Johannesburg to COT
-7hJohannesburg
SASTSOURCECOT
COTGreen rows indicate typical business hours (9 AM - 5 PM)
SAST and COT on the World Map
The map below highlights the SAST (South Africa Standard Time) and COT (Colombia Time) timezone regions across the globe.
SAST – South Africa Standard Time
UTC+02:00South Africa Standard Time (SAST) is the time zone for South Africa and neighboring countries, 2 hours ahead of UTC.
- •South Africa does not observe daylight saving time.
- •SAST is the same offset as EET and Israel Standard Time.
- •The Johannesburg Stock Exchange (JSE) is Africa's largest.
COT – Colombia Time
UTC-05:00Colombia Time (COT) is the standard time for Colombia, 5 hours behind UTC.
- •Colombia does not observe daylight saving time.
- •COT is the same offset as EST (UTC-05:00).
- •Bogotá sits at 2,640m elevation, making it one of the highest capital cities.
About Johannesburg
WikipediaJohannesburg operates on South Africa Time (SAST), UTC+2. As Africa's largest economy hub and home to the JSE, Johannesburg drives African financial markets.
Johannesburg is built on the world's largest gold deposit.
Understanding the -7h Gap: Johannesburg vs COT
Johannesburg runs on South Africa Standard Time (SAST) at UTC+02:00. COT runs on Colombia Time (COT) at UTC-05:00. That puts Johannesburg 7 hours behind COT — a difference of -7h at the current offsets.
In practice, when it is 9:00 AM in Johannesburg it is 2:00 AM in COT. Midnight in Johannesburg is 5:00 PM in COT. Neither zone observes daylight saving time, so the offset between them stays constant all year.
Johannesburg to COT time conversion table
| Johannesburg (SAST) | COT (COT) | Day |
|---|---|---|
| 12:00 AM | 5:00 PM | previous day |
| 6:00 AM | 11:00 PM | previous day |
| 7:00 AM | 12:00 AM | same day |
| 8:00 AM | 1:00 AM | same day |
| 9:00 AM | 2:00 AM | same day |
| 12:00 PM | 5:00 AM | same day |
| 3:00 PM | 8:00 AM | same day |
| 5:00 PM | 10:00 AM | same day |
| 6:00 PM | 11:00 AM | same day |
| 9:00 PM | 2:00 PM | same day |
Why people convert Johannesburg to COT time
- Scheduling a call from Johannesburg to COT: a 10:00 AM start in Johannesburg lands at 3:00 AM in COT, so you can confirm the slot without doing the arithmetic yourself.
- Finding shared working hours: both Johannesburg and COT are inside the 9-to-5 working day between 4:00 PM and 5:00 PM SAST time (9:00 AM–10:00 AM COT). That is roughly 1 hours of usable overlap.
- Coordinating a Johannesburg-based team with COT contacts: quoting times in the other side's local clock — not your own — removes the single biggest source of missed meetings.
- Always state the zone abbreviation, not just the hour. "3:00 PM SAST" is unambiguous; "3 PM" across a -7h gap is not.
- Block 4:00 PM–5:00 PM SAST as the recurring meeting window if you work primarily from Johannesburg and need COT colleagues present.
About SAST (South Africa Standard Time)
South Africa Standard Time (SAST) is used in South Africa, Lesotho, and Eswatini. SAST does not observe daylight saving time. Johannesburg and Cape Town are major economic hubs in Africa.
About COT (Colombia Time)
Colombia Time (COT) is used throughout Colombia. Colombia does not observe daylight saving time. COT shares the same offset as EST (UTC-05:00). Bogotá, the capital, is one of the largest cities in South America.
Best time to call between Johannesburg and COT
Both Johannesburg and COT sit inside the 9 AM – 5 PM working day between 4:00 PM–5:00 PM SAST, which is 9:00 AM–10:00 AM COT. That gives roughly 1 hours of shared time — the safest window for a live call or meeting.
Business hours overlap
Johannesburg and COT overlap for only 60 minutes (4:00 PM–5:00 PM SAST), so meetings have to be booked precisely.
Johannesburg is 7 hours behind COT (SAST UTC+02:00 → COT UTC-05:00). The shared working window is 4:00 PM–5:00 PM SAST. Remember to re-check around daylight-saving transitions.
Learn More About Time
Dive deeper into the fascinating world of timekeeping, time zones, and how they shape our global society:
Frequently Asked Questions
What is the time difference between Johannesburg and COT?
Johannesburg (SAST, UTC+02:00) is 7 hours behind COT (COT, UTC-05:00). The gap is currently -7h.
How do I convert Johannesburg time to COT time?
Add -7h to Johannesburg local time. For example, 9:00 AM in Johannesburg is 2:00 AM in COT.
What time is it in COT right now?
COT uses COT at UTC-05:00. Use the live converter at the top of this page — it updates in real time and already accounts for the -7h offset from Johannesburg.
What is the best time to call COT from Johannesburg?
Call between 4:00 PM and 5:00 PM SAST — that maps to 9:00 AM–10:00 AM COT and keeps both parties inside the working day.
Which is behind, Johannesburg or COT?
Johannesburg is 7 hours behind COT. When it is 12:00 PM in Johannesburg it is 5:00 AM in COT.
Do Johannesburg and COT use different time zones?
Johannesburg (South Africa) uses SAST at UTC+02:00, while COT uses COT at UTC-05:00. The IANA identifiers are Africa/Johannesburg and America/Bogota.
Does daylight saving time affect the Johannesburg–COT difference?
Neither zone observes daylight saving time, so the -7h offset between Johannesburg and COT is fixed all year.
Which other cities share Johannesburg's time zone?
SAST also covers Johannesburg, Cape Town, Durban, Pretoria, Port Elizabeth.
Which countries use SAST, Johannesburg's zone?
SAST is used in South Africa, Lesotho, Eswatini.
Is there a day difference between Johannesburg and COT?
Not normally. The -7h gap only pushes the date over the previous day.
What is the time difference between Johannesburg and COT?
COT is -7h from Johannesburg.
What timezone is Johannesburg in?
Johannesburg operates on South Africa Time (SAST), UTC+2. As Africa's largest economy hub and home to the JSE, Johannesburg drives African financial markets.
What timezone is COT in?
COT operates on its local timezone.
What are the business hours in Johannesburg?
Standard business hours in Johannesburg are 8:00 AM - 5:00 PM SAST.
Which countries use SAST (South Africa Standard Time)?
SAST is used in South Africa, Lesotho, Eswatini.
Does SAST observe daylight saving time?
No, SAST does not observe daylight saving time and remains at UTC+02:00 year-round.
What are some interesting facts about SAST?
South Africa does not observe daylight saving time. SAST is the same offset as EET and Israel Standard Time.
Which cities are in the COT timezone?
Major cities in the COT timezone include Bogotá, Medellín, Cali, Barranquilla, Cartagena.
What is the UTC offset for COT?
Colombia Time (COT) is at UTC-05:00.
What should I know about the COT timezone?
Colombia does not observe daylight saving time. COT is the same offset as EST (UTC-05:00).
When is it midnight in Johannesburg, what time is it in COT?
When it is 12:00 AM (midnight) in Johannesburg (SAST), it is -7h later in COT (COT).
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