Casimiro de Abreu to Porto time converter

Porto is 4 hours ahead of Casimiro de Abreu. When it is 9:00 AM in Casimiro de Abreu, it is 1:00 PM in Porto.

Casimiro de Abreu BRT

Wednesday, October 21, 2026

Porto WEST

Wednesday, October 21, 2026

Casimiro de Abreu
Rio de Janeiro, Brazil
Wed, Oct 21
BRTUTC-3
Porto
Portugal
Wed, Oct 21
WESTUTC+1+4h
Finding your time zone…
Shared working hours (9:00–18:00)

Casimiro de Abreu to Porto conversion table

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

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

Best time to call or meet

Both sides are at work from 9:00 AM – 2:00 PM in Casimiro de Abreu (1:00 PM – 6:00 PM in Porto).

Daylight saving time and the difference

The difference changes during the year because Casimiro de Abreu and Porto switch clocks on different dates:

  • Oct 21, 2026 – Oct 24, 2026: +4h
  • Oct 24, 2026 – Mar 27, 2027: +3h
  • Mar 27, 2027 – Oct 21, 2027: +4h

Distance

Casimiro de Abreu and Porto are 7,879 km (4,896 miles) apart in a straight line.

More conversions

Porto to Casimiro de AbreuCasimiro de Abreu to New YorkCasimiro de Abreu to LondonCasimiro de Abreu to Los AngelesCasimiro de Abreu to ChicagoCasimiro de Abreu to TorontoCasimiro de Abreu to São PauloCasimiro de Abreu to ParisCasimiro de Abreu to BerlinCasimiro de Abreu to MoscowCasimiro de Abreu to DubaiCasimiro de Abreu to New DelhiCasimiro de Abreu to Bangkok
New York to PortoLondon to PortoLos Angeles to PortoChicago to PortoToronto to PortoSão Paulo to PortoParis to PortoBerlin to PortoMoscow to PortoDubai to PortoNew Delhi to PortoBangkok to Porto

Questions and answers

What is the time difference between Casimiro de Abreu and Porto?

Porto is 4 hours ahead of Casimiro de Abreu.

What time is it in Porto when it is 9 AM in Casimiro de Abreu?

When it is 9:00 AM in Casimiro de Abreu, it is 1:00 PM in Porto.

When is the best time to call Porto from Casimiro de Abreu?

Both sides are at work from 9:00 AM – 2:00 PM in Casimiro de Abreu (1:00 PM – 6:00 PM in Porto).

Does the time difference between Casimiro de Abreu and Porto change?

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