Porto to Mount Vernon Triangle time converter

Mount Vernon Triangle is 5 hours behind Porto. When it is 9:00 AM in Porto, it is 4:00 AM in Mount Vernon Triangle.

Porto WEST

Tuesday, October 20, 2026

Mount Vernon Triangle EDT

Tuesday, October 20, 2026

Porto
Portugal
Tue, Oct 20
WESTUTC+1
Mount Vernon Triangle
District of Columbia, United States
Tue, Oct 20
EDTUTC-4-5h
Finding your time zone…
Shared working hours (9:00–18:00)

Porto to Mount Vernon Triangle conversion table

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

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

Best time to call or meet

Both sides are at work from 2:00 PM – 6:00 PM in Porto (9:00 AM – 1:00 PM in Mount Vernon Triangle).

Daylight saving time and the difference

The difference changes during the year because Porto and Mount Vernon Triangle switch clocks on different dates:

  • Oct 20, 2026 – Oct 25, 2026: -5h
  • Oct 25, 2026 – Nov 1, 2026: -4h
  • Nov 1, 2026 – Mar 14, 2027: -5h
  • Mar 14, 2027 – Mar 28, 2027: -4h
  • Mar 28, 2027 – Oct 20, 2027: -5h

Distance

Porto and Mount Vernon Triangle are 5,674 km (3,526 miles) apart in a straight line.

More conversions

Mount Vernon Triangle to PortoPorto to New YorkPorto to LondonPorto to Los AngelesPorto to ChicagoPorto to TorontoPorto to São PauloPorto to ParisPorto to BerlinPorto to MoscowPorto to DubaiPorto to New DelhiPorto to Bangkok
New York to Mount Vernon TriangleLondon to Mount Vernon TriangleLos Angeles to Mount Vernon TriangleChicago to Mount Vernon TriangleToronto to Mount Vernon TriangleSão Paulo to Mount Vernon TriangleParis to Mount Vernon TriangleBerlin to Mount Vernon TriangleMoscow to Mount Vernon TriangleDubai to Mount Vernon TriangleNew Delhi to Mount Vernon TriangleBangkok to Mount Vernon Triangle

Questions and answers

What is the time difference between Porto and Mount Vernon Triangle?

Mount Vernon Triangle is 5 hours behind Porto.

What time is it in Mount Vernon Triangle when it is 9 AM in Porto?

When it is 9:00 AM in Porto, it is 4:00 AM in Mount Vernon Triangle.

When is the best time to call Mount Vernon Triangle from Porto?

Both sides are at work from 2:00 PM – 6:00 PM in Porto (9:00 AM – 1:00 PM in Mount Vernon Triangle).

Does the time difference between Porto and Mount Vernon Triangle change?

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