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IST to HST conversion table
For Tuesday, November 3, 2026. Rows where both places are inside 9 AM–5 PM are highlighted.
IST
HST
12:00 AM
8:30 AM (previous day)
1:00 AM
9:30 AM (previous day)
2:00 AM
10:30 AM (previous day)
3:00 AM
11:30 AM (previous day)
4:00 AM
12:30 PM (previous day)
5:00 AM
1:30 PM (previous day)
6:00 AM
2:30 PM (previous day)
7:00 AM
3:30 PM (previous day)
8:00 AM
4:30 PM (previous day)
9:00 AM
5:30 PM (previous day)
10:00 AM
6:30 PM (previous day)
11:00 AM
7:30 PM (previous day)
12:00 PM
8:30 PM (previous day)
1:00 PM
9:30 PM (previous day)
2:00 PM
10:30 PM (previous day)
3:00 PM
11:30 PM (previous day)
4:00 PM
12:30 AM
5:00 PM
1:30 AM
6:00 PM
2:30 AM
7:00 PM
3:30 AM
8:00 PM
4:30 AM
9:00 PM
5:30 AM
10:00 PM
6:30 AM
11:00 PM
7:30 AM
About these time zones
IST: India Standard Time
India Standard Time (IST). All of India, including Mumbai, New Delhi, Bengaluru and Kolkata. IST is UTC+5:30 all year. IST can also mean Irish or Israel Standard Time; this page means India.
No clock change is scheduled; the offset stays the same all year.
HST: Hawaii-Aleutian Standard Time
Hawaii-Aleutian Standard Time (HST). Hawaii, which stays on UTC−10 all year and does not observe daylight saving time.
No clock change is scheduled; the offset stays the same all year.
Questions about IST and HST time
What is the time difference between IST and HST?
HST is 15 hours 30 minutes behind IST. Neither side uses daylight saving time, so the difference is the same all year.
When it is 9:00 AM in IST, what time is it in HST?
On Tuesday, November 3, 2026, 9:00 AM in IST was 5:30 PM (previous day) in HST. The conversion table above shows today’s values.
Do the clocks change in IST or HST?
IST does not change its clocks. HST does not change its clocks.
Is IST the same as IST?
India Standard Time does not use daylight saving time, so IST applies all year.