Offset
There is no time difference between Rotterdam and Johannesburg.
Rotterdam (CEST) is currently the same time as Johannesburg (SAST).
CEST: UTC+2
SAST: UTC+2
Rotterdam is currently observing daylight saving time; Johannesburg is not.
When to schedule
Business-hours overlap: 9 AM–5 PM in Rotterdam (9 AM–5 PM in Johannesburg).
Both teams are in working hours during this window on weekdays.
Suggested time: 1:00 PM Rotterdam (1:00 PM Johannesburg).
This window may shift by an hour during daylight saving time.
Public holidays in 2026
National public holidays can affect availability — a counterpart is likely off work on their own holidays, so it's worth planning meetings and deadlines around them.
The Netherlands
- New Year's DayThu, Jan 1
- Good FridayFri, Apr 3
- Easter SundaySun, Apr 5
- Easter MondayMon, Apr 6
- King's DayMon, Apr 27
- Liberation DayTue, May 5
- Ascension DayThu, May 14
- PentecostSun, May 24
- Whit MondayMon, May 25
- Christmas DayFri, Dec 25
- St. Stephen's DaySat, Dec 26
South Africa
- New Year's DayThu, Jan 1
- Human Rights DaySat, Mar 21
- Good FridayFri, Apr 3
- Family DayMon, Apr 6
- Freedom DayMon, Apr 27
- Workers' DayFri, May 1
- Youth DayTue, Jun 16
- National Women's DayMon, Aug 10
- Heritage DayThu, Sep 24
- Day of ReconciliationWed, Dec 16
- Christmas DayFri, Dec 25
- Day of GoodwillSat, Dec 26
About these zones
Rotterdam uses Central European Time (CET, or CEST). To call The Netherlands, dial +31.
Johannesburg uses South Africa Time (SAST). To call South Africa, dial +27.
Johannesburg is approximately 5,600 miles south of Rotterdam.
Quick reference
Full 24-hour conversion table — tap any time to open it in the converter.
| Rotterdam | Johannesburg | Day |
|---|---|---|
| 12:00 am | 12:00 am | Same day |
| 1:00 am | 1:00 am | Same day |
| 2:00 am | 2:00 am | Same day |
| 3:00 am | 3:00 am | Same day |
| 4:00 am | 4:00 am | Same day |
| 5:00 am | 5:00 am | Same day |
| 6:00 am | 6:00 am | Same day |
| 7:00 am | 7:00 am | Same day |
| 8:00 am | 8:00 am | Same day |
| 9:00 am | 9:00 am | Same day |
| 10:00 am | 10:00 am | Same day |
| 11:00 am | 11:00 am | Same day |
| 12:00 pm | 12:00 pm | Same day |
| 1:00 pm | 1:00 pm | Same day |
| 2:00 pm | 2:00 pm | Same day |
| 3:00 pm | 3:00 pm | Same day |
| 4:00 pm | 4:00 pm | Same day |
| 5:00 pm | 5:00 pm | Same day |
| 6:00 pm | 6:00 pm | Same day |
| 7:00 pm | 7:00 pm | Same day |
| 8:00 pm | 8:00 pm | Same day |
| 9:00 pm | 9:00 pm | Same day |
| 10:00 pm | 10:00 pm | Same day |
| 11:00 pm | 11:00 pm | Same day |
Daylight saving time
Rotterdam observes daylight saving time; Johannesburg does not. The offset between the two zones changes when Rotterdam transitions: on Sunday, October 25, 2026, clocks fall back from CEST to CET.
See the daylight saving time page for transition dates across every time zone.
Daylight today
- Sunrise
- 5:25 AM
- Sunset
- 9:59 PM
- Day length
- 16h 34m
- Sunrise
- 6:51 AM
- Sunset
- 5:24 PM
- Day length
- 10h 33m
Daylight overlap: 10h 33m — 6:51 AM–5:24 PM in Rotterdam (6:51 AM–5:24 PM in Johannesburg). Both locations are in daylight during this window.
Cities in these zones
Other cities in Central European Time
Other cities in South Africa Time
Browse all cities to see the current local time anywhere.
Airports in these zones
Airports in Central European Time
- AMS
- RTM
Airports in South Africa Time
- HLA
- JNB
- CPT
- DUR
Related conversions
Common conversions
- What is 9:00 am Rotterdam in Johannesburg?
- 9:00 am Rotterdam is 9:00 am Johannesburg.
- What is 12:00 pm Rotterdam in Johannesburg?
- 12:00 pm Rotterdam is 12:00 pm Johannesburg.
- What is 12:30 pm Rotterdam in Johannesburg?
- 12:30 pm Rotterdam is 12:30 pm Johannesburg.
- What is 2:00 pm Rotterdam in Johannesburg?
- 2:00 pm Rotterdam is 2:00 pm Johannesburg.
- What is 5:00 pm Rotterdam in Johannesburg?
- 5:00 pm Rotterdam is 5:00 pm Johannesburg.
- What is 11:30 pm Rotterdam in Johannesburg?
- 11:30 pm Rotterdam is 11:30 pm Johannesburg.