Rio de Janeiro to Mountain View time converter

Mountain View is 4 hours behind Rio de Janeiro. When it is 9:00 AM in Rio de Janeiro, it is 5:00 AM in Mountain View.

Rio de Janeiro BRT

Tuesday, October 20, 2026

Mountain View PDT

Tuesday, October 20, 2026

Rio de Janeiro
Brazil
Tue, Oct 20
BRTUTC-3
Mountain View
California, United States
Tue, Oct 20
PDTUTC-7-4h
Finding your time zone…
Shared working hours (9:00–18:00)

Rio de Janeiro to Mountain View conversion table

Every hour of today in Rio de Janeiro and the matching time in Mountain View. Light rows are typical working hours (9:00–18:00).

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

Best time to call or meet

Both sides are at work from 1:00 PM – 6:00 PM in Rio de Janeiro (9:00 AM – 2:00 PM in Mountain View).

Daylight saving time and the difference

The difference changes during the year because Rio de Janeiro and Mountain View switch clocks on different dates:

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

Distance

Rio de Janeiro and Mountain View are 10,617 km (6,597 miles) apart in a straight line.

More conversions

Mountain View to Rio de JaneiroRio de Janeiro to New YorkRio de Janeiro to LondonRio de Janeiro to Los AngelesRio de Janeiro to ChicagoRio de Janeiro to TorontoRio de Janeiro to São PauloRio de Janeiro to ParisRio de Janeiro to BerlinRio de Janeiro to MoscowRio de Janeiro to DubaiRio de Janeiro to New DelhiRio de Janeiro to Bangkok
New York to Mountain ViewLondon to Mountain ViewLos Angeles to Mountain ViewChicago to Mountain ViewToronto to Mountain ViewSão Paulo to Mountain ViewParis to Mountain ViewBerlin to Mountain ViewMoscow to Mountain ViewDubai to Mountain ViewNew Delhi to Mountain ViewBangkok to Mountain View

Questions and answers

What is the time difference between Rio de Janeiro and Mountain View?

Mountain View is 4 hours behind Rio de Janeiro.

What time is it in Mountain View when it is 9 AM in Rio de Janeiro?

When it is 9:00 AM in Rio de Janeiro, it is 5:00 AM in Mountain View.

When is the best time to call Mountain View from Rio de Janeiro?

Both sides are at work from 1:00 PM – 6:00 PM in Rio de Janeiro (9:00 AM – 2:00 PM in Mountain View).

Does the time difference between Rio de Janeiro and Mountain View change?

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