ACST to Lima
-14h 30mACST
ACSTSOURCELima
PETGreen rows indicate typical business hours (9 AM - 5 PM)
ACST and PET on the World Map
The map below highlights the ACST (Australian Central Standard Time) and PET (Peru Time) timezone regions across the globe.
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.
PET – Peru Time
UTC-05:00Peru Time (PET) is the standard time for Peru, 5 hours behind UTC.
- •Peru does not observe daylight saving time.
- •PET is the same offset as EST (UTC-05:00).
- •Lima is the 5th largest city in the Americas.
ACST vs Lima: Offsets, DST and Best Call Times
ACST runs on Australian Central Standard Time (ACST) at UTC+09:30. Lima runs on Peru Standard Time (PET) at UTC-05:00. That puts ACST 14 hours 30 minutes behind Lima — a difference of -14h 30m at the current offsets.
In practice, when it is 9:00 AM in ACST it is 6:30 PM in Lima on the previous day. Midnight in ACST is 9:30 AM in Lima. Neither zone observes daylight saving time, so the offset between them stays constant all year.
ACST to Lima time conversion table
| ACST (ACST) | Lima (PET) | Day |
|---|---|---|
| 12:00 AM | 9:30 AM | previous day |
| 6:00 AM | 3:30 PM | previous day |
| 7:00 AM | 4:30 PM | previous day |
| 8:00 AM | 5:30 PM | previous day |
| 9:00 AM | 6:30 PM | previous day |
| 12:00 PM | 9:30 PM | previous day |
| 3:00 PM | 12:30 AM | same day |
| 5:00 PM | 2:30 AM | same day |
| 6:00 PM | 3:30 AM | same day |
| 9:00 PM | 6:30 AM | same day |
Why people convert ACST to Lima time
- Scheduling a call from ACST to Lima: a 10:00 AM start in ACST lands at 7:30 PM in Lima the previous day, so you can confirm the slot without doing the arithmetic yourself.
- Handling a -14h 30m gap: ACST and Lima 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 Lima is 6:30 PM in ACST.
- Booking travel or deliveries: tracking Lima local time against ACST keeps pickup windows and arrival estimates honest across the -14h 30m offset.
- Always state the zone abbreviation, not just the hour. "3:00 PM ACST" is unambiguous; "3 PM" across a -14h 30m gap is not.
- With a -14h 30m gap there is no shared 9-to-5 window, so alternate the early start: one week ACST takes the early slot, the next week Lima does.
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.
About PET (Peru Time)
Peru Time (PET) is the time zone used throughout Peru. Peru does not observe daylight saving time. PET shares the same offset as EST (UTC-05:00). Lima, the capital, is the economic center of Peru.
Best time to call between ACST and Lima
With a -14h 30m offset there is no overlap inside a normal 9 AM – 5 PM day. Lima opens at 9:00 AM PET, which is 6:30 PM in ACST, so real-time calls need an early-morning or late-evening slot on one side.
Business hours overlap
ACST and Lima have no shared working hours because of the -14h 30m gap. Teams need to alternate early starts or rely on asynchronous handovers.
ACST is 14 hours 30 minutes behind Lima (ACST UTC+09:30 → PET UTC-05:00). 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
ACST
❄ Currently in Standard Time
Standard: UTC+09:30 · DST: UTC+10:30
Clocks spring forward on Sat, Oct 3, 2026
Lima
Does not observe DST
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 ACST and Lima?
ACST (ACST, UTC+09:30) is 14 hours 30 minutes behind Lima (PET, UTC-05:00). The gap is currently -14h 30m.
How do I convert ACST time to Lima time?
Add -14h 30m to ACST local time. For example, 9:00 AM in ACST is 6:30 PM in Lima (previous day).
What time is it in Lima right now?
Lima uses PET at UTC-05:00. Use the live converter at the top of this page — it updates in real time and already accounts for the -14h 30m offset from ACST.
What is the best time to call Lima from ACST?
There is no shared working-hours window because of the -14h 30m gap. The closest option is 1:00 PM in ACST, which is 10:30 PM in Lima.
Which is behind, ACST or Lima?
ACST is 14 hours 30 minutes behind Lima. When it is 12:00 PM in ACST it is 9:30 PM in Lima.
Do ACST and Lima use different time zones?
ACST uses ACST at UTC+09:30, while Lima (Peru) uses PET at UTC-05:00. The IANA identifiers are Australia/Adelaide and America/Lima.
Does daylight saving time affect the ACST–Lima difference?
Neither zone observes daylight saving time, so the -14h 30m offset between ACST and Lima is fixed all year.
Which other cities share ACST's time zone?
ACST also covers Adelaide, Darwin, Alice Springs, Mount Gambier.
Which countries use ACST, ACST's zone?
ACST is used in Australia (South Australia, Northern Territory).
Is there a day difference between ACST and Lima?
Sometimes. The -14h 30m gap is large enough that 8:00 PM or later in ACST already falls on the in Lima.
What is the time difference between ACST and Lima?
Lima is -14h 30m from ACST.
What timezone is ACST in?
ACST operates on its local timezone.
What timezone is Lima in?
Lima operates on its local timezone.
Which countries use ACST (Australian Central Standard Time)?
ACST is used in Australia (South Australia, Northern Territory).
Does ACST observe daylight saving time?
Yes, ACST switches to ACDT during summer months.
What are some interesting facts about ACST?
ACST uses a half-hour offset: UTC+09:30. South Australia moves to ACDT (UTC+10:30) in summer; the Northern Territory does not.
Which cities are in the PET timezone?
Major cities in the PET timezone include Lima, Arequipa, Trujillo, Cusco, Callao.
What is the UTC offset for PET?
Peru Time (PET) is at UTC-05:00.
What should I know about the PET timezone?
Peru does not observe daylight saving time. PET is the same offset as EST (UTC-05:00).
When is it midnight in ACST, what time is it in Lima?
When it is 12:00 AM (midnight) in ACST (ACST), it is -14h 30m later in Lima (PET).
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