Outils Intosoft

CAT to CST

-8h

CAT

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

CST

CST
UTC-05:00☀ DST active
HH04
:
MM00
  
04:00 (24-hr)
12 AM6 AM12 PM6 PM12 AM
CAT
CST
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)

CAT and CST on the World Map

The map below highlights the CAT (Central Africa Time) and CST (Central Standard Time) timezone regions across the globe.

CATCSTHarareLusakaMaputoLilongweChicagoHoustonDallasSan Antonio
CAT Zone
→
CST Zone

Explore all world timezones interactively →

CAT – Central Africa Time

UTC+02:00

Central Africa Time (CAT, UTC+02:00) covers Zimbabwe, Zambia, Mozambique, Malawi and neighbouring countries.

Countries in CAT
ZimbabweZambiaMozambiqueMalawiRwandaBurundiDR Congo (east)
Major Cities in CAT
HarareLusakaMaputoLilongweKigali
Key Facts about CAT
  • •Central Africa Time is fixed at UTC+02:00 with no daylight saving.
  • •CAT matches South Africa Standard Time (SAST) all year.
  • •It is the same offset as Central European Time in winter.
  • •Harare is level with Johannesburg and one hour ahead of Lagos.
Daylight Saving:No – UTC+02:00 year-round
Learn more about CAT on Wikipedia

CST – Central Standard Time

UTC-06:00

Central Standard Time (CST) is the time zone for the central United States, Canada, and Mexico, 6 hours behind UTC.

Countries in CST
United States (Central)Canada (Manitoba, Saskatchewan)MexicoGuatemalaHondurasEl SalvadorCosta RicaNicaraguaBelize
Major Cities in CST
ChicagoHoustonDallasSan AntonioMexico CityAustinWinnipegMemphisMilwaukeeNashvilleKansas CityNew OrleansMinneapolisGuatemala City
Key Facts about CST
  • •CST covers 20 US states fully or partially.
  • •Chicago and Houston are the two largest cities in the Central Time Zone.
  • •Mexico City, one of the world's most populous cities, operates on CST.
  • •CST is 1 hour behind EST and 2 hours ahead of PST.
Daylight Saving:Yes – switches to CDT
Learn more about CST on Wikipedia

Understanding the -8h Gap: CAT vs CST

CAT runs on Central Africa Time (CAT) at UTC+02:00. CST runs on Central Standard Time (CST) at UTC-06:00. That puts CAT 8 hours behind CST — a difference of -8h at the current offsets.

In practice, when it is 9:00 AM in CAT it is 1:00 AM in CST. Midnight in CAT is 4:00 PM in CST. Neither zone observes daylight saving time, so the offset between them stays constant all year.

CAT to CST time conversion table

CAT (CAT)CST (CST)Day
12:00 AM4:00 PMprevious day
6:00 AM10:00 PMprevious day
7:00 AM11:00 PMprevious day
8:00 AM12:00 AMsame day
9:00 AM1:00 AMsame day
12:00 PM4:00 AMsame day
3:00 PM7:00 AMsame day
5:00 PM9:00 AMsame day
6:00 PM10:00 AMsame day
9:00 PM1:00 PMsame day

Why people convert CAT to CST time

  • Scheduling a call from CAT to CST: a 10:00 AM start in CAT lands at 2:00 AM in CST, so you can confirm the slot without doing the arithmetic yourself.
  • Handling a -8h gap: CAT and CST have no overlap inside a normal 9-to-5 day, so real-time meetings need an early-morning or late-evening slot on one side. 9:00 AM in CST is 1:00 AM in CAT.
  • Watching a live event or market open: CAT viewers need 1:00 AM in CST to catch a 9:00 AM start there, and 8:00 AM if the event is anchored to CAT.
  • Always state the zone abbreviation, not just the hour. "3:00 PM CAT" is unambiguous; "3 PM" across a -8h gap is not.
  • With a -8h gap there is no shared 9-to-5 window, so alternate the early start: one week CAT takes the early slot, the next week CST does.

About CAT (Central Africa Time)

Central Africa Time (CAT) is fixed at UTC+02:00 all year across a broad belt of southern and central Africa, including Zimbabwe, Zambia, Mozambique, Malawi, Rwanda, Burundi and the eastern Democratic Republic of the Congo. None of these countries observes daylight saving time, so CAT never shifts. It is the same offset as South Africa Standard Time (SAST) and the winter version of Central European Time, which makes CAT a convenient bridge between African, European and Middle Eastern schedules — Harare is level with Johannesburg all year and one hour ahead of Lagos.

About CST (Central Standard Time)

Central Standard Time (CST) covers the central region of North America. It is the second most populous time zone in the US, including major cities like Chicago, Houston, and Dallas. CST is also used in Mexico City and much of Central America including Guatemala, Honduras, El Salvador, and Costa Rica. During summer, most of the US and Canada switch to Central Daylight Time (CDT, UTC-05:00), while Mexico and Central American countries generally remain on CST.

Best time to call between CAT and CST

With a -8h offset there is no overlap inside a normal 9 AM – 5 PM day. CST opens at 9:00 AM CST, which is 1:00 AM in CAT, so real-time calls need an early-morning or late-evening slot on one side.

Business hours overlap

CAT and CST have no shared working hours because of the -8h gap. Teams need to alternate early starts or rely on asynchronous handovers.

CAT is 8 hours behind CST (CAT UTC+02:00 → CST UTC-06:00). There is no shared 9-to-5 window, so plan around an early or late slot. Remember to re-check around daylight-saving transitions.

🕐 Daylight Saving Time Info

CAT

Does not observe DST

CST

☀ 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 CAT and CST?

CAT (CAT, UTC+02:00) is 8 hours behind CST (CST, UTC-06:00). The gap is currently -8h.

How do I convert CAT time to CST time?

Add -8h to CAT local time. For example, 9:00 AM in CAT is 1:00 AM in CST.

What time is it in CST right now?

CST uses CST at UTC-06:00. Use the live converter at the top of this page — it updates in real time and already accounts for the -8h offset from CAT.

What is the best time to call CST from CAT?

There is no shared working-hours window because of the -8h gap. The closest option is 1:00 PM in CAT, which is 5:00 AM in CST.

Which is behind, CAT or CST?

CAT is 8 hours behind CST. When it is 12:00 PM in CAT it is 4:00 AM in CST.

Does daylight saving time affect the CAT–CST difference?

Neither zone observes daylight saving time, so the -8h offset between CAT and CST is fixed all year.

Which other cities share CAT's time zone?

CAT also covers Harare, Lusaka, Maputo, Lilongwe, Kigali.

Which countries use CAT, CAT's zone?

CAT is used in Zimbabwe, Zambia, Mozambique, Malawi, Rwanda, Burundi, DR Congo (east).

Is there a day difference between CAT and CST?

Not normally. The -8h gap only pushes the date over the previous day.

What is the time difference between CAT and CST?

CST is -8h from CAT.

What timezone is CAT in?

CAT operates on its local timezone.

What timezone is CST in?

CST operates on its local timezone.

Which countries use CAT (Central Africa Time)?

CAT is used in Zimbabwe, Zambia, Mozambique, Malawi, Rwanda, Burundi, and 1 more countries.

Does CAT observe daylight saving time?

No, CAT does not observe daylight saving time and remains at UTC+02:00 year-round.

What are some interesting facts about CAT?

Central Africa Time is fixed at UTC+02:00 with no daylight saving. CAT matches South Africa Standard Time (SAST) all year.

Which cities are in the CST timezone?

Major cities in the CST timezone include Chicago, Houston, Dallas, San Antonio, Mexico City, Austin, Winnipeg, Memphis.

What is the UTC offset for CST?

Central Standard Time (CST) is at UTC-06:00. During daylight saving time, it shifts to CDT.

What should I know about the CST timezone?

CST covers 20 US states fully or partially. Chicago and Houston are the two largest cities in the Central Time Zone.

When is it midnight in CAT, what time is it in CST?

When it is 12:00 AM (midnight) in CAT (CAT), it is -8h later in CST (CST).