Viana do Castelo to Tokyo time converter

Tokyo is 8 hours ahead of Viana do Castelo. When it is 9:00 AM in Viana do Castelo, it is 5:00 PM in Tokyo.

Viana do Castelo WEST

Tuesday, October 20, 2026

Tokyo JST

Tuesday, October 20, 2026

Viana do Castelo
Portugal
Tue, Oct 20
WESTUTC+1
Tokyo
Japan
Tue, Oct 20
JSTUTC+9+8h
Finding your time zone…
Shared working hours (9:00–18:00)

Viana do Castelo to Tokyo conversion table

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

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

Best time to call or meet

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

Daylight saving time and the difference

The difference changes during the year because Viana do Castelo and Tokyo switch clocks on different dates:

  • Oct 20, 2026 – Oct 25, 2026: +8h
  • Oct 25, 2026 – Mar 28, 2027: +9h
  • Mar 28, 2027 – Oct 20, 2027: +8h

Distance

Viana do Castelo and Tokyo are 10,833 km (6,731 miles) apart in a straight line.

More conversions

Tokyo to Viana do CasteloViana do Castelo to New YorkViana do Castelo to LondonViana do Castelo to Los AngelesViana do Castelo to ChicagoViana do Castelo to TorontoViana do Castelo to São PauloViana do Castelo to ParisViana do Castelo to BerlinViana do Castelo to MoscowViana do Castelo to DubaiViana do Castelo to New DelhiViana do Castelo 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 Viana do Castelo and Tokyo?

Tokyo is 8 hours ahead of Viana do Castelo.

What time is it in Tokyo when it is 9 AM in Viana do Castelo?

When it is 9:00 AM in Viana do Castelo, it is 5:00 PM in Tokyo.

When is the best time to call Tokyo from Viana do Castelo?

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

Does the time difference between Viana do Castelo 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.