburg change through the year?
New York changes clocks on Sunday, 1 November 2026, and Johannesburg never does, so the gap between them moves only when New York's clocks do. Sampled once a month across the twelve months from Monday, 28 September 2026 the window is 13:00–15:00 UTC, 14:00–15:00 UTC.

Related city pairs

Or read how overlap is calculated and the other questions people ask about scheduling across time zones.