Castle Rock to São Paulo time converter

São Paulo is 3 hours ahead of Castle Rock. When it is 9:00 AM in Castle Rock, it is 12:00 PM in São Paulo.

Castle Rock MDT

Wednesday, October 21, 2026

São Paulo BRT

Wednesday, October 21, 2026

Castle Rock
Colorado, United States
Wed, Oct 21
MDTUTC-6
São Paulo
Brazil
Wed, Oct 21
BRTUTC-3+3h
Finding your time zone…
Shared working hours (9:00–18:00)

Castle Rock to São Paulo conversion table

Every hour of today in Castle Rock and the matching time in São Paulo. Light rows are typical working hours (9:00–18:00).

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

Best time to call or meet

Both sides are at work from 9:00 AM – 3:00 PM in Castle Rock (12:00 PM – 6:00 PM in São Paulo).

Daylight saving time and the difference

The difference changes during the year because Castle Rock and São Paulo switch clocks on different dates:

  • Oct 21, 2026 – Nov 1, 2026: +3h
  • Nov 1, 2026 – Mar 14, 2027: +4h
  • Mar 14, 2027 – Oct 21, 2027: +3h

Distance

Castle Rock and São Paulo are 9,242 km (5,743 miles) apart in a straight line.

More conversions

São Paulo to Castle RockCastle Rock to New YorkCastle Rock to LondonCastle Rock to Los AngelesCastle Rock to ChicagoCastle Rock to TorontoCastle Rock to ParisCastle Rock to BerlinCastle Rock to MoscowCastle Rock to DubaiCastle Rock to New DelhiCastle Rock to BangkokCastle Rock to Singapore
New York to São PauloLondon to São PauloLos Angeles to São PauloChicago to São PauloToronto to São PauloParis to São PauloBerlin to São PauloMoscow to São PauloDubai to São PauloNew Delhi to São PauloBangkok to São PauloSingapore to São Paulo

Questions and answers

What is the time difference between Castle Rock and São Paulo?

São Paulo is 3 hours ahead of Castle Rock.

What time is it in São Paulo when it is 9 AM in Castle Rock?

When it is 9:00 AM in Castle Rock, it is 12:00 PM in São Paulo.

When is the best time to call São Paulo from Castle Rock?

Both sides are at work from 9:00 AM – 3:00 PM in Castle Rock (12:00 PM – 6:00 PM in São Paulo).

Does the time difference between Castle Rock and São Paulo change?

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