Tokyo to Porthcawl time converter

Porthcawl is 8 hours behind Tokyo. When it is 9:00 AM in Tokyo, it is 1:00 AM in Porthcawl.

Tokyo JST

Wednesday, October 21, 2026

Porthcawl BST

Tuesday, October 20, 2026

Tokyo
Japan
Wed, Oct 21
JSTUTC+9
Porthcawl
United Kingdom
Tue, Oct 20
BSTUTC+1-8h
Finding your time zone…
Shared working hours (9:00–18:00)

Tokyo to Porthcawl conversion table

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

TokyoPorthcawl
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 Tokyo (9:00 AM – 10:00 AM in Porthcawl).

Daylight saving time and the difference

The difference changes during the year because Tokyo and Porthcawl 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

Tokyo and Porthcawl are 9,687 km (6,019 miles) apart in a straight line.

More conversions

Porthcawl to TokyoTokyo to New YorkTokyo to LondonTokyo to Los AngelesTokyo to ChicagoTokyo to TorontoTokyo to São PauloTokyo to ParisTokyo to BerlinTokyo to MoscowTokyo to DubaiTokyo to New DelhiTokyo to Bangkok
New York to PorthcawlLondon to PorthcawlLos Angeles to PorthcawlChicago to PorthcawlToronto to PorthcawlSão Paulo to PorthcawlParis to PorthcawlBerlin to PorthcawlMoscow to PorthcawlDubai to PorthcawlNew Delhi to PorthcawlBangkok to Porthcawl

Questions and answers

What is the time difference between Tokyo and Porthcawl?

Porthcawl is 8 hours behind Tokyo.

What time is it in Porthcawl when it is 9 AM in Tokyo?

When it is 9:00 AM in Tokyo, it is 1:00 AM in Porthcawl.

When is the best time to call Porthcawl from Tokyo?

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

Does the time difference between Tokyo and Porthcawl change?

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