Porto to Arcata time converter

Arcata is 8 hours behind Porto. When it is 9:00 AM in Porto, it is 1:00 AM in Arcata.

Porto WEST

Monday, October 19, 2026

Arcata PDT

Monday, October 19, 2026

Porto
Portugal
Mon, Oct 19
WESTUTC+1
Arcata
California, United States
Mon, Oct 19
PDTUTC-7-8h
Finding your time zone…
Shared working hours (9:00–18:00)

Porto to Arcata conversion table

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

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

Best time to call or meet

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

Daylight saving time and the difference

The difference changes during the year because Porto and Arcata switch clocks on different dates:

  • Oct 19, 2026 – Oct 25, 2026: -8h
  • Oct 25, 2026 – Nov 1, 2026: -7h
  • Nov 1, 2026 – Mar 14, 2027: -8h
  • Mar 14, 2027 – Mar 28, 2027: -7h
  • Mar 28, 2027 – Oct 19, 2027: -8h

Distance

Porto and Arcata are 8,818 km (5,479 miles) apart in a straight line.

More conversions

Arcata to PortoPorto to New YorkPorto to LondonPorto to Los AngelesPorto to ChicagoPorto to TorontoPorto to São PauloPorto to ParisPorto to BerlinPorto to MoscowPorto to DubaiPorto to New DelhiPorto to Bangkok
New York to ArcataLondon to ArcataLos Angeles to ArcataChicago to ArcataToronto to ArcataSão Paulo to ArcataParis to ArcataBerlin to ArcataMoscow to ArcataDubai to ArcataNew Delhi to ArcataBangkok to Arcata

Questions and answers

What is the time difference between Porto and Arcata?

Arcata is 8 hours behind Porto.

What time is it in Arcata when it is 9 AM in Porto?

When it is 9:00 AM in Porto, it is 1:00 AM in Arcata.

When is the best time to call Arcata from Porto?

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

Does the time difference between Porto and Arcata change?

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