Porto to Hamamatsu time converter

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

Porto WEST

Tuesday, October 20, 2026

Hamamatsu JST

Tuesday, October 20, 2026

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

Porto to Hamamatsu conversion table

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

PortoHamamatsu
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 Hamamatsu).

Daylight saving time and the difference

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

  • Oct 20, 2026 – Oct 25, 2026: +8h
  • Oct 25, 2026 – Mar 28, 2027: +9h
  • Mar 28, 2027 – Oct 20, 2027: +8h

Distance

Porto and Hamamatsu are 10,907 km (6,777 miles) apart in a straight line.

More conversions

Hamamatsu 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 HamamatsuLondon to HamamatsuLos Angeles to HamamatsuChicago to HamamatsuToronto to HamamatsuSão Paulo to HamamatsuParis to HamamatsuBerlin to HamamatsuMoscow to HamamatsuDubai to HamamatsuNew Delhi to HamamatsuBangkok to Hamamatsu

Questions and answers

What is the time difference between Porto and Hamamatsu?

Hamamatsu is 8 hours ahead of Porto.

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

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

When is the best time to call Hamamatsu from Porto?

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

Does the time difference between Porto and Hamamatsu change?

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