GMT
London
IST
Mumbai
Convert GMT to IST
Greenwich Mean Time to India Standard Time — Mumbai is 5.5 hours ahead of London
5:27 PM
Friday, March 27, 2026
UTC+0
10:57 PM
Friday, March 27, 2026
UTC+5.5
Quick Facts
Time Difference
+5.5 hours
GMT Full Name
Greenwich Mean Time
IST Full Name
India Standard Time
GMT to IST Conversion Table
GMT (London)
IST (Mumbai)
12:00 AM
5:30 AM
1:00 AM
6:30 AM
2:00 AM
7:30 AM
3:00 AM
8:30 AM
4:00 AM
9:30 AM
5:00 AM
10:30 AM
6:00 AM
11:30 AM
7:00 AM
12:30 PM
8:00 AM
1:30 PM
9:00 AM
2:30 PM
10:00 AM
3:30 PM
11:00 AM
4:30 PM
12:00 PM
5:30 PM
1:00 PM
6:30 PM
2:00 PM
7:30 PM
3:00 PM
8:30 PM
4:00 PM
9:30 PM
5:00 PM
10:30 PM
6:00 PM
11:30 PM
7:00 PM
12:30 AM(Mar 28)
8:00 PM
1:30 AM(Mar 28)
9:00 PM
2:30 AM(Mar 28)
10:00 PM
3:30 AM(Mar 28)
11:00 PM
4:30 AM(Mar 28)
Related Conversions
About GMT and IST Time Zones
GMT (Greenwich Mean Time) is UTC+0 and is the standard time zone for London. IST (India Standard Time) is UTC+5.5 and is the standard time zone for Mumbai.
When it's 12:00 PM (noon) in London (GMT), it's 5:30 PM in Mumbai (IST). The time difference between GMT and IST is 5.5 hours.
Use our world clock tool to compare London and Mumbai with a visual timeline, or browse more timezone conversions.