Melbourne to PDT
-17hMelbourne
AESTSOURCEPDT
PDTGreen rows indicate typical business hours (9 AM - 5 PM)
AEST and PDT on the World Map
The map below highlights the AEST (Australian Eastern Standard Time) and PDT (Pacific Daylight Time) timezone regions across the globe.
AEST – Australian Eastern Standard Time
UTC+10:00Australian Eastern Standard Time (AEST) covers eastern Australia, 10 hours ahead of UTC.
- •Queensland does not observe daylight saving time, staying on AEST year-round.
- •Sydney and Melbourne switch to AEDT (UTC+11:00) in summer.
- •The Australian Securities Exchange (ASX) operates on AEST/AEDT.
- •AEST is 15 hours ahead of EST during winter.
PDT – Pacific Daylight Time
UTC-07:00Pacific Daylight Time (PDT) is the daylight saving offset on the US/Canada Pacific coast, 7 hours behind UTC.
- •PDT aligns with MST at UTC-07:00.
- •Tech company earnings calls often reference PDT/PST times.
About Melbourne
WikipediaMelbourne operates on Australian Eastern Time (AEST/AEDT). As Australia's second-largest city, Melbourne shares business hours with Sydney and the ASX.
Melbourne was the capital of Australia from 1901 to 1927.
Comparing Time Zones: Melbourne and PDT
Melbourne runs on Australian Eastern Standard Time (AEST) at UTC+10:00. PDT runs on Pacific Daylight Time (PDT) at UTC-07:00. That puts Melbourne 17 hours behind PDT — a difference of -17h at the current offsets.
In practice, when it is 9:00 AM in Melbourne it is 4:00 PM in PDT on the previous day. Midnight in Melbourne is 7:00 AM in PDT. Neither zone observes daylight saving time, so the offset between them stays constant all year.
Melbourne to PDT time conversion table
| Melbourne (AEST) | PDT (PDT) | Day |
|---|---|---|
| 12:00 AM | 7:00 AM | previous day |
| 6:00 AM | 1:00 PM | previous day |
| 7:00 AM | 2:00 PM | previous day |
| 8:00 AM | 3:00 PM | previous day |
| 9:00 AM | 4:00 PM | previous day |
| 12:00 PM | 7:00 PM | previous day |
| 3:00 PM | 10:00 PM | previous day |
| 5:00 PM | 12:00 AM | same day |
| 6:00 PM | 1:00 AM | same day |
| 9:00 PM | 4:00 AM | same day |
Why people convert Melbourne to PDT time
- Scheduling a call from Melbourne to PDT: a 10:00 AM start in Melbourne lands at 5:00 PM in PDT the previous day, so you can confirm the slot without doing the arithmetic yourself.
- Handling a -17h gap: Melbourne and PDT 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 PDT is 4:00 PM in Melbourne.
- Coordinating a Melbourne-based team with PDT 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 AEST" is unambiguous; "3 PM" across a -17h gap is not.
- With a -17h gap there is no shared 9-to-5 window, so alternate the early start: one week Melbourne takes the early slot, the next week PDT does.
- Melbourne: Clocks spring forward on Sat, Oct 3, 2026. Re-check this page after that date because the offset changes and so does the -17h gap.
About AEST (Australian Eastern Standard Time)
Australian Eastern Standard Time (AEST) is used in the eastern states of Australia including New South Wales, Victoria, Queensland, Tasmania, and the ACT. During summer (October to April), NSW, VIC, TAS, and ACT switch to Australian Eastern Daylight Time (AEDT, UTC+11:00), while Queensland remains on AEST year-round.
About PDT (Pacific Daylight Time)
Pacific Daylight Time (PDT) is observed from March to November on the Pacific coast. During PDT, the west coast is 7 hours behind UTC and only 2 hours behind the east coast's EDT.
Best time to call between Melbourne and PDT
With a -17h offset there is no overlap inside a normal 9 AM – 5 PM day. PDT opens at 9:00 AM PDT, which is 4:00 PM in Melbourne, so real-time calls need an early-morning or late-evening slot on one side.
Business hours overlap
Melbourne and PDT have no shared working hours because of the -17h gap. Teams need to alternate early starts or rely on asynchronous handovers.
Melbourne is 17 hours behind PDT (AEST UTC+10:00 → PDT UTC-07:00). 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
Melbourne
❄ Currently in Standard Time
Standard: UTC+10:00 · DST: UTC+11:00
Clocks spring forward on Sat, Oct 3, 2026
PDT
☀ Currently in DST
Standard: UTC-08:00 · DST: UTC-07:00
Clocks fall back on Sun, Nov 1, 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 Melbourne and PDT?
Melbourne (AEST, UTC+10:00) is 17 hours behind PDT (PDT, UTC-07:00). The gap is currently -17h.
How do I convert Melbourne time to PDT time?
Add -17h to Melbourne local time. For example, 9:00 AM in Melbourne is 4:00 PM in PDT (previous day).
What time is it in PDT right now?
PDT uses PDT at UTC-07:00. Use the live converter at the top of this page — it updates in real time and already accounts for the -17h offset from Melbourne.
What is the best time to call PDT from Melbourne?
There is no shared working-hours window because of the -17h gap. The closest option is 1:00 PM in Melbourne, which is 8:00 PM in PDT.
Which is behind, Melbourne or PDT?
Melbourne is 17 hours behind PDT. When it is 12:00 PM in Melbourne it is 7:00 PM in PDT.
Do Melbourne and PDT use different time zones?
Melbourne (Australia) uses AEST at UTC+10:00, while PDT uses PDT at UTC-07:00. The IANA identifiers are Australia/Melbourne and America/Los_Angeles.
Does daylight saving time affect the Melbourne–PDT difference?
Neither zone observes daylight saving time, so the -17h offset between Melbourne and PDT is fixed all year.
Which other cities share Melbourne's time zone?
AEST also covers Sydney, Melbourne, Brisbane, Canberra, Hobart, Gold Coast.
Which countries use AEST, Melbourne's zone?
AEST is used in Australia (NSW, VIC, QLD, TAS, ACT), Papua New Guinea.
Is there a day difference between Melbourne and PDT?
Sometimes. The -17h gap is large enough that 8:00 PM or later in Melbourne already falls on the in PDT.
What is the time difference between Melbourne and PDT?
PDT is -17h from Melbourne.
What timezone is Melbourne in?
Melbourne operates on Australian Eastern Time (AEST/AEDT). As Australia's second-largest city, Melbourne shares business hours with Sydney and the ASX.
What timezone is PDT in?
PDT operates on its local timezone.
What are the business hours in Melbourne?
Standard business hours in Melbourne are 9:00 AM - 5:00 PM AEST.
Which countries use AEST (Australian Eastern Standard Time)?
AEST is used in Australia (NSW, VIC, QLD, TAS, ACT), Papua New Guinea.
Does AEST observe daylight saving time?
Yes, AEST switches to AEDT during summer months.
What are some interesting facts about AEST?
Queensland does not observe daylight saving time, staying on AEST year-round. Sydney and Melbourne switch to AEDT (UTC+11:00) in summer.
Which cities are in the PDT timezone?
Major cities in the PDT timezone include Los Angeles, San Francisco, Seattle, Vancouver, Portland.
What is the UTC offset for PDT?
Pacific Daylight Time (PDT) is at UTC-07:00. During daylight saving time, it shifts to PST.
What should I know about the PDT timezone?
PDT aligns with MST at UTC-07:00. Tech company earnings calls often reference PDT/PST times.
When is it midnight in Melbourne, what time is it in PDT?
When it is 12:00 AM (midnight) in Melbourne (AEST), it is -17h later in PDT (PDT).
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