Offset
The time difference between Mumbai and Perth is 2.5 hours.
Mumbai (IST) is behind Perth (AWST).
IST: UTC+5:30
AWST: UTC+8
Neither Mumbai nor Perth is currently observing daylight saving time.
When to schedule
Business-hours overlap: 9 AM–3 PM in Mumbai (11 AM–5 PM in Perth).
Both teams are in working hours during this window on weekdays.
Suggested time: 12:00 PM Mumbai (2:30 PM Perth).
Public holidays in 2026
National public holidays can affect availability — a counterpart is likely off work on their own holidays, so it's worth planning meetings and deadlines around them.
Australia
- New Year's DayThu, Jan 1
- Australia DayMon, Jan 26
- Good FridayFri, Apr 3
- Easter MondayMon, Apr 6
- Christmas DayFri, Dec 25
- St. Stephen's DayMon, Dec 28
About these zones
Quick reference
Full 24-hour conversion table — tap any time to open it in the converter.
| Mumbai | Perth | Day |
|---|---|---|
| 12:00 am | 2:30 am | Same day |
| 1:00 am | 3:30 am | Same day |
| 2:00 am | 4:30 am | Same day |
| 3:00 am | 5:30 am | Same day |
| 4:00 am | 6:30 am | Same day |
| 5:00 am | 7:30 am | Same day |
| 6:00 am | 8:30 am | Same day |
| 7:00 am | 9:30 am | Same day |
| 8:00 am | 10:30 am | Same day |
| 9:00 am | 11:30 am | Same day |
| 10:00 am | 12:30 pm | Same day |
| 11:00 am | 1:30 pm | Same day |
| 12:00 pm | 2:30 pm | Same day |
| 1:00 pm | 3:30 pm | Same day |
| 2:00 pm | 4:30 pm | Same day |
| 3:00 pm | 5:30 pm | Same day |
| 4:00 pm | 6:30 pm | Same day |
| 5:00 pm | 7:30 pm | Same day |
| 6:00 pm | 8:30 pm | Same day |
| 7:00 pm | 9:30 pm | Same day |
| 8:00 pm | 10:30 pm | Same day |
| 9:00 pm | 11:30 pm | Same day |
| 10:00 pm | 12:30 am | +1 day |
| 11:00 pm | 1:30 am | +1 day |
Daylight saving time
Neither Mumbai nor Perth observes daylight saving time. The offset between these zones remains constant year-round.
See the daylight saving time page for transition dates across every time zone.
Daylight today
- Sunrise
- 6:01 AM
- Sunset
- 7:16 PM
- Day length
- 13h 15m
- Sunrise
- 7:14 AM
- Sunset
- 5:20 PM
- Day length
- 10h 6m
Daylight overlap: 8h 49m — 6:01 AM–2:50 PM in Mumbai (8:31 AM–5:20 PM in Perth). Both locations are in daylight during this window.
Cities in these zones
Other cities in India Standard Time
Browse all cities to see the current local time anywhere.
Airports in these zones
Airports in India Standard Time
- BOM
- NMI
- DEL
- BLR
- HYD
- AMD
- MAA
- CCU
- STV
- PNQ
Airports in Australian Western Time
- PER
Related conversions
Common conversions
- What is 9:00 am Mumbai in Perth?
- 9:00 am Mumbai is 11:30 am Perth.
- What is 12:00 pm Mumbai in Perth?
- 12:00 pm Mumbai is 2:30 pm Perth.
- What is 12:30 pm Mumbai in Perth?
- 12:30 pm Mumbai is 3:00 pm Perth.
- What is 2:00 pm Mumbai in Perth?
- 2:00 pm Mumbai is 4:30 pm Perth.
- What is 5:00 pm Mumbai in Perth?
- 5:00 pm Mumbai is 7:30 pm Perth.
- What is 11:30 pm Mumbai in Perth?
- 11:30 pm Mumbai is 2:00 am Perth, the next day.