Porto to Ishige time converter

Ishige is 8 hours ahead of Porto. When it is 9:00 AM in Porto, it is 5:00 PM in Ishige.

Porto WEST

Monday, October 19, 2026

Ishige JST

Tuesday, October 20, 2026

Porto
Portugal
Mon, Oct 19
WESTUTC+1
Ishige
Japan
Tue, Oct 20
JSTUTC+9+8h
Finding your time zone…
Shared working hours (9:00–18:00)

Porto to Ishige conversion table

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

PortoIshige
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 Porto (5:00 PM – 6:00 PM in Ishige).

Daylight saving time and the difference

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

  • Oct 19, 2026 – Oct 25, 2026: +8h
  • Oct 25, 2026 – Mar 28, 2027: +9h
  • Mar 28, 2027 – Oct 19, 2027: +8h

Distance

Porto and Ishige are 10,846 km (6,739 miles) apart in a straight line.

More conversions

Ishige 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 IshigeLondon to IshigeLos Angeles to IshigeChicago to IshigeToronto to IshigeSão Paulo to IshigeParis to IshigeBerlin to IshigeMoscow to IshigeDubai to IshigeNew Delhi to IshigeBangkok to Ishige

Questions and answers

What is the time difference between Porto and Ishige?

Ishige is 8 hours ahead of Porto.

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

When it is 9:00 AM in Porto, it is 5:00 PM in Ishige.

When is the best time to call Ishige from Porto?

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

Does the time difference between Porto and Ishige change?

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