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SAST to CDT

-7h

SAST

SASTSOURCE
UTC+02:00
HH12
:
MM00
  
12:00 (24-hr)
12 AM6 AM12 PM6 PM12 AM

CDT

CDT
UTC-05:00☀ DST active
HH05
:
MM00
  
05:00 (24-hr)
12 AM6 AM12 PM6 PM12 AM
SAST
CDT
12:00 AM
5:00 PM-1
2:00 AM
7:00 PM-1
4:00 AM
9:00 PM-1
6:00 AM
11:00 PM-1
8:00 AM
1:00 AM
10:00 AM
3:00 AM
12:00 PM
5:00 AM
2:00 PM
7:00 AM
4:00 PM
9:00 AM
6:00 PM
11:00 AM
8:00 PM
1:00 PM
10:00 PM
3:00 PM

Green rows indicate typical business hours (9 AM - 5 PM)

SAST and CDT on the World Map

The map below highlights the SAST (South Africa Standard Time) and CDT (Central Daylight Time) timezone regions across the globe.

SASTCDTJohannesburgCape TownDurbanPretoriaChicagoHoustonDallasAustin
SAST Zone
→
CDT Zone

Explore all world timezones interactively →

SAST – South Africa Standard Time

UTC+02:00

South Africa Standard Time (SAST) is the time zone for South Africa and neighboring countries, 2 hours ahead of UTC.

Countries in SAST
South AfricaLesothoEswatini
Major Cities in SAST
JohannesburgCape TownDurbanPretoriaPort Elizabeth
Key Facts about SAST
  • •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.
Daylight Saving:No – UTC+02:00 year-round
Learn more about SAST on Wikipedia

CDT – Central Daylight Time

UTC-05:00

Central Daylight Time (CDT) is the daylight saving offset in the Central Time Zone, 5 hours behind UTC.

Countries in CDT
United States (Central)Canada (Manitoba)
Major Cities in CDT
ChicagoHoustonDallasAustinWinnipegNashville
Key Facts about CDT
  • •CDT is the same offset as EST (UTC-05:00), which can cause confusion.
  • •CDT runs from the second Sunday in March to the first Sunday in November.
Daylight Saving:Yes – switches to CST
Learn more about CDT on Wikipedia

Understanding the -7h Gap: SAST vs CDT

SAST runs on South Africa Standard Time (SAST) at UTC+02:00. CDT runs on Central Daylight Time (CDT) at UTC-05:00. That puts SAST 7 hours behind CDT — a difference of -7h at the current offsets.

In practice, when it is 9:00 AM in SAST it is 2:00 AM in CDT. Midnight in SAST is 5:00 PM in CDT. Neither zone observes daylight saving time, so the offset between them stays constant all year.

SAST to CDT time conversion table

SAST (SAST)CDT (CDT)Day
12:00 AM5:00 PMprevious day
6:00 AM11:00 PMprevious day
7:00 AM12:00 AMsame day
8:00 AM1:00 AMsame day
9:00 AM2:00 AMsame day
12:00 PM5:00 AMsame day
3:00 PM8:00 AMsame day
5:00 PM10:00 AMsame day
6:00 PM11:00 AMsame day
9:00 PM2:00 PMsame day

Why people convert SAST to CDT time

  • Scheduling a call from SAST to CDT: a 10:00 AM start in SAST lands at 3:00 AM in CDT, so you can confirm the slot without doing the arithmetic yourself.
  • Finding shared working hours: both SAST and CDT are inside the 9-to-5 working day between 4:00 PM and 5:00 PM SAST time (9:00 AM–10:00 AM CDT). That is roughly 1 hours of usable overlap.
  • Coordinating a SAST-based team with CDT 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 SAST and need CDT 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 CDT (Central Daylight Time)

Central Daylight Time (CDT) is observed during summer months in the US and Canadian portions of the Central Time Zone. Clocks are moved forward by one hour, aligning with Eastern Standard Time (EST). Most of Mexico and Central America do not observe CDT, staying on CST year-round.

Best time to call between SAST and CDT

Both SAST and CDT 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 CDT. That gives roughly 1 hours of shared time — the safest window for a live call or meeting.

Business hours overlap

SAST and CDT overlap for only 60 minutes (4:00 PM–5:00 PM SAST), so meetings have to be booked precisely.

SAST is 7 hours behind CDT (SAST UTC+02:00 → CDT UTC-05:00). The shared working window is 4:00 PM–5:00 PM SAST. Remember to re-check around daylight-saving transitions.

🕐 Daylight Saving Time Info

SAST

Does not observe DST

CDT

☀ Currently in DST

Standard: UTC-06:00 · DST: UTC-05:00

Clocks fall back on Sun, Nov 1, 2026

Frequently Asked Questions

What is the time difference between SAST and CDT?

SAST (SAST, UTC+02:00) is 7 hours behind CDT (CDT, UTC-05:00). The gap is currently -7h.

How do I convert SAST time to CDT time?

Add -7h to SAST local time. For example, 9:00 AM in SAST is 2:00 AM in CDT.

What time is it in CDT right now?

CDT uses CDT 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 SAST.

What is the best time to call CDT from SAST?

Call between 4:00 PM and 5:00 PM SAST — that maps to 9:00 AM–10:00 AM CDT and keeps both parties inside the working day.

Which is behind, SAST or CDT?

SAST is 7 hours behind CDT. When it is 12:00 PM in SAST it is 5:00 AM in CDT.

Does daylight saving time affect the SAST–CDT difference?

Neither zone observes daylight saving time, so the -7h offset between SAST and CDT is fixed all year.

Which other cities share SAST's time zone?

SAST also covers Johannesburg, Cape Town, Durban, Pretoria, Port Elizabeth.

Which countries use SAST, SAST's zone?

SAST is used in South Africa, Lesotho, Eswatini.

Is there a day difference between SAST and CDT?

Not normally. The -7h gap only pushes the date over the previous day.

What is the time difference between SAST and CDT?

CDT is -7h from SAST.

What timezone is SAST in?

SAST operates on its local timezone.

What timezone is CDT in?

CDT operates on its local timezone.

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 CDT timezone?

Major cities in the CDT timezone include Chicago, Houston, Dallas, Austin, Winnipeg, Nashville.

What is the UTC offset for CDT?

Central Daylight Time (CDT) is at UTC-05:00. During daylight saving time, it shifts to CST.

What should I know about the CDT timezone?

CDT is the same offset as EST (UTC-05:00), which can cause confusion. CDT runs from the second Sunday in March to the first Sunday in November.

When is it midnight in SAST, what time is it in CDT?

When it is 12:00 AM (midnight) in SAST (SAST), it is -7h later in CDT (CDT).