AWST to CAT Converter & Meeting Planner
Quick answer: 9:00 AM AWST = 3:00 AM CAT (fixed +08:00 standard offset — not DST-adjusted). Use the interactive converter below for DST-aware local-time scheduling.
Planning a call or meeting between Australian Western Standard Time (AWST) and Central Africa Time (CAT)? You need to account for the standard time difference. Central Africa Time is normally 6 hours behind Australian Western Standard Time. Whether you are coordinating between teams in Perth and Bunbury and Johannesburg and Harare, our live tool has you covered. Use our interactive overlap studio below to find the perfect waking hours for both regions, taking into account any seasonal Daylight Saving Time (DST) changes.
24-Hour Conversion Table
Quick reference: 12:00 AM AWST = 6:00 PM CAT. The full 24-hour AWST to CAT table below uses fixed standard offsets for exact abbreviation searches.
Example: 3:00 PM AWST = 9:00 AM CAT.
| AWST Time | CAT Time |
|---|---|
| 12:00 AM (00:00) | 6:00 PM (18:00)-1 day |
| 1:00 AM (01:00) | 7:00 PM (19:00)-1 day |
| 2:00 AM (02:00) | 8:00 PM (20:00)-1 day |
| 3:00 AM (03:00) | 9:00 PM (21:00)-1 day |
| 4:00 AM (04:00) | 10:00 PM (22:00)-1 day |
| 5:00 AM (05:00) | 11:00 PM (23:00)-1 day |
| 6:00 AM (06:00) | 12:00 AM (00:00) |
| 7:00 AM (07:00) | 1:00 AM (01:00) |
| 8:00 AM (08:00) | 2:00 AM (02:00) |
| 9:00 AM (09:00) | 3:00 AM (03:00) |
| 10:00 AM (10:00) | 4:00 AM (04:00) |
| 11:00 AM (11:00) | 5:00 AM (05:00) |
| 12:00 PM (12:00) | 6:00 AM (06:00) |
| 1:00 PM (13:00) | 7:00 AM (07:00) |
| 2:00 PM (14:00) | 8:00 AM (08:00) |
| 3:00 PM (15:00) | 9:00 AM (09:00) |
| 4:00 PM (16:00) | 10:00 AM (10:00) |
| 5:00 PM (17:00) | 11:00 AM (11:00) |
| 6:00 PM (18:00) | 12:00 PM (12:00) |
| 7:00 PM (19:00) | 1:00 PM (13:00) |
| 8:00 PM (20:00) | 2:00 PM (14:00) |
| 9:00 PM (21:00) | 3:00 PM (15:00) |
| 10:00 PM (22:00) | 4:00 PM (16:00) |
| 11:00 PM (23:00) | 5:00 PM (17:00) |
Best time to call Johannesburg from Perth
For most work calls, compare the normal business day in Perth (AWST) with the business day in Johannesburg (CAT). AWST commonly covers Oceania, Australia, while CAT is mainly associated with Southern Africa, Central Africa.
⚠️ Note: 2026-07-05 is not a normal workday in one or both regions based on their configured calendar. The overlap below should be treated as a reference, not a guaranteed office-hours window.
✅ The most practical overlap on 2026-07-05 is usually 2:00 PM - 5:00 PM AWST, which corresponds to 8:00 AM - 11:00 AM CAT. This window sits inside the typical AWST workday (8:30 AM - 5:00 PM) and the CAT workday (8:00 AM - 5:00 PM).
- DST Safety: Neither AWST nor CAT uses Daylight Saving Time in our dataset, making business-hour relationships stable year-round.
- Australian Securities Exchange (ASX) - Local Perth Hours: 08:00-14:00 local time in Perth.
- Johannesburg Stock Exchange (JSE): 09:00-17:00 local time in Johannesburg.
🔥 Popular AWST & CAT Converters
Frequently searched time zone conversions related to your search.
Related Time Converters
Explore nearby time zone offsets and reverse conversions related to AWST and CAT.
Frequently Asked Questions
What is the time difference between AWST and CAT?
During standard time, Central Africa Time is 6 hours behind Australian Western Standard Time.
Does Perth observe Daylight Saving Time?
Perth and the rest of Western Australia do not observe Daylight Saving Time. Western Australians have voted against DST in multiple state referendums — most recently in 2009 — and AWST remains permanently fixed at UTC+08:00 throughout the year.
Are AWST and China Standard Time the same?
AWST and China Standard Time (CST) share the exact same UTC+08:00 offset, meaning Perth and Beijing operate on an identical clock. The same applies to Singapore Time (SGT) and Malaysia Time (MYT) — all three are perfectly synchronized with AWST, eliminating offset calculations entirely for the resource and commodity trade flows that connect Perth to these major Asian markets.
Does the Central Africa Time zone observe Daylight Saving Time?
None of the countries observing Central Africa Time use Daylight Saving Time. South Africa abolished DST in 1994, and no other CAT-observing nation currently applies seasonal clock changes — CAT remains permanently fixed at UTC+02:00 throughout the year.
Which major countries use Central Africa Time (CAT)?
Central Africa Time is observed by South Africa, Zimbabwe, Zambia, Botswana, Mozambique, Malawi, and Eswatini. South Africa is the zone's dominant economy, with Johannesburg functioning as the region's primary financial center and home to the Johannesburg Stock Exchange (JSE), Africa's largest equity market by capitalization.