Porto to Shimoochiai time converter

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

Porto WEST

Wednesday, October 21, 2026

Shimoochiai JST

Wednesday, October 21, 2026

Porto
Portugal
Wed, Oct 21
WESTUTC+1
Shimoochiai
Japan
Wed, Oct 21
JSTUTC+9+8h
Finding your time zone…
Shared working hours (9:00–18:00)

Porto to Shimoochiai conversion table

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

PortoShimoochiai
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 Shimoochiai).

Daylight saving time and the difference

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

  • Oct 21, 2026 – Oct 25, 2026: +8h
  • Oct 25, 2026 – Mar 28, 2027: +9h
  • Mar 28, 2027 – Oct 21, 2027: +8h

Distance

Porto and Shimoochiai are 10,877 km (6,759 miles) apart in a straight line.

More conversions

Shimoochiai 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 ShimoochiaiLondon to ShimoochiaiLos Angeles to ShimoochiaiChicago to ShimoochiaiToronto to ShimoochiaiSão Paulo to ShimoochiaiParis to ShimoochiaiBerlin to ShimoochiaiMoscow to ShimoochiaiDubai to ShimoochiaiNew Delhi to ShimoochiaiBangkok to Shimoochiai

Questions and answers

What is the time difference between Porto and Shimoochiai?

Shimoochiai is 8 hours ahead of Porto.

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

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

When is the best time to call Shimoochiai from Porto?

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

Does the time difference between Porto and Shimoochiai change?

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