Clockjumper

Time difference

Melbourne to San Francisco Time Difference

San Francisco is 17 hours behind Melbourne — when it's 12:00 PM in Melbourne, it's 7:00 PM the previous day in San Francisco. (Melbourne (Australia/Melbourne, AEST); San Francisco (America/Los_Angeles, PDT).) Below: live local times, the best hours for a call, a full conversion table, and exact daylight-saving dates.

Quick answer

San Francisco is 17 hours behind Melbourne. The best window for a call is 9 AM–10 AM in Melbourne, which is 4 PM–5 PM in San Francisco — a 1-hour overlap inside 9 AM–5 PM on both sides. Clocks change on October 4, 2026, which briefly shifts the gap between Melbourne and San Francisco — the converter on this page always reflects the correct offset for the date you pick.

  • When it's 9:00 AM in Melbourne, it's 4:00 PM the previous day in San Francisco.
  • When it's 9:00 AM in San Francisco, it's 2:00 AM the next day in Melbourne.

San Francisco is currently 17 hours behind Melbourne.

MelbourneAEST
7:47 AM
Monday, Aug 24
San FranciscoPDT
2:47 PM
Sunday, Aug 23

Interactive converter

From

12:00PM

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Best times to meet

The 9 AM – 5 PM business windows in Melbourne and San Francisco overlap for 1 hour. 9 AM10 AM in Melbourne is 4 PM5 PM in San Francisco. Aim somewhere in the middle of that window so neither side starts cold or finishes drained.

Quick conversion table

MelbourneSan Francisco
12 AM7:00 AM (prev day)
1 AM8:00 AM (prev day)
2 AM9:00 AM (prev day)
3 AM10:00 AM (prev day)
4 AM11:00 AM (prev day)
5 AM12:00 PM (prev day)
6 AM1:00 PM (prev day)
7 AM2:00 PM (prev day)
8 AM3:00 PM (prev day)
9 AM4:00 PM (prev day)
10 AM5:00 PM (prev day)
11 AM6:00 PM (prev day)
12 PM7:00 PM (prev day)
1 PM8:00 PM (prev day)
2 PM9:00 PM (prev day)
3 PM10:00 PM (prev day)
4 PM11:00 PM (prev day)
5 PM12:00 AM
6 PM1:00 AM
7 PM2:00 AM
8 PM3:00 AM
9 PM4:00 AM
10 PM5:00 AM
11 PM6:00 AM

Daylight saving

On October 4, 2026, Melbourne shifts for daylight saving. After that, San Francisco will be 18 hours behind Melbourne (currently 17 hours behind Melbourne). The converter and the tables above always reflect the correct offset for the date you pick.

  • Melbourne is not currently observing daylight saving time (standard time is in effect).
  • San Francisco is currently observing daylight saving time.

Frequently asked questions

Is San Francisco ahead of or behind Melbourne?
San Francisco is 17 hours behind Melbourne.
How many hours behind Melbourne is San Francisco?
San Francisco is 17 hours behind Melbourne.
What time is 9 AM in Melbourne in San Francisco?
9:00 AM in Melbourne is 4:00 PM the previous day in San Francisco.
What time is noon in Melbourne in San Francisco?
12:00 PM in Melbourne is 7:00 PM the previous day in San Francisco.
What time is 5 PM in Melbourne in San Francisco?
5:00 PM in Melbourne is 12:00 AM in San Francisco. Useful for end-of-day handoffs between the two offices.
What time is 3 PM in Melbourne in San Francisco?
3:00 PM in Melbourne is 10:00 PM the previous day in San Francisco.
Is Melbourne currently observing daylight saving time?
Melbourne observes daylight saving time seasonally, but is not currently on DST (standard time is in effect).
Is San Francisco currently observing daylight saving time?
San Francisco is currently observing daylight saving time (summer time).
Do Melbourne and San Francisco observe daylight saving?
On October 4, 2026, Melbourne shifts for daylight saving. After that, San Francisco will be 18 hours behind Melbourne (currently 17 hours behind Melbourne). The converter and the tables above always reflect the correct offset for the date you pick.
When is the best time to call San Francisco from Melbourne?
Aim for 9 AM–10 AM in Melbourne, which is 4 PM–5 PM in San Francisco.
When is the best time to call Melbourne from San Francisco?
Aim for 4 PM–5 PM in San Francisco, which is 9 AM–10 AM in Melbourne.
Melbourne (AEST) to San Francisco (PDT) — how do I convert quickly?
Subtract 17 hours from Melbourne local time to get San Francisco local time. Or use the converter at the top of this page — it stays accurate through daylight-saving changes automatically.