Viana do Castelo to Sydney time converter

Sydney is 10 hours ahead of Viana do Castelo. When it is 9:00 AM in Viana do Castelo, it is 7:00 PM in Sydney.

Viana do Castelo WEST

Tuesday, October 20, 2026

Sydney AEDT

Tuesday, October 20, 2026

Viana do Castelo
Portugal
Tue, Oct 20
WESTUTC+1
Sydney
New South Wales, Australia
Tue, Oct 20
AEDTUTC+11+10h
Finding your time zone…
Shared working hours (9:00–18:00)

Viana do Castelo to Sydney conversion table

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

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

Best time to call or meet

Working hours don't overlap fully. The closest fit is 7:00 AM – 8:00 AM in Viana do Castelo (5:00 PM – 6:00 PM in Sydney): working hours on one side, early or late on the other.

Daylight saving time and the difference

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

  • Oct 20, 2026 – Oct 25, 2026: +10h
  • Oct 25, 2026 – Mar 28, 2027: +11h
  • Mar 28, 2027 – Apr 3, 2027: +10h
  • Apr 3, 2027 – Oct 2, 2027: +9h
  • Oct 2, 2027 – Oct 20, 2027: +10h

Distance

Viana do Castelo and Sydney are 18,063 km (11,224 miles) apart in a straight line.

More conversions

Sydney 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 SydneyLondon to SydneyLos Angeles to SydneyChicago to SydneyToronto to SydneySão Paulo to SydneyParis to SydneyBerlin to SydneyMoscow to SydneyDubai to SydneyNew Delhi to SydneyBangkok to Sydney

Questions and answers

What is the time difference between Viana do Castelo and Sydney?

Sydney is 10 hours ahead of Viana do Castelo.

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

When it is 9:00 AM in Viana do Castelo, it is 7:00 PM in Sydney.

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

Working hours don't overlap fully. The closest fit is 7:00 AM – 8:00 AM in Viana do Castelo (5:00 PM – 6:00 PM in Sydney): working hours on one side, early or late on the other.

Does the time difference between Viana do Castelo and Sydney change?

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