Australia is 4 hours 30 minutes ahead of Mumbai. When it's noon in Australia, it's 07:00 in Mumbai.
Australia observes Australia/Sydney and Mumbai observes Asia/Kolkata — a 4.5 hours 30 minutes gap between them.
Business hours comparison
Both Australia and Mumbai are simultaneously in business hours for 3.5 hours per day (assuming standard 9:00–17:00 working hours).
00:0006:0012:0018:0024:00
Australia
Mumbai
Overlap (3.5h)
Meeting time recommendations
Australia and Mumbai share 3.5 hours of business hours overlap daily. Showing the 3 most balanced slots — see the time table below for the full window.
14:00 Sydney / 09:00 Mumbai✓ Both working
15:00 Sydney / 10:00 Mumbai✓ Both working
16:00 Sydney / 11:00 Mumbai✓ Both working
Assumes a standard 9 AM–5 PM workday in each location's local timezone.
Public holidays this year
Australia7 holidays
Aug 3Picnic Day
Sep 28King's Birthday
Oct 5Labour Day
Oct 5King's Birthday
Nov 3Melbourne Cup
Mumbai
No upcoming public holidays this year.
Australia and Mumbai — practical scheduling
Teams in Australia (Australia) and Mumbai (India) face a 4.5-hour time difference day to day. A 3.5-hour shared business hours window makes real-time meetings feasible for both sides within their normal working day.
💡 Practical scheduling guidelines
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Schedule at 14:00–15:00 (Australia) for a 09:00–10:00 slot in Mumbai — the sweet spot where both teams are working.
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Schedule at 15:00–16:00 (Australia) for a 10:00–11:00 slot in Mumbai — the sweet spot where both teams are working.
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Schedule at 16:00–17:00 (Australia) for a 11:00–12:00 slot in Mumbai — the sweet spot where both teams are working.
Recurring meetings are particularly vulnerable to DST shifts. The ClockinSync Chrome Extension alerts you before the offset changes.
Drag the slider at the top to convert any Australia time instantly. You can also type natural language like "3pm", "15:00", or a location name to get an immediate answer.
