BuddyClock

IST to GMT

Convert India Standard Time (IST) to Greenwich Mean Time (GMT) instantly. Free, fast and accurate time zone converter with real-time updates.

About this converter

India Standard Time (IST)
UTC offset: +5:30 hours
Greenwich Mean Time (GMT)
UTC offset: +0 hours

IST to GMT Time Converter Chart

IST TimeGMT Time
12:00 AM IST6:30 PM GMT
12:30 AM IST7:00 PM GMT
1:00 AM IST7:30 PM GMT
1:30 AM IST8:00 PM GMT
2:00 AM IST8:30 PM GMT
2:30 AM IST9:00 PM GMT
3:00 AM IST9:30 PM GMT
3:30 AM IST10:00 PM GMT
4:00 AM IST10:30 PM GMT
4:30 AM IST11:00 PM GMT
5:00 AM IST11:30 PM GMT
5:30 AM IST12:00 AM GMT
6:00 AM IST12:30 AM GMT
6:30 AM IST1:00 AM GMT
7:00 AM IST1:30 AM GMT
7:30 AM IST2:00 AM GMT
8:00 AM IST2:30 AM GMT
8:30 AM IST3:00 AM GMT
9:00 AM IST3:30 AM GMT
9:30 AM IST4:00 AM GMT
10:00 AM IST4:30 AM GMT
10:30 AM IST5:00 AM GMT
11:00 AM IST5:30 AM GMT
11:30 AM IST6:00 AM GMT
12:00 PM IST6:30 AM GMT
12:30 PM IST7:00 AM GMT
1:00 PM IST7:30 AM GMT
1:30 PM IST8:00 AM GMT
2:00 PM IST8:30 AM GMT
2:30 PM IST9:00 AM GMT
3:00 PM IST9:30 AM GMT
3:30 PM IST10:00 AM GMT
4:00 PM IST10:30 AM GMT
4:30 PM IST11:00 AM GMT
5:00 PM IST11:30 AM GMT
5:30 PM IST12:00 PM GMT
6:00 PM IST12:30 PM GMT
6:30 PM IST1:00 PM GMT
7:00 PM IST1:30 PM GMT
7:30 PM IST2:00 PM GMT
8:00 PM IST2:30 PM GMT
8:30 PM IST3:00 PM GMT
9:00 PM IST3:30 PM GMT
9:30 PM IST4:00 PM GMT
10:00 PM IST4:30 PM GMT
10:30 PM IST5:00 PM GMT
11:00 PM IST5:30 PM GMT
11:30 PM IST6:00 PM GMT

Frequently Asked Questions: IST to GMT

What is the time difference between IST and GMT?

Greenwich Mean Time (GMT) is 5.5 hours behind India Standard Time (IST). When converting from IST to GMT, you need to subtract 5.5 hours to get the correct time.

When it's 12:00 PM (noon) in IST, what time is it in GMT?

When it's 12:00 PM (noon) in India Standard Time, it's 6.5:00 AM in Greenwich Mean Time. This is because GMT is 5.5 hours behind IST.

When it's midnight in IST, what time is it in GMT?

When it's 12:00 AM (midnight) in India Standard Time, it's 6.5:00 PM in Greenwich Mean Time.

What are the UTC offsets for IST and GMT?

India Standard Time (IST) has a UTC offset of +5.5:00, while Greenwich Mean Time (GMT) has a UTC offset of +0:00.

How do I quickly convert IST to GMT in my head?

Simply subtract 5.5 hours to the IST time. For example, 3:00 PM IST becomes 9.5:00 AM GMT.

What is the best time to schedule a call between IST and GMT?

The best time depends on both parties' schedules. A common overlap during business hours (9 AM - 5 PM) would be when it's late afternoon in IST. Use our converter to find the perfect time.

Do IST and GMT observe Daylight Saving Time?

Daylight Saving Time (DST) observance varies by region. Some areas within India Standard Time and Greenwich Mean Time zones may observe DST, which can temporarily change the time difference by 1 hour.

What countries or regions use IST?

India Standard Time (IST) is used by various countries and regions around the world. The UTC offset of +5.5:00 is shared by multiple time zones.

What countries or regions use GMT?

Greenwich Mean Time (GMT) is used by various countries and regions around the world. With a UTC offset of +0:00, this time zone covers multiple geographic areas.

Is there an easy way to remember the IST to GMT time difference?

Yes! Remember that GMT is always 5.5 hours behind IST. If it's noon in IST, it's 6.5:00 AM in GMT. Bookmark this page for quick reference!

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