Chiryu to Porto time converter

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

Chiryu JST

Monday, October 19, 2026

Porto WEST

Monday, October 19, 2026

Japan
Mon, Oct 19
JSTUTC+9
Portugal
Mon, Oct 19
WESTUTC+1-8h
Finding your time zone…

9:29 PM in Chiryu, Monday, October 19, 2026

Shared working hours (9:00–18:00)

Chiryu to Porto conversion table

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

ChiryuPorto
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 Chiryu (9:00 AM – 10:00 AM in Porto).

Daylight saving time and the difference

The difference changes during the year because Chiryu and Porto 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

Chiryu and Porto are 10,850 km (6,742 miles) apart in a straight line.

More conversions

Questions and answers

What is the time difference between Chiryu and Porto?

Porto is 8 hours behind Chiryu.

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

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

When is the best time to call Porto from Chiryu?

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

Does the time difference between Chiryu 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.