Mumbai to Castlereagh Time Difference
Castlereagh is 4h 30m behind Mumbai
24-Hour Comparison
Business hours Extended Off hours
Mumbai
04:30a
05:30a
06:30a
07:30a
08:30a
09:30a
10:30a
11:30a
12:30p
01:30p
02:30p
03:30p
04:30p
05:30p
06:30p
07:30p
08:30p
09:30p
10:30p
11:30p
12:30a
01:30a
02:30a
03:30a
Castlereagh
12a
01a
02a
03a
04a
05a
06a
07a
08a
09a
10a
11a
12p
01p
02p
03p
04p
05p
06p
07p
08p
09p
10p
11p
Each column is the same moment in both cities, starting from right now and rolling forward 24 hours — daylight saving is already accounted for.
Best Time to Call
On a typical weekday (Monday–Friday).
- 01:30 PM – 05:30 PM in Mumbai09:00 AM – 01:00 PM in Castlereagh
Frequently Asked Questions
- What is the time difference between Mumbai and Castlereagh?
- Castlereagh is 4h 30m behind Mumbai. Mumbai is currently UTC+5:30 and Castlereagh is UTC+1.
- Is Castlereagh ahead of or behind Mumbai?
- Castlereagh is behind Mumbai.
- What is the best time to call Castlereagh from Mumbai?
- On a typical weekday, the best time is 01:30 PM–05:30 PM in Mumbai (09:00 AM–01:00 PM in Castlereagh), when both cities are within business hours.
- What is the best time for a remote team standup between Mumbai and Castlereagh?
- 01:30 PM–05:30 PM in Mumbai (09:00 AM–01:00 PM in Castlereagh) works for a live, synchronous standup — both teams are in typical business hours then.
- Does the time difference between Mumbai and Castlereagh change during the year?
- Yes. Mumbai and Castlereagh don't switch to daylight saving time on the same schedule, so the offset shifts by up to an hour for part of the year.