Cairo to ACST
+6h 30mCairo
EESTSOURCEACST
ACSTGreen rows indicate typical business hours (9 AM - 5 PM)
EEST and ACST on the World Map
The map below highlights the EEST (Eastern European Time) and ACST (Australian Central Standard Time) timezone regions across the globe.
EET – Eastern European Time
UTC+02:00Eastern European Time (EET) is used in Eastern Europe, the Middle East, and northeastern Africa, 2 hours ahead of UTC.
- •EET covers countries across three continents: Europe, Asia, and Africa.
- •Cairo is the most populous city in the EET zone.
- •Turkey used to be on EET but permanently moved to UTC+03:00 in 2016.
- •Finland, the Baltic states, and Greece all use EET.
ACST – Australian Central Standard Time
UTC+09:30Australian Central Standard Time (ACST, UTC+09:30) covers South Australia and the Northern Territory, on a half-hour offset.
- •ACST uses a half-hour offset: UTC+09:30.
- •South Australia moves to ACDT (UTC+10:30) in summer; the Northern Territory does not.
- •Adelaide and Darwin are 30 minutes apart during daylight saving, level in winter.
- •Adelaide is one of the few major cities on a 30-minute offset.
About Cairo
WikipediaCairo operates on Eastern European Time (EET), UTC+2. As Africa's largest city and Arab world's cultural capital, Cairo bridges African and Middle Eastern time.
The Pyramids of Giza are the only surviving wonder of the ancient world.
Everything You Need to Know About Cairo and ACST Time
Cairo runs on Eastern European Summer Time (EEST) at UTC+03:00, currently observing daylight saving time. ACST runs on Australian Central Standard Time (ACST) at UTC+09:30. That puts Cairo 6 hours 30 minutes ahead of ACST — a difference of +6h 30m at the current offsets.
In practice, when it is 9:00 AM in Cairo it is 3:30 PM in ACST. Midnight in Cairo is 6:30 AM in ACST.Cairo observes daylight saving time while ACST does not, so the gap narrows or widens by an hour part of the year.
Cairo to ACST time conversion table
| Cairo (EEST) | ACST (ACST) | Day |
|---|---|---|
| 12:00 AM | 6:30 AM | same day |
| 6:00 AM | 12:30 PM | same day |
| 7:00 AM | 1:30 PM | same day |
| 8:00 AM | 2:30 PM | same day |
| 9:00 AM | 3:30 PM | same day |
| 12:00 PM | 6:30 PM | same day |
| 3:00 PM | 9:30 PM | same day |
| 5:00 PM | 11:30 PM | same day |
| 6:00 PM | 12:30 AM | next day |
| 9:00 PM | 3:30 AM | next day |
Why people convert Cairo to ACST time
- Scheduling a call from Cairo to ACST: a 10:00 AM start in Cairo lands at 4:30 PM in ACST, so you can confirm the slot without doing the arithmetic yourself.
- Finding shared working hours: both Cairo and ACST are inside the 9-to-5 working day between 9:00 AM and 10:30 AM EEST time (3:30 PM–5:00 PM ACST). That is roughly 1 hours 30 minutes of usable overlap.
- Coordinating a Cairo-based team with ACST 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 EEST" is unambiguous; "3 PM" across a +6h 30m gap is not.
- Block 9:00 AM–10:30 AM EEST as the recurring meeting window if you work primarily from Cairo and need ACST colleagues present.
- Cairo: Clocks fall back on Thu, Oct 29, 2026. Re-check this page after that date because the offset changes and so does the +6h 30m gap.
About EET (Eastern European Time)
Eastern European Time (EET) covers a wide geographical area including Eastern Europe (Finland, Greece, Romania, Bulgaria, Ukraine), the Middle East (Israel, Lebanon, Jordan), and northeastern Africa (Egypt, Libya). During summer, most EET countries switch to Eastern European Summer Time (EEST, UTC+03:00). Turkey permanently moved to UTC+03:00 in 2016, effectively leaving EET.
About ACST (Australian Central Standard Time)
Australian Central Standard Time (ACST) is the half-hour offset of UTC+09:30 used across South Australia and the Northern Territory, taking in Adelaide and Darwin. South Australia moves to Australian Central Daylight Time (ACDT, UTC+10:30) from the first Sunday in October to the first Sunday in April, but the Northern Territory does not observe daylight saving — so Adelaide and Darwin sit 30 minutes apart in summer and level with each other in winter. The half-hour offset means Adelaide is 30 minutes behind Sydney in winter and level with it during daylight saving, which regularly catches out travellers and meeting planners.
Best time to call between Cairo and ACST
Both Cairo and ACST sit inside the 9 AM – 5 PM working day between 9:00 AM–10:30 AM EEST, which is 3:30 PM–5:00 PM ACST. That gives roughly 1 hours and 30 minutes of shared time — the safest window for a live call or meeting.
Business hours overlap
Cairo and ACST overlap for only 90 minutes (9:00 AM–10:30 AM EEST), so meetings have to be booked precisely.
Cairo is 6 hours 30 minutes ahead of ACST (EEST UTC+03:00 → ACST UTC+09:30). The shared working window is 9:00 AM–10:30 AM EEST. Remember to re-check around daylight-saving transitions.
🕐 Daylight Saving Time Info
Cairo
☀ Currently in DST
Standard: UTC+02:00 · DST: UTC+03:00
Clocks fall back on Thu, Oct 29, 2026
ACST
❄ Currently in Standard Time
Standard: UTC+09:30 · DST: UTC+10:30
Clocks spring forward on Sat, Oct 3, 2026
⚠ These locations are currently in different DST states, so the time difference may change when clocks adjust.
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 Cairo and ACST?
Cairo (EEST, UTC+03:00) is 6 hours 30 minutes ahead of ACST (ACST, UTC+09:30). The gap is currently +6h 30m.
How do I convert Cairo time to ACST time?
Add +6h 30m to Cairo local time. For example, 9:00 AM in Cairo is 3:30 PM in ACST.
What time is it in ACST right now?
ACST uses ACST at UTC+09:30. Use the live converter at the top of this page — it updates in real time and already accounts for the +6h 30m offset from Cairo.
What is the best time to call ACST from Cairo?
Call between 9:00 AM and 10:30 AM EEST — that maps to 3:30 PM–5:00 PM ACST and keeps both parties inside the working day.
Which is ahead, Cairo or ACST?
Cairo is 6 hours 30 minutes ahead of ACST. When it is 12:00 PM in Cairo it is 6:30 PM in ACST.
Do Cairo and ACST use different time zones?
Cairo (Egypt) uses EEST at UTC+03:00, while ACST uses ACST at UTC+09:30. The IANA identifiers are Africa/Cairo and Australia/Adelaide.
Does daylight saving time affect the Cairo–ACST difference?
Yes at the moment: Cairo is on daylight saving time and ACST is not, so the +6h 30m gap shifts by an hour when exactly one of them changes clocks.
Which other cities share Cairo's time zone?
EEST also covers Cairo, Athens, Helsinki, Bucharest, Kyiv, Sofia, Jerusalem, Tel Aviv and 4 more.
Which countries use EEST, Cairo's zone?
EEST is used in Finland, Greece, Romania, Bulgaria, Ukraine, Egypt, Israel, Lebanon and 9 more.
Is there a day difference between Cairo and ACST?
Not normally. The +6h 30m gap only pushes the date over for late-evening times.
What is the time difference between Cairo and ACST?
ACST is +6h 30m from Cairo.
What timezone is Cairo in?
Cairo operates on Eastern European Time (EET), UTC+2. As Africa's largest city and Arab world's cultural capital, Cairo bridges African and Middle Eastern time.
What timezone is ACST in?
ACST operates on its local timezone.
What are the business hours in Cairo?
Standard business hours in Cairo are 9:00 AM - 5:00 PM EET.
Which countries use EET (Eastern European Time)?
EET is used in Finland, Greece, Romania, Bulgaria, Ukraine, Egypt, and 11 more countries.
Does EET observe daylight saving time?
Yes, EET switches to EEST during summer months.
What are some interesting facts about EET?
EET covers countries across three continents: Europe, Asia, and Africa. Cairo is the most populous city in the EET zone.
Which cities are in the ACST timezone?
Major cities in the ACST timezone include Adelaide, Darwin, Alice Springs, Mount Gambier.
What is the UTC offset for ACST?
Australian Central Standard Time (ACST) is at UTC+09:30. During daylight saving time, it shifts to ACDT.
What should I know about the ACST timezone?
ACST uses a half-hour offset: UTC+09:30. South Australia moves to ACDT (UTC+10:30) in summer; the Northern Territory does not.
When is it midnight in Cairo, what time is it in ACST?
When it is 12:00 AM (midnight) in Cairo (EET), it is +6h 30m later in ACST (ACST).
Related Developer Tools
Explore more tools that work great with timezone conversions for international teams:
Related Timezone Conversions
More Cairo time conversions
- cairo to egypt
- cairo to johannesburg
- cairo to lagos
- cairo to nairobi
- cairo to casablanca
- cairo to accra
- cairo to addis ababa
- cairo to new york
- cairo to london
- cairo to dubai
- cairo to tokyo
- cairo to singapore
- cairo to sydney
- cairo to los angeles
- cairo to paris
- cairo to delhi
- cairo to mumbai
- cairo to berlin
- cairo to hong kong
- cairo to toronto
- cairo to kathmandu
- new york to cairo
- london to cairo
- dubai to cairo
- tokyo to cairo
- singapore to cairo
- sydney to cairo
- los angeles to cairo
- paris to cairo
- delhi to cairo
- mumbai to cairo
- berlin to cairo
- hong kong to cairo
- toronto to cairo
- kathmandu to cairo
See every conversion from Cairo →·See every conversion from ACST →