The short answer
8am in Cook Islands Standard Time is 11:30pm in India Standard Time.
Cook Islands Standard Time is 15 hours 30 minutes behind India Standard Time. It lands deep outside working hours in India Standard Time — see the best time to meet below for a friendlier slot.
Cook Islands Standard Time☀
8am
India Standard Time☾
11:30pm
Right now
5:30pm-10:00 · UTC-10:00 · Tue, Jun 23
9amIST · UTC+05:30 · Wed, Jun 24
Read across to convert
Cook Islands Standard Time
-10:00 · UTC-10:00
India Standard Time
IST · UTC+05:30
Pinned8amCook Islands Standard Time=11:30pmIndia Standard Time
12amTue
3:30pm
WORK1am
4:30pm
WORK2am
5:30pm
3am
6:30pm
4am
7:30pm
5am
8:30pm
6am
9:30pm
7am
10:30pm
PINNED
8am
11:30pm
9am
WORK12:30amWed ·+1d
10am
WORK1:30amWed ·+1d
11am
WORK2:30amWed ·+1d
12pm
WORK3:30amWed ·+1d
1pm
WORK4:30amWed ·+1d
2pm
WORK5:30amWed ·+1d
3pm
WORK6:30amWed ·+1d
4pm
WORK7:30amWed ·+1d
NOW
5pm
8:30amWed ·+1d
6pm
9:30amWed ·+1d
WORK7pm
10:30amWed ·+1d
WORK8pm
11:30amWed ·+1d
WORK9pm
12:30pmWed ·+1d
WORK10pm
1:30pmWed ·+1d
WORK11pm
2:30pmWed ·+1d
WORKdaylightnightworking hoursoverlap
Best time to meet=
Closest workable window
Just outside the working window — early on one side, late on the other.
Cook Islands Standard Time
4pm–7pm
India Standard Time
7:30am–10:30am
next day
Popular conversions
Quick reference.
9amCook Islands Standard Time=12:30amIndia Standard Time · next day
12pmCook Islands Standard Time=3:30amIndia Standard Time · next day
3pmCook Islands Standard Time=6:30amIndia Standard Time · next day
5pmCook Islands Standard Time=8:30amIndia Standard Time · next day
9pmCook Islands Standard Time=12:30pmIndia Standard Time · next day
In context
What each side covers.
Cook Islands Standard Time
5:30pm-10:00 · UTC-10:00
Cities on this clock
India Standard Time
9amIST · UTC+05:30
Did you mean…? “IST” is shared by several places. This page shows India Standard Time (India) — or switch to Israel Standard Time · Irish Standard Time.
Related converters
Other popular pairs.
Pacific Time
8:30pm
India Standard Time
9am
Pacific Time to India12 hours 30 minutes behind
Eastern Standard Time
11:30pm
Central European Time
5:30am
Eastern Time to Central Europe6 hours behind
India Standard Time
9am
Eastern Standard Time
11:30pm
India to Eastern Time9 hours 30 minutes ahead
Greenwich Mean Time
4:30am
India Standard Time
9am
London to India4 hours 30 minutes behind
Pacific Standard Time
8:30pm
Eastern Standard Time
11:30pm
Pacific to Eastern Time3 hours behind
Central European Time
5:30am
India Standard Time
9am
Central Europe to India3 hours 30 minutes behind
Frequently asked
Quick answers about converting between Cook Islands Standard Time and India Standard Time. Can't find what you need? Email [email protected].
- What is the time difference between Cook Islands Standard Time and India Standard Time?
- Cook Islands Standard Time is 15 hours 30 minutes behind India Standard Time right now. We always show the live, daylight-saving-correct difference, so this figure already accounts for whichever side is observing summer time today.
- When it's 8am in Cook Islands Standard Time, what time is it in India Standard Time?
- 8am in Cook Islands Standard Time is 11:30pm in India Standard Time. It lands deep outside working hours in India Standard Time — see the best time to meet below for a friendlier slot. Use the hour-by-hour table above to read any other time across.
- What's the best time for a call between Cook Islands Standard Time and India Standard Time?
- There's no comfortable 9-to-5 overlap between Cook Islands Standard Time and India Standard Time — they sit on opposite sides of the planet's working day. Plan for an early or late call on one side, or hand work off asynchronously.
- Does this account for daylight saving time?
- Yes. We track every clock change in both places, so the abbreviations you see — -10:00 and IST — are the ones actually in effect right now, not a fixed all-year value. When either side changes its clocks, this page updates automatically.
- Why is the date sometimes different on each side?
- When two places are far enough apart, the same moment can fall on different calendar days. That is why some conversions are marked "previous day" or "next day" — it is the same instant in time, read off two clocks that crossed midnight at different points.