Tonj to Porto time converter

Porto is 1 hour behind Tonj. When it is 9:00 AM in Tonj, it is 8:00 AM in Porto.

Tonj CAT

Tuesday, October 20, 2026

Porto WEST

Tuesday, October 20, 2026

Tonj
South Sudan
Tue, Oct 20
CATUTC+2
Porto
Portugal
Tue, Oct 20
WESTUTC+1-1h
Finding your time zone…
Shared working hours (9:00–18:00)

Tonj to Porto conversion table

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

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

Best time to call or meet

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

Daylight saving time and the difference

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

  • Oct 20, 2026 – Oct 25, 2026: -1h
  • Oct 25, 2026 – Mar 28, 2027: -2h
  • Mar 28, 2027 – Oct 20, 2027: -1h

Distance

Tonj and Porto are 5,265 km (3,272 miles) apart in a straight line.

More conversions

Porto to TonjTonj to New YorkTonj to LondonTonj to Los AngelesTonj to ChicagoTonj to TorontoTonj to São PauloTonj to ParisTonj to BerlinTonj to MoscowTonj to DubaiTonj to New DelhiTonj to Bangkok
New York to PortoLondon to PortoLos Angeles to PortoChicago to PortoToronto to PortoSão Paulo to PortoParis to PortoBerlin to PortoMoscow to PortoDubai to PortoNew Delhi to PortoBangkok to Porto

Questions and answers

What is the time difference between Tonj and Porto?

Porto is 1 hour behind Tonj.

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

When it is 9:00 AM in Tonj, it is 8:00 AM in Porto.

When is the best time to call Porto from Tonj?

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

Does the time difference between Tonj 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.