Clockjumper

Timezone conversion

CDT to IST Time — Convert Central Daylight Time (US) to India Standard Time

IST is currently 10 hours and 30 minutes ahead of CDT. The gap shifts across the year: around January IST is 11 hours and 30 minutes ahead of CDT, and around July it is 10 hours and 30 minutes ahead of CDT, because one or both zones observe daylight saving.

IST is currently 10 hours and 30 minutes ahead of CDT.

CDT • CDT (UTC-5)
9:31 AM
Thursday, Sep 10
IST • IST (UTC+5:30)
8:01 PM
Thursday, Sep 10

Abbreviation disambiguation

On Clockjumper, IST refers to India Standard Time (UTC+5:30). The same three letters are also used for Israel Standard Time (UTC+2) and Irish Standard Time (UTC+1) — check the city or UTC offset to be sure which is meant.

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Full CDT to IST conversion table

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

Daylight saving and how the gap changes

Around January IST is 11 hours and 30 minutes ahead of CDT. Around July it is 10 hours and 30 minutes ahead of CDT. That swing comes from one or both zones observing daylight saving on different schedules — the converter above always reflects the correct offset for the date you pick.

Frequently asked questions

Is IST ahead of or behind CDT right now?
IST is currently 10 hours and 30 minutes ahead of CDT.
What is the current CDT to IST time difference?
Right now the gap is 10 hours and 30 minutes — IST is 10 hours and 30 minutes ahead of CDT.
Does the CDT → IST offset change during the year?
Yes. Around January IST is 11 hours and 30 minutes ahead of CDT; around July it is 10 hours and 30 minutes ahead of CDT. The converter above always reflects the correct offset for the date you pick.
Does CDT observe daylight saving time?
CDT is itself the daylight-saving form. Central Daylight Time (US) is in force at UTC-5 through the summer months; outside that window the same zone is on CST (UTC-6).
Does IST observe daylight saving time?
No — India Standard Time stays at a fixed UTC offset year-round.
What time is 3 AM CDT in IST?
3:00 AM CDT is 1:30 PM IST.
What time is 8 AM CDT in IST?
8:00 AM CDT is 6:30 PM IST.
What time is 9 AM CDT in IST?
9:00 AM CDT is 7:30 PM IST.
What time is 10 AM CDT in IST?
10:00 AM CDT is 8:30 PM IST.
What time is 11 AM CDT in IST?
11:00 AM CDT is 9:30 PM IST.
What time is 12 PM (noon) CDT in IST?
12:00 PM CDT is 10:30 PM IST.
What time is 2 PM CDT in IST?
2:00 PM CDT is 12:30 AM (next day) IST.
What time is 3 PM CDT in IST?
3:00 PM CDT is 1:30 AM (next day) IST.
What time is 4 PM CDT in IST?
4:00 PM CDT is 2:30 AM (next day) IST.
What time is 5 PM CDT in IST?
5:00 PM CDT is 3:30 AM (next day) IST.
What time is 9 PM CDT in IST?
9:00 PM CDT is 7:30 AM (next day) IST.
What time is 10 PM CDT in IST?
10:00 PM CDT is 8:30 AM (next day) IST.
When is the best time to schedule a call between CDT and IST?
CDT and IST have no direct 09:00–17:00 overlap on the same calendar day. Consider early-morning or late-evening slots on one side, or an asynchronous handoff.
What time zone does CDT refer to?
CDT refers to Central Daylight Time (US) (IANA: America/Chicago).
What time zone does IST refer to?
IST refers to India Standard Time (IANA: Asia/Kolkata).
Is IST on this page the same as other zones that share the letters "IST"?
On Clockjumper, IST refers to India Standard Time (UTC+5:30). The same three letters are also used for Israel Standard Time (UTC+2) and Irish Standard Time (UTC+1) — check the city or UTC offset to be sure which is meant.

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