Port Arthur to Singapore time converter

Singapore is 13 hours ahead of Port Arthur. When it is 9:00 AM in Port Arthur, it is 10:00 PM in Singapore.

Port Arthur CDT

Wednesday, October 21, 2026

Singapore SGT

Thursday, October 22, 2026

Port Arthur
Texas, United States
Wed, Oct 21
CDTUTC-5
Singapore
Thu, Oct 22
SGTUTC+8+13h
Finding your time zone…
Shared working hours (9:00–18:00)

Port Arthur to Singapore conversion table

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

Port ArthurSingapore
12:00 AM1:00 PM
1:00 AM2:00 PM
2:00 AM3:00 PM
3:00 AM4:00 PM
4:00 AM5:00 PM
5:00 AM6:00 PM
6:00 AM7:00 PM
7:00 AM8:00 PM
8:00 AM9:00 PM
9:00 AM10:00 PM
10:00 AM11:00 PM
11:00 AM12:00 AM+1 day
12:00 PM1:00 AM+1 day
1:00 PM2:00 AM+1 day
2:00 PM3:00 AM+1 day
3:00 PM4:00 AM+1 day
4:00 PM5:00 AM+1 day
5:00 PM6:00 AM+1 day
6:00 PM7:00 AM+1 day
7:00 PM8:00 AM+1 day
8:00 PM9:00 AM+1 day
9:00 PM10:00 AM+1 day
10:00 PM11:00 AM+1 day
11:00 PM12:00 PM+1 day

Best time to call or meet

Working hours don't overlap fully. The closest fit is 8:00 PM – 10:00 PM in Port Arthur (9:00 AM – 11:00 AM in Singapore): working hours on one side, early or late on the other.

Daylight saving time and the difference

The difference changes during the year because Port Arthur and Singapore switch clocks on different dates:

  • Oct 21, 2026 – Nov 1, 2026: +13h
  • Nov 1, 2026 – Mar 14, 2027: +14h
  • Mar 14, 2027 – Oct 21, 2027: +13h

More conversions

Singapore to Port ArthurPort Arthur to New YorkPort Arthur to LondonPort Arthur to Los AngelesPort Arthur to ChicagoPort Arthur to TorontoPort Arthur to São PauloPort Arthur to ParisPort Arthur to BerlinPort Arthur to MoscowPort Arthur to DubaiPort Arthur to New DelhiPort Arthur to Bangkok
New York to SingaporeLondon to SingaporeLos Angeles to SingaporeChicago to SingaporeToronto to SingaporeSão Paulo to SingaporeParis to SingaporeBerlin to SingaporeMoscow to SingaporeDubai to SingaporeNew Delhi to SingaporeBangkok to Singapore

Questions and answers

What is the time difference between Port Arthur and Singapore?

Singapore is 13 hours ahead of Port Arthur.

What time is it in Singapore when it is 9 AM in Port Arthur?

When it is 9:00 AM in Port Arthur, it is 10:00 PM in Singapore.

When is the best time to call Singapore from Port Arthur?

Working hours don't overlap fully. The closest fit is 8:00 PM – 10:00 PM in Port Arthur (9:00 AM – 11:00 AM in Singapore): working hours on one side, early or late on the other.

Does the time difference between Port Arthur and Singapore change?

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