Honolulu to California time converter

California is 3 hours ahead of Honolulu. When it is 9:00 AM in Honolulu, it is 12:00 PM in California.

Honolulu HST

Tuesday, October 20, 2026

California PDT

Tuesday, October 20, 2026

Honolulu
Hawaii, United States
Tue, Oct 20
HSTUTC-10
California
United States
Tue, Oct 20
PDTUTC-7+3h
Finding your time zone…
Shared working hours (9:00–18:00)

Honolulu to California conversion table

Every hour of today in Honolulu and the matching time in California. Light rows are typical working hours (9:00–18:00).

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

Best time to call or meet

Both sides are at work from 9:00 AM – 3:00 PM in Honolulu (12:00 PM – 6:00 PM in California).

Daylight saving time and the difference

The difference changes during the year because Honolulu and California switch clocks on different dates:

  • Oct 20, 2026 – Oct 31, 2026: +3h
  • Oct 31, 2026 – Mar 14, 2027: +2h
  • Mar 14, 2027 – Oct 20, 2027: +3h

More conversions

California to HonoluluHonolulu to New YorkHonolulu to LondonHonolulu to Los AngelesHonolulu to ChicagoHonolulu to TorontoHonolulu to São PauloHonolulu to ParisHonolulu to BerlinHonolulu to MoscowHonolulu to DubaiHonolulu to New DelhiHonolulu to Bangkok
New York to CaliforniaLondon to CaliforniaLos Angeles to CaliforniaChicago to CaliforniaToronto to CaliforniaSão Paulo to CaliforniaParis to CaliforniaBerlin to CaliforniaMoscow to CaliforniaDubai to CaliforniaNew Delhi to CaliforniaBangkok to California

Questions and answers

What is the time difference between Honolulu and California?

California is 3 hours ahead of Honolulu.

What time is it in California when it is 9 AM in Honolulu?

When it is 9:00 AM in Honolulu, it is 12:00 PM in California.

When is the best time to call California from Honolulu?

Both sides are at work from 9:00 AM – 3:00 PM in Honolulu (12:00 PM – 6:00 PM in California).

Does the time difference between Honolulu and California change?

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