TimeToZone

JST to Chennai Time Converter

IST is 3 hours 30 minutes behind JST. 9:00 AM JST = 5:30 AM IST.

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JSTfrom
Japan Standard Time
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Chennai
Chennai, India
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IST is 3 hours 30 minutes behind JST. To convert JST to Chennai Time, subtract 3 hours 30 minutes from the JST time: 9:00 AM JST = 5:30 AM IST.

JST (Japan Time) is used in Japan. Chennai Time (Chennai time) is used in Chennai, India.

JST to Chennai Time time conversion table

JST to Chennai Time on 7 Nov 2026. Today's date. Highlighted rows are 9 AM–5 PM in both places.

12 AM – 7 AM JST
JSTChennai Time
12:00 AM8:30 PM−1
1:00 AM9:30 PM−1
2:00 AM10:30 PM−1
3:00 AM11:30 PM−1
4:00 AM12:30 AM
5:00 AM1:30 AM
6:00 AM2:30 AM
7:00 AM3:30 AM
8 AM – 3 PM JST
JSTChennai Time
8:00 AM4:30 AM
9:00 AM5:30 AM
10:00 AM6:30 AM
11:00 AM7:30 AM
12:00 PM8:30 AM
1:00 PM9:30 AM
2:00 PM10:30 AM
3:00 PM11:30 AM
4 PM – 11 PM JST
JSTChennai Time
4:00 PM12:30 PM
5:00 PM1:30 PM
6:00 PM2:30 PM
7:00 PM3:30 PM
8:00 PM4:30 PM
9:00 PM5:30 PM
10:00 PM6:30 PM
11:00 PM7:30 PM

Conversion table from JST to Chennai Time for 7 Nov 2026. A tick marks hours that fall between 9 AM and 5 PM in both places. +1 means the next day in Chennai Time, −1 the previous day.

  • ✓ marks 9 AM–5 PM in both places
  • Greyed times are night in the destination (10 PM–6 AM)

How to convert JST to Chennai Time

Subtract 3 hours 30 minutes from the JST time to get Chennai Time.

Example: 9:00 AM JST = 5:30 AM IST.

Across midnight: 1:00 AM JST = 9:30 PM IST (previous day). The date changes, so always check the day as well as the hour.

Time difference between JST and Chennai Time

The time difference between JST and Chennai Time is 3 hours 30 minutes all year – IST is behind JST.

JST and Chennai Time during daylight saving time

  • JST does not observe daylight saving time; it stays on UTC+9 all year.
  • Chennai Time does not observe daylight saving time; it stays on UTC+5:30 all year.

Best time for a meeting between JST and Chennai Time

JST and Chennai Time share 4 hours 30 minutes of the 9 AM–5 PM working day. Any time between 12:30 PM and 5:00 PM JST lands between 9:00 AM and 1:30 PM IST, inside working hours for both.

Plan a meeting across more time zones.

JST to Chennai Time FAQ

What is the time difference between JST and Chennai Time?

IST is 3 hours 30 minutes behind JST all year. 9:00 AM JST = 5:30 AM IST.

What is 9 AM JST in Chennai Time?

9:00 AM JST is 5:30 AM IST.

What is 12 PM (noon) JST in Chennai Time?

12:00 PM JST is 8:30 AM IST.

Is Chennai Time ahead of or behind JST?

IST is 3 hours 30 minutes behind JST, so it is earlier in Chennai Time than in JST.

Does JST change for daylight saving time?

No. JST stays on the same offset all year, so conversions never shift for daylight saving time.

Does Chennai Time change for daylight saving time?

No. Chennai Time stays on the same offset all year, so conversions never shift for daylight saving time.

What is the best time for a meeting between JST and Chennai Time?

JST and Chennai Time share 4 hours 30 minutes of the 9 AM–5 PM working day. Any time between 12:30 PM and 5:00 PM JST lands between 9:00 AM and 1:30 PM IST, inside working hours for both.

Related conversions

Convert Chennai Time to JST

Chennai Time to JST

Convert JST to other time zones

JST to ESTJST to Abbotsford TimeJST to Abidjan TimeJST to Abu Dhabi TimeJST to Adelaide TimeJST to AESTJST to Agra TimeJST to Ahmedabad TimeJST to Wuhan TimeJST to Wuppertal TimeJST to Xian TimeJST to Aix-en-Provence Time

Convert other time zones to Chennai Time

AEST to Chennai TimeBST to Chennai TimeCET to Chennai TimeCST to Chennai TimeEST to Chennai TimeGMT to Chennai TimeMST to Chennai TimePST to Chennai TimeSGT to Chennai TimeUTC to Chennai Time

Learn more

JST time zoneCurrent time in Chennai

Updated 7 November 2026. Time zone data: IANA tz database.