Eureka to Tokyo time converter

Tokyo is 16 hours ahead of Eureka. When it is 9:00 AM in Eureka, it is 1:00 AM (Mon, Oct 19) in Tokyo.

Eureka PDT

Sunday, October 18, 2026

Tokyo JST

Sunday, October 18, 2026

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

Eureka to Tokyo conversion table

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

EurekaTokyo
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 Eureka (9:00 AM – 10:00 AM in Tokyo).

Daylight saving time and the difference

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

  • Oct 18, 2026 – Nov 1, 2026: +16h
  • Nov 1, 2026 – Mar 14, 2027: +17h
  • Mar 14, 2027 – Oct 18, 2027: +16h

Distance

Eureka and Tokyo are 7,963 km (4,948 miles) apart in a straight line.

More conversions

Tokyo to EurekaEureka to New YorkEureka to LondonEureka to Los AngelesEureka to ChicagoEureka to TorontoEureka to São PauloEureka to ParisEureka to BerlinEureka to MoscowEureka to DubaiEureka to New DelhiEureka 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 Eureka and Tokyo?

Tokyo is 16 hours ahead of Eureka.

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

When it is 9:00 AM in Eureka, it is 1:00 AM (Mon, Oct 19) in Tokyo.

When is the best time to call Tokyo from Eureka?

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

Does the time difference between Eureka 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.