What is the time difference between SGT and IST?

India Standard Time (IST) is 2 hours and 30 minutes behind Singapore Time (SGT). SGT uses a UTC offset of UTC+8, while IST uses UTC+5:30. For example, when it's 9:00 AM in SGT, it's 6:30 AM in IST. This difference remains constant year-round since neither timezone observes daylight saving time. Use the conversion table above to see the exact time for each hour of the day.

How do I convert SGT to IST?

To convert SGT to IST, subtract 2 hours and 30 minutes from the SGT time. For example, 9:00 AM SGT is 6:30 AM IST, and 5:00 PM SGT is 2:30 PM IST. Since neither timezone observes DST, this conversion stays the same all year. You can also use the interactive converter above for quick, accurate results.

What time is it in IST when it's noon in SGT?

When it's 12:00 PM (noon) in SGT, it's 9:30 AM in IST. This is because IST is 2 hours and 30 minutes behind SGT. Similarly, when it's 6:00 PM in SGT, it's 3:30 PM in IST. This relationship is constant throughout the year. The color-coded conversion table above shows every hour mapped between both timezones.

How many hours behind is IST from SGT?

IST is 2 hours and 30 minutes behind SGT. This means when it's 9:00 AM in SGT, it's 6:30 AM in IST, and when it's midnight in SGT, it's 9:30 PM in IST. This offset is constant throughout the year since neither timezone uses daylight saving time. The conversion table above provides a complete hour-by-hour mapping.

Is IST ahead or behind SGT?

IST is behind SGT by 2 hours and 30 minutes. Clocks in IST show an earlier time than SGT, meaning the day starts later in IST relative to SGT. For example, when it's noon in SGT, it's still 9:30 AM in IST. This difference stays the same year-round.

Does SGT observe daylight saving time?

No, Singapore Time does not observe daylight saving time. The UTC offset of UTC+8 remains the same year-round, making time conversions from SGT more predictable. Countries and regions in this timezone keep their clocks unchanged regardless of the season.

Does IST observe daylight saving time?

No, India Standard Time does not observe daylight saving time. The UTC offset of UTC+5:30 remains the same year-round, making time conversions to IST more predictable. Countries and regions in this timezone keep their clocks unchanged regardless of the season.

What is the best time to call from SGT to IST?

The best time for a call between SGT and IST is during overlapping business hours (9 AM – 5 PM) in both timezones. To reach someone in IST during their work day, call between 11:30 AM and 7:30 PM your SGT time. Avoid calling too early or late, as the 2 hours and 30 minutes difference means your evening could be their early morning. Check the color-coded conversion table above — green hours indicate business hours in both zones, making it easy to find the ideal time.

Do SGT and IST ever have the same time?

No, SGT and IST are always 2 hours and 30 minutes apart and never display the same clock time simultaneously. Neither timezone observes DST, so the difference is constant year-round with no seasonal variation. The 2 hours and 30 minutes offset is determined by their fixed positions relative to the Prime Meridian (UTC). You can always rely on this consistent difference when planning across these timezones.

SGT to IST Converter

Convert Singapore Time to India Standard Time. See the hour-by-hour conversion table below.

Timezone Details

Singapore Time

7:51 AM

Saturday, April 4, 2026

SGT (UTC+08:00)

India Standard Time

5:21 AM

Saturday, April 4, 2026

IST (UTC+05:30)

Difference: -2h 30m

SGT DST: No

IST DST: No

24-Hour Overview

SGT — 24-hour overview

12a12a

3a3a

6a6a

9a9a

10a

11a

12p12p

3p3p

6p6p

9p9p

10p

11p

NightMorningBusinessEvening

IST — 24-hour overview

9p9p

10p

11p

12a12a

3a3a

6a6a

9a9a

10a

11a

12p12p

3p3p

6p6p

NightMorningBusinessEvening

Frequently Asked Questions

Related Conversions

IST to SGT EST to IST IST to EST PST to IST IST to PST GMT to IST IST to GMT IST to JST JST to IST

Cities in These Timezones

SGT Cities

Singapore

IST Cities

Delhi Mumbai Kolkata Bangalore Chennai

More Tools

Compare SGT & IST Plan a Meeting (SGT & IST)See on Map

Learn More

How Time Zones Work Understanding DST Timezone Abbreviations

External Resources

Singapore Time on Wikipedia India Standard Time on Wikipedia IANA Time Zone Database