From
Chennai
India
4:07 AM
Mon, Aug 17
UTC+5:30Asia/Kolkata
Time Difference
Chennai vs Mumbai Time Difference
Compare the current local time in Chennai, India and Mumbai, India.
Live local timeDST awareUTC offsets
Current difference
Chennai and Mumbai currently have the same local time.
This difference is calculated using the current UTC offsets for both locations and automatically reflects daylight-saving changes.
24-hour comparison
Compare Chennai and Mumbai hour by hour
See how a full local day in Chennai, India maps to Mumbai, India. TimeInOne automatically accounts for timezone offsets, date changes and daylight-saving transitions.
Best working-hours overlap
9:00 AM – 6:00 PM in Chennai
corresponds to 9:00 AM – 6:00 PM in Mumbai.
Chennai
Asia/Kolkata
Mumbai
Asia/Kolkata
Availability
12:00 AM
Mon, Aug 17
12:00 AM
Mon, Aug 17
Night
1:00 AM
Mon, Aug 17
1:00 AM
Mon, Aug 17
Night
2:00 AM
Mon, Aug 17
2:00 AM
Mon, Aug 17
Night
3:00 AM
Mon, Aug 17
3:00 AM
Mon, Aug 17
Night
4:00 AM
Mon, Aug 17
4:00 AM
Mon, Aug 17
Night
5:00 AM
Mon, Aug 17
5:00 AM
Mon, Aug 17
Night
6:00 AM
Mon, Aug 17
6:00 AM
Mon, Aug 17
Night
7:00 AM
Mon, Aug 17
7:00 AM
Mon, Aug 17
Possible
8:00 AM
Mon, Aug 17
8:00 AM
Mon, Aug 17
Possible
9:00 AM
Mon, Aug 17
9:00 AM
Mon, Aug 17
Good overlap
10:00 AM
Mon, Aug 17
10:00 AM
Mon, Aug 17
Good overlap
11:00 AM
Mon, Aug 17
11:00 AM
Mon, Aug 17
Good overlap
12:00 PM
Mon, Aug 17
12:00 PM
Mon, Aug 17
Good overlap
1:00 PM
Mon, Aug 17
1:00 PM
Mon, Aug 17
Good overlap
2:00 PM
Mon, Aug 17
2:00 PM
Mon, Aug 17
Good overlap
3:00 PM
Mon, Aug 17
3:00 PM
Mon, Aug 17
Good overlap
4:00 PM
Mon, Aug 17
4:00 PM
Mon, Aug 17
Good overlap
5:00 PM
Mon, Aug 17
5:00 PM
Mon, Aug 17
Good overlap
6:00 PM
Mon, Aug 17
6:00 PM
Mon, Aug 17
Possible
7:00 PM
Mon, Aug 17
7:00 PM
Mon, Aug 17
Possible
8:00 PM
Mon, Aug 17
8:00 PM
Mon, Aug 17
Possible
9:00 PM
Mon, Aug 17
9:00 PM
Mon, Aug 17
Night
10:00 PM
Mon, Aug 17
10:00 PM
Mon, Aug 17
Night
11:00 PM
Mon, Aug 17
11:00 PM
Mon, Aug 17
Night
Working-hour labels use a general 9:00 AM–6:00 PM schedule. Individual schedules may differ.
On daylight-saving transition dates, a local day can contain 23 or 25 real hours instead of 24.
Call planning
Best time to call Mumbai from Chennai
Compare typical business hours in Chennai, India and Mumbai, India to find a practical time for calls, meetings or international coordination.
Chennai
9:00 AM – 6:00 PM
India
Best overlap
Mumbai
9:00 AM – 6:00 PM
India
The best time to call Mumbai from Chennai is between 9:00 AM and 6:00 PM in Chennai. This corresponds to 9:00 AM – 6:00 PM in Mumbai.
Other reasonable windows
Chennai
7:00 AM – 9:00 AM
Mumbai
7:00 AM – 9:00 AM
Chennai
6:00 PM – 9:00 PM
Mumbai
6:00 PM – 9:00 PM
Recommendations use typical 9:00 AM–6:00 PM business hours and a broader 7:00 AM–9:00 PM acceptable calling window. Individual schedules may differ.
Time difference explained
Chennai and Mumbai time difference explained
Current local-time relationship
Chennai and Mumbai currently share the same local time.
Chennai uses Asia/Kolkata and currently has an offset of UTC+5:30. Mumbai uses Asia/Kolkata and currently has an offset of UTC+5:30.
Working-hours overlap
For a typical 9:00 AM–6:00 PM workday, the cities overlap from 9:00 AM to 6:00 PM in Chennai, corresponding to 9:00 AM–6:00 PM in Mumbai.
Because UTC offsets can change during the year, always check the selected date when planning an important international call or meeting.
Convert a specific time
Need more than the current difference?
Convert a specific date and local time between Chennai and Mumbai.
Open time converterLocal clocks
Explore each city
FAQ
Chennai to Mumbai time difference FAQ
Common questions about the current time difference, UTC offsets, daylight-saving changes and practical calling hours between Chennai and Mumbai.
What is the time difference between Chennai and Mumbai?
Chennai, India and Mumbai, India currently have the same local time.
Is Mumbai ahead of or behind Chennai?
Chennai and Mumbai currently have the same local time.
What time is it in Mumbai when it is 9:00 AM in Chennai?
Using the current UTC offsets, 9:00 AM in Chennai corresponds to 9:00 AM in Mumbai. The exact difference can change when daylight-saving rules change.
What is the best time to call Mumbai from Chennai?
Typical 9:00 AM–6:00 PM business hours overlap between 9:00 AM and 6:00 PM in Chennai. This corresponds to 9:00 AM–6:00 PM in Mumbai.
Can the time difference between Chennai and Mumbai change?
Yes. The time difference can change if Chennai or Mumbai changes its UTC offset because of daylight-saving or other local time-zone rules. TimeInOne uses the IANA zones Asia/Kolkata and Asia/Kolkata for date-aware calculations.