HST to CET/CEST time converter

CET/CEST is 12 hours ahead of HST. When it is 9:00 AM in HST, it is 9:00 PM in CET/CEST.

HST UTC-10

Friday, October 16, 2026

CET/CEST CEST

Friday, October 16, 2026

HST
Hawaii-Aleutian Standard Time
Fri, Oct 16
UTC-10
CET/CEST
Central European Time
Fri, Oct 16
CESTUTC+2+12h
Finding your time zone…
Shared working hours (9:00–18:00)

HST to CET/CEST conversion table

Every hour of today in HST and the matching time in CET/CEST. Light rows are typical working hours (9:00–18:00).

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

Best time to call or meet

Working hours don't overlap fully. The closest fit is 9:00 AM – 10:00 AM in HST (9:00 PM – 10:00 PM in CET/CEST): working hours on one side, early or late on the other.

Daylight saving time and the difference

The difference changes during the year because HST and CET/CEST switch clocks on different dates:

  • Oct 16, 2026 – Oct 24, 2026: +12h
  • Oct 24, 2026 – Mar 27, 2027: +11h
  • Mar 27, 2027 – Oct 16, 2027: +12h

More conversions

CET to HSTHST to UTCHST to GMTHST to ESTHST to CSTHST to MSTHST to PSTHST to MSKHST to GSTHST to PKTHST to ISTHST to SGTHST to PHT
UTC to CETGMT to CETEST to CETCST to CETMST to CETPST to CETMSK to CETGST to CETPKT to CETIST to CETSGT to CETPHT to CET

Questions and answers

What is the time difference between HST and CET/CEST?

CET/CEST is 12 hours ahead of HST.

What time is it in CET/CEST when it is 9 AM in HST?

When it is 9:00 AM in HST, it is 9:00 PM in CET/CEST.

When is the best time to call CET/CEST from HST?

Working hours don't overlap fully. The closest fit is 9:00 AM – 10:00 AM in HST (9:00 PM – 10:00 PM in CET/CEST): working hours on one side, early or late on the other.

Does the time difference between HST and CET/CEST change?

Yes, for part of the year, because daylight saving time starts and ends on different dates or applies on one side only.