Buenos Aires to Sumiyoshi time converter

Sumiyoshi is 12 hours ahead of Buenos Aires. When it is 9:00 AM in Buenos Aires, it is 9:00 PM in Sumiyoshi.

Buenos Aires ART

Monday, October 19, 2026

Sumiyoshi JST

Tuesday, October 20, 2026

Argentina
Mon, Oct 19
ARTUTC-3
Tue, Oct 20
JSTUTC+9+12h
Finding your time zone…

1:10 PM in Buenos Aires, Monday, October 19, 2026

Shared working hours (9:00–18:00)

Buenos Aires to Sumiyoshi conversion table

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

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

Best time to call or meet

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

Daylight saving time and the difference

The difference stays 12 hours all year.

Distance

Buenos Aires and Sumiyoshi are 18,496 km (11,493 miles) apart in a straight line.

More conversions

Questions and answers

What is the time difference between Buenos Aires and Sumiyoshi?

Sumiyoshi is 12 hours ahead of Buenos Aires.

What time is it in Sumiyoshi when it is 9 AM in Buenos Aires?

When it is 9:00 AM in Buenos Aires, it is 9:00 PM in Sumiyoshi.

When is the best time to call Sumiyoshi from Buenos Aires?

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

Does the time difference between Buenos Aires and Sumiyoshi change?

No. The difference stays 12 hours all year.