California to Tokyo time converter

Tokyo is 16 hours ahead of California. When it is 9:00 AM in California, it is 1:00 AM (Sat, Oct 17) in Tokyo.

California PDT

Friday, October 16, 2026

Tokyo JST

Saturday, October 17, 2026

California
United States
Fri, Oct 16
PDTUTC-7
Tokyo
Japan
Sat, Oct 17
JSTUTC+9+16h
Finding your time zone…
Shared working hours (9:00–18:00)

California to Tokyo conversion table

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

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

Best time to call or meet

Both sides are at work from 5:00 PM – 6:00 PM in California (9:00 AM – 10:00 AM in Tokyo).

Daylight saving time and the difference

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

  • Oct 16, 2026 – Nov 1, 2026: +16h
  • Nov 1, 2026 – Mar 14, 2027: +17h
  • Mar 14, 2027 – Oct 16, 2027: +16h

More conversions

Tokyo to CaliforniaCalifornia to New YorkCalifornia to LondonCalifornia to Los AngelesCalifornia to ChicagoCalifornia to TorontoCalifornia to São PauloCalifornia to ParisCalifornia to BerlinCalifornia to MoscowCalifornia to DubaiCalifornia to New DelhiCalifornia to Bangkok
New York to TokyoLondon to TokyoLos Angeles to TokyoChicago to TokyoToronto to TokyoSão Paulo to TokyoParis to TokyoBerlin to TokyoMoscow to TokyoDubai to TokyoNew Delhi to TokyoBangkok to Tokyo

Questions and answers

What is the time difference between California and Tokyo?

Tokyo is 16 hours ahead of California.

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

When it is 9:00 AM in California, it is 1:00 AM (Sat, Oct 17) in Tokyo.

When is the best time to call Tokyo from California?

Both sides are at work from 5:00 PM – 6:00 PM in California (9:00 AM – 10:00 AM in Tokyo).

Does the time difference between California and Tokyo change?

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