Rancho Cucamonga to Tokyo time converter

Tokyo is 16 hours ahead of Rancho Cucamonga. When it is 9:00 AM in Rancho Cucamonga, it is 1:00 AM (Tue, Oct 20) in Tokyo.

Rancho Cucamonga PDT

Monday, October 19, 2026

Tokyo JST

Tuesday, October 20, 2026

Rancho Cucamonga
California, United States
Mon, Oct 19
PDTUTC-7
Tokyo
Japan
Tue, Oct 20
JSTUTC+9+16h
Finding your time zone…
Shared working hours (9:00–18:00)

Rancho Cucamonga to Tokyo conversion table

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

Rancho CucamongaTokyo
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 Rancho Cucamonga (9:00 AM – 10:00 AM in Tokyo).

Daylight saving time and the difference

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

  • Oct 19, 2026 – Nov 1, 2026: +16h
  • Nov 1, 2026 – Mar 14, 2027: +17h
  • Mar 14, 2027 – Oct 19, 2027: +16h

Distance

Rancho Cucamonga and Tokyo are 8,860 km (5,505 miles) apart in a straight line.

More conversions

Tokyo to Rancho CucamongaRancho Cucamonga to New YorkRancho Cucamonga to LondonRancho Cucamonga to Los AngelesRancho Cucamonga to ChicagoRancho Cucamonga to TorontoRancho Cucamonga to São PauloRancho Cucamonga to ParisRancho Cucamonga to BerlinRancho Cucamonga to MoscowRancho Cucamonga to DubaiRancho Cucamonga to New DelhiRancho Cucamonga 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 Rancho Cucamonga and Tokyo?

Tokyo is 16 hours ahead of Rancho Cucamonga.

What time is it in Tokyo when it is 9 AM in Rancho Cucamonga?

When it is 9:00 AM in Rancho Cucamonga, it is 1:00 AM (Tue, Oct 20) in Tokyo.

When is the best time to call Tokyo from Rancho Cucamonga?

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

Does the time difference between Rancho Cucamonga 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.