HST to CET
Converting a fixed time. Pacific/Honolulu → Europe/Paris
9:00 am in HST is
9:00 pm in CET.
09:00 → 21:00 on a 24-hour clock ·
HST → CEST
HST now
3:11pm
HST · UTC-10
Pacific/Honolulu
Clocks here do not change — this zone stays on the same offset all year.
CET now
3:11am
CEST · UTC+2
Europe/Paris
Clocks go back 1 hour on Sunday, 25th October 2026, at 2:59 am local time (2:00 am after the change).
Convert a specific time minutes work, not just whole hours
Hour by hour
| HST | CET | 24h | Good to call? |
|---|---|---|---|
| 12am | 12pm | 00:00 → 12:00 | asleep in HST |
| 1am | 1pm | 01:00 → 13:00 | asleep in HST |
| 2am | 2pm | 02:00 → 14:00 | asleep in HST |
| 3am | 3pm | 03:00 → 15:00 | asleep in HST |
| 4am | 4pm | 04:00 → 16:00 | asleep in HST |
| 5am | 5pm | 05:00 → 17:00 | asleep in HST |
| 6am | 6pm | 06:00 → 18:00 | asleep in HST |
| 7am | 7pm | 07:00 → 19:00 | awake, not at work |
| 8am | 8pm | 08:00 → 20:00 | awake, not at work |
| 9am | 9pm | 09:00 → 21:00 | awake, not at work |
| 10am | 10pm | 10:00 → 22:00 | asleep in CET |
| 11am | 11pm | 11:00 → 23:00 | asleep in CET |
| 12pm | 12am Thu | 12:00 → 00:00 | asleep in CET |
| 1pm | 1am Thu | 13:00 → 01:00 | asleep in CET |
| 2pm | 2am Thu | 14:00 → 02:00 | asleep in CET |
| 3pm now | 3am Thu | 15:00 → 03:00 | asleep in CET |
| 4pm | 4am Thu | 16:00 → 04:00 | asleep in CET |
| 5pm | 5am Thu | 17:00 → 05:00 | asleep in CET |
| 6pm | 6am Thu | 18:00 → 06:00 | asleep in CET |
| 7pm | 7am Thu | 19:00 → 07:00 | awake, not at work |
| 8pm | 8am Thu | 20:00 → 08:00 | awake, not at work |
| 9pm | 9am Thu | 21:00 → 09:00 | awake, not at work |
| 10pm | 10am Thu | 22:00 → 10:00 | asleep in HST |
| 11pm | 11am Thu | 23:00 → 11:00 | asleep in HST |
Call times
There is no hour when both places are inside normal working hours. The least bad slot is usually early morning at the western end.
12am
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both at work
work hours here
awake
asleep
Questions people ask
What time is it in CET when it is 9:00 am in HST?
9:00 pm in CET the same day.
How many hours ahead is CET of HST?
CET is 12 hours ahead HST. That gap is not fixed: it changes when either place starts or ends daylight saving. The table on this page is recalculated for today, so it is already correct for the current season.
What is the best time to call between HST and CET?
There is no hour when both places are inside normal working hours. The least bad slot is usually early morning at the western end.